{"title":"Gravity","description":null,"products":[{"product_id":"gravity-gr-hl2-2-channel-high-to-low-rca-line-converter","title":"Gravity GR-HL2 2-Channel High-to-Low RCA Line Converter","description":"\u003cp\u003eThe Gravity GR-HL2 is a 2-channel high-to-low RCA line converter for adding an aftermarket amplifier to a vehicle audio system with speaker-level outputs. It converts amplified speaker signals from a factory or aftermarket radio into low-level RCA signals for an amplifier input. This makes it useful when the existing radio does not provide RCA preamp outputs.\u003c\/p\u003e\u003cp\u003eIt is intended for installers and vehicle owners who want to retain the original radio while adding an amplifier or subwoofer system. The two-channel format suits basic stereo-to-amplifier and subwoofer-amplifier signal integration. Its compact format is designed to fit into an aftermarket audio installation without requiring a replacement head unit.\u003c\/p\u003e\u003cp\u003eAn adjustable attenuation control allows the output signal level to be matched to the connected amplifier. Proper level matching helps an installer set up the system with an appropriate signal level before amplifier gain adjustment. The control is located on the converter housing for accessible setup during installation.\u003c\/p\u003e\u003cp\u003eThe GR-HL2 includes an integrated ground-loop isolator intended to reduce unwanted electrical noise in the audio signal path. It also provides a 12V remote turn-on output for an amplifier. This can simplify amplifier activation in installations where a suitable remote lead is not otherwise available.\u003c\/p\u003e\u003cp\u003eUse the GR-HL2 between the radio's speaker outputs and an amplifier's RCA inputs. It supports a straightforward upgrade path for adding amplified speakers or a subwoofer while maintaining the vehicle's existing radio and controls. A supplied wiring diagram provides connection guidance for the converter's integrated leads and RCA outputs.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Channel Signal Conversion:\u003c\/strong\u003e Converts left and right speaker-level signals to RCA line-level outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Attenuation:\u003c\/strong\u003e Lets the installer tailor converter output level for amplifier matching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V Remote Output:\u003c\/strong\u003e Provides a remote turn-on connection for a compatible amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGround-Loop Isolation:\u003c\/strong\u003e Helps address electrical hum and noise in the signal path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRCA Line Outputs:\u003c\/strong\u003e Connects to an amplifier using standard left and right RCA inputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Frequency Response:\u003c\/strong\u003e Covers a specified 10 Hz to 50 kHz range.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-HL2 uses a compact black enclosure with integrated wire leads, left and right RCA output connections, and an accessible level control. Its enclosure includes mounting tabs for securing the converter within an audio installation. The product layout identifies the input, power, ground, remote, and output connections.\u003c\/p\u003e\u003cp\u003eConnect the converter's high-level input leads to the appropriate radio or speaker-output wiring, then run RCA cables from its outputs to the amplifier. Connect the power, ground, and remote-output leads as indicated in the supplied wiring diagram, and set attenuation during system tuning. Install it in a protected location and secure the housing so wiring is not strained or pinched.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45613300678726,"sku":"GR-HL2","price":14.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/71aXEg5jsgL.jpg?v=1784350586"},{"product_id":"gravity-gr-hl4-4-channel-high-to-low-rca-line-converter","title":"Gravity GR-HL4 4-Channel High-to-Low RCA Line Converter","description":"\u003cp\u003eThe Gravity GR-HL4 is a four-channel line output converter for adding an aftermarket amplifier to a vehicle audio system that does not provide RCA preamp outputs. It accepts speaker-level audio from a factory or aftermarket radio and converts it to low-level RCA signal. This allows an amplifier to be connected while retaining the existing head unit.\u003c\/p\u003e\u003cp\u003eThis converter is intended for installers and vehicle owners upgrading factory audio systems with amplified speakers, an external amplifier, or a subwoofer amplifier. Its four-channel design supports connection from multiple speaker outputs rather than limiting the system to a single stereo pair. RCA outputs provide a conventional signal connection for compatible aftermarket amplifiers.\u003c\/p\u003e\u003cp\u003eThe GR-HL4 is designed to provide a controlled signal handoff between a radio's speaker wiring and an amplifier's RCA inputs. Adjustable input signal sensitivity helps match the converter's output level to the connected amplifier. Proper level adjustment can help create a balanced system setup without unnecessarily overdriving the amplifier input.\u003c\/p\u003e\u003cp\u003eA built-in 12-volt remote turn-on output is included for amplifier activation in installations where the radio may not provide a dedicated remote lead. The converter also incorporates a ground loop isolator intended to help reduce unwanted electrical noise in the audio signal path. These integrated functions can reduce the number of separate interface components needed for a basic amplifier integration.\u003c\/p\u003e\u003cp\u003eThe compact GR-HL4 is suited to installations where a factory radio is being retained and an amplifier is added downstream. It operates from a 12-volt negative-ground vehicle electrical system and accepts up to 100 watts of input per channel. Use it as part of a properly fused amplifier installation with suitable RCA cables, speaker-wire connections, and amplifier power wiring.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-Channel Conversion:\u003c\/strong\u003e Converts four speaker-level channels to RCA-level audio outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRCA Line Outputs:\u003c\/strong\u003e Connects compatible aftermarket amplifiers using standard RCA signal cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Sensitivity:\u003c\/strong\u003e Lets the installer set signal level for the connected amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Turn-On Output:\u003c\/strong\u003e Provides a 12-volt trigger output for amplifier activation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGround Loop Isolator:\u003c\/strong\u003e Helps reduce electrical noise transferred through the signal path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Frequency Response:\u003c\/strong\u003e Supports audio signals from 10 Hz to 50 kHz.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-HL4 uses a compact enclosed design intended for integration into vehicle audio wiring. Its RCA interface, level adjustment control, and integrated remote-output function place the primary connection and setup functions in one converter module. The design is made for negative-ground automotive electrical systems operating between 11 and 15 volts DC.\u003c\/p\u003e\u003cp\u003eInstall the converter between the radio's speaker-level outputs and the RCA inputs of a compatible amplifier, following the wiring diagram supplied on the package. Connect the amplifier's remote terminal to the converter's remote turn-on output when applicable, then set input sensitivity conservatively before final system tuning. Confirm speaker-wire polarity, secure all wiring, and keep signal wiring routed appropriately for the vehicle installation.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45613358579782,"sku":"GR-HL4","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/71umOhE1FzL.jpg?v=1784350611"},{"product_id":"gravity-agr-s209bt-single-din-bluetooth-cd-receiver","title":"Gravity AGR-S209BT Single-DIN Bluetooth CD Receiver","description":"\u003cp\u003eThe Gravity AGR-S209BT is a single-DIN CD\/MP3 car audio receiver for vehicles that need a straightforward replacement or upgrade head unit. It combines disc playback, Bluetooth, USB, SD\/MMC media support, front AUX input, and AM\/FM radio in one dashboard component. This makes it suitable for drivers who use a mix of physical discs, stored music files, radio, and phone-based audio.\u003c\/p\u003e\u003cp\u003eBluetooth functionality provides a wireless connection option for compatible devices, supporting music streaming and hands-free calling. For wired and removable-media playback, the receiver includes a front AUX input, USB port, and SD\/MMC card slot. Its CD mechanism also supports CD-R and CD-RW media in addition to standard CDs.\u003c\/p\u003e\u003cp\u003eThe AGR-S209BT uses a built-in four-channel amplifier rated at 50 watts maximum per channel. Electronic volume, bass, treble, balance, and fader controls allow basic adjustment of the sound sent to the vehicle's speakers. Preset EQ modes for Pop, Rock, and Classic provide quick tonal starting points for different music styles.\u003c\/p\u003e\u003cp\u003eFor everyday operation, the receiver includes repeat, random, and intro playback functions, along with last-memory and preset-scan functions. A built-in high-sensitivity FM receiver and digital clock add practical daily-use features. Electronic skip protection is included to help maintain CD playback during normal vehicle movement.\u003c\/p\u003e\u003cp\u003eThis receiver can serve as the source unit in a basic four-speaker system or as the starting point for a more expanded setup. Its four-channel RCA output supports connection to external audio equipment where appropriate. The detachable faceplate and included infrared remote add convenience for parking security and passenger-side control.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-DIN Chassis:\u003c\/strong\u003e Fits vehicles configured for a standard single-DIN receiver opening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth Connectivity:\u003c\/strong\u003e Supports wireless music streaming and hands-free calling with compatible devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCD\/MP3 Playback:\u003c\/strong\u003e Plays CDs, CD-R\/RW discs, MP3, and WMA files.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Media Inputs:\u003c\/strong\u003e Includes USB, SD\/MMC card, and front AUX connectivity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-Channel Output:\u003c\/strong\u003e Built-in amplification is rated at 50 watts maximum per channel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRCA System Expansion:\u003c\/strong\u003e Four-channel RCA output supports connection to compatible external equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe AGR-S209BT has a conventional single-DIN in-dash design with a detachable front panel, front-accessible AUX input, and clear physical controls for source selection and audio adjustment. Published product information identifies a digital clock display, infrared remote control, and electronic audio controls. Specific chassis-material and display-panel specifications are not published.\u003c\/p\u003e\u003cp\u003eInstallation requires a vehicle with a compatible single-DIN dashboard opening and the appropriate vehicle-specific mounting kit and wiring adapter when needed. The included wire harness is intended for receiver connection, while removal keys are supplied for installation or service. Use the receiver's built-in four-channel output for a conventional speaker system, or use its RCA outputs when integrating compatible external amplification.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45625046827078,"sku":"AGR-S209BT","price":76.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/2_7d917773-b496-437d-9e3d-b22f710b96bc.webp?v=1784373777"},{"product_id":"gravity-g-220tw-1-silk-dome-tweeters","title":"Gravity G-220TW 1\" Silk Dome Tweeters","description":"\u003cp\u003eThe Gravity G-220TW is a 1-inch car-audio dome tweeter set designed to add dedicated high-frequency reproduction to a vehicle sound system. It is intended for listeners building or refreshing a speaker system that needs clearer treble detail beyond what larger drivers typically reproduce. The compact tweeter format makes it suitable for custom installations and component-style upgrades.\u003c\/p\u003e\u003cp\u003eIts silk-dome design is made for smooth reproduction of upper-frequency content such as vocals, cymbals, strings, and ambient details. By assigning treble information to dedicated tweeters, a system can better separate high-frequency material from midrange and bass duties. The result depends on the vehicle, mounting location, crossover setup, and supporting equipment.\u003c\/p\u003e\u003cp\u003eThe G-220TW is rated for 300 watts maximum power and uses a neodymium magnet. Neodymium allows a compact motor structure, which is useful in tweeter applications where installation space can be limited. The product is specified as a wired vehicle speaker component rather than a standalone amplified audio system.\u003c\/p\u003e\u003cp\u003eThese tweeters are a practical fit for car-audio systems using compatible midrange speakers, coaxial speakers, or subwoofers. They can be considered when replacing damaged tweeters or adding high-frequency drivers to a custom front-stage setup. Correct frequency protection and power matching should be determined by the installer or system designer.\u003c\/p\u003e\u003cp\u003eThe G-220TW is sold as a pair in retail listings, providing left- and right-channel tweeters for a stereo installation. Its 1-inch dome size supports compact placement in suitable factory locations, custom panels, or other purpose-built mounting positions. Verify available space, mounting method, and wiring requirements before purchase or installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-Inch Silk Dome:\u003c\/strong\u003e Provides dedicated high-frequency reproduction in a compact tweeter format.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e300W Maximum Rating:\u003c\/strong\u003e Supplies a published maximum-power figure for system matching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeodymium Magnet:\u003c\/strong\u003e Uses a compact magnetic motor design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Audio Application:\u003c\/strong\u003e Intended for wired car-audio speaker installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePair Configuration:\u003c\/strong\u003e Retail listings identify the product as a stereo pair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Supports installation where larger speakers will not fit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G-220TW combines a silk dome with a neodymium magnet assembly in a compact tweeter design. Retail information identifies a black and metallic appearance, while the product is classified as a vehicle tweeter. Its small 1-inch driver size is intended for installations where high-frequency drivers need minimal mounting space.\u003c\/p\u003e\u003cp\u003eUse the G-220TW as part of a compatible left\/right car-audio system, with mounting locations selected for fit and desired sound staging. Confirm the available mounting dimensions and use appropriate wiring, crossover protection, and amplifier or head-unit settings for the rest of the system. Manufacturer-confirmed impedance, crossover point, mounting cutout, mounting depth, and included mounting hardware specifications were not located.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45625104924742,"sku":"G-220TW","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/91CjjUUmQBL.jpg?v=1784373814"},{"product_id":"gravity-g-230tw-1-inch-silk-dome-tweeters","title":"Gravity G-230TW 1-Inch Silk Dome Tweeters","description":"\u003cp\u003eThe Gravity G-230TW is a 1-inch dome tweeter set designed to add dedicated high-frequency reproduction to a vehicle audio system. It is intended for systems where factory speakers or larger aftermarket drivers need more definition in the upper-frequency range. Adding separate tweeters can help bring vocals, percussion, and fine musical details forward in the listening experience.\u003c\/p\u003e\u003cp\u003eThis model is suited to car-audio upgrades using compatible 4-ohm speaker outputs and a properly configured high-frequency crossover. Its listed 350-watt maximum power handling gives installers a reference point when selecting and setting up an amplifier. An RMS power rating is not confirmed, so amplifier matching should not be based on the maximum-power figure alone.\u003c\/p\u003e\u003cp\u003eThe G-230TW uses a 1-inch silk dome design with a neodymium magnet, according to available product listings. A silk dome is intended for smooth high-frequency playback, while the compact neodymium motor structure helps keep the tweeter installation footprint small. The result is a dedicated treble driver for complementing midrange speakers and subwoofers.\u003c\/p\u003e\u003cp\u003eThese tweeters are listed as a pair, making them appropriate for left- and right-channel front-stage installations. They can be used in common tweeter locations such as door sail panels, dashboards, A-pillars, or custom pods when space and vehicle safety systems allow. Proper placement and aiming can affect stereo imaging and perceived treble level.\u003c\/p\u003e\u003cp\u003eFor a complete upgrade, install the G-230TW set with the appropriate passive crossover or active high-pass filtering. This protects the tweeters from low-frequency content that they are not designed to reproduce. Careful gain setting, correct polarity, and conservative equalization are important for clean integration with the rest of the system.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-Inch Silk Dome:\u003c\/strong\u003e Provides dedicated high-frequency reproduction in a compact format.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e350W Maximum Power:\u003c\/strong\u003e Listed maximum-power capability for system planning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Ohm Impedance:\u003c\/strong\u003e Suits compatible car-audio speaker outputs and crossover networks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeodymium Magnet:\u003c\/strong\u003e Supports a compact tweeter motor assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePair Configuration:\u003c\/strong\u003e Supports left- and right-channel stereo installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Audio Design:\u003c\/strong\u003e Intended for aftermarket automotive sound-system upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G-230TW combines a silk dome diaphragm with a neodymium magnet structure and a black metallic appearance. Its compact 1-inch format is designed for use where a dedicated tweeter can be mounted without the space requirements of a larger speaker. Available listings identify it as a wired automotive tweeter set.\u003c\/p\u003e\u003cp\u003eUse a suitable crossover or high-pass filter between the amplifier or head-unit speaker output and each tweeter. Confirm mounting depth, cutout requirements, and clearance behind the selected location before modifying a door panel, dash, or trim piece. Maintain polarity from source to crossover to tweeter, secure all wiring, and avoid excessive treble boost or amplifier gain.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45625182683206,"sku":"G-230TW","price":30.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/91HyjKbS7zL.jpg?v=1784373859"},{"product_id":"gravity-g-245tw-1-silk-dome-car-tweeter-kit","title":"Gravity G-245TW 1\" Silk Dome Car Tweeter Kit","description":"\u003cp\u003eThe Gravity G-245TW is a 1-inch silk dome car tweeter kit designed to add dedicated high-frequency reproduction to a vehicle audio system. It is intended for listeners who want clearer upper-range detail than full-range door speakers alone may provide. Its 4-ohm nominal impedance supports use in many aftermarket car-audio speaker systems.\u003c\/p\u003e\u003cp\u003eThis tweeter covers a stated 2 kHz to 30 kHz frequency range and has a stated sensitivity of 94 dB. The silk dome is designed for high-frequency playback, helping reproduce details such as vocals, percussion, and ambient information. It is a suitable addition when building a more complete front-stage speaker system.\u003c\/p\u003e\u003cp\u003eGravity rates the G-245TW for up to 300 watts maximum power handling. Maximum power is not the same as continuous RMS power, so amplifier selection and crossover settings should be made carefully. A properly configured high-pass signal is important when integrating any tweeter into a car audio system.\u003c\/p\u003e\u003cp\u003eA neodymium magnet supports the compact driver design, while the stamped steel basket is specified as anti-resonant. The tweeter uses spade speaker terminals for a direct wired connection. These features support practical installation in custom and replacement speaker locations.\u003c\/p\u003e\u003cp\u003eThe included flush and swivel mounting options allow the G-245TW to be positioned for the installation layout and desired listening direction. It can be used in locations such as doors, dash panels, sail panels, or custom enclosures when space and mounting dimensions permit. Pair it with compatible midrange or full-range speakers to divide the audio spectrum across dedicated drivers.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-Inch Silk Dome:\u003c\/strong\u003e Provides dedicated reproduction of upper-frequency information.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2 kHz–30 kHz Response:\u003c\/strong\u003e Covers a broad stated high-frequency operating range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e94 dB Sensitivity:\u003c\/strong\u003e Supports efficient output from compatible amplification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Ohm Impedance:\u003c\/strong\u003e Integrates with many aftermarket car audio systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeodymium Magnet:\u003c\/strong\u003e Supports a compact tweeter motor structure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlush and Swivel Mounts:\u003c\/strong\u003e Gives installers placement and aiming flexibility.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G-245TW combines a silk dome diaphragm, neodymium magnet, and anti-resonant stamped steel basket. Its black finish and compact 1-inch dome format suit a range of vehicle-interior installation locations. Spade terminals provide a straightforward connection point for speaker wire.\u003c\/p\u003e\u003cp\u003eChoose either the flush-mount or swivel-mount hardware based on the panel location and preferred sound direction. Confirm available mounting clearance before cutting or drilling, and observe polarity when wiring the tweeters. Use the tweeters with an appropriate high-pass crossover or filtered signal; a crossover is not confirmed as included with this kit.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45625248055366,"sku":"G-245TW","price":34.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81DI8ENelRL.jpg?v=1784373897"},{"product_id":"gravity-g-250tw-1-premium-dome-tweeters","title":"Gravity G-250TW 1\" Premium Dome Tweeters","description":"\u003cp\u003eThe Gravity G-250TW is a pair of 1-inch premium dome tweeters designed to add dedicated high-frequency reproduction to a car audio system. They are intended for listeners upgrading a factory speaker setup or completing a component-style speaker installation. Their compact size supports placement in common tweeter locations where clearer upper-frequency detail is desired.\u003c\/p\u003e\u003cp\u003eWith a published 2 kHz to 30 kHz frequency response and 94 dB sensitivity, these tweeters are specified for reproducing high-frequency content such as vocals, cymbals, and spatial details. The 4-ohm impedance allows them to be considered alongside other 4-ohm car-audio speaker components. Their 350W maximum-power rating is a maximum specification rather than a stated RMS rating.\u003c\/p\u003e\u003cp\u003eThe G-250TW uses a silk dome diaphragm and a 25 mm voice coil. This combination is paired with a high-density neodymium magnet assembly, a compact magnet type commonly used where installation space is limited. Ferrofluid cooling is also specified to support thermal management at the tweeter assembly.\u003c\/p\u003e\u003cp\u003eGravity lists tweeter protection as part of the product specification. The design is also described with a two-way mounting system, giving installers a choice between flush mounting and angled mounting. This flexibility can help accommodate different panel layouts and listening-position requirements.\u003c\/p\u003e\u003cp\u003eThese tweeters are suited to systems that need a dedicated high-frequency driver rather than relying only on full-range door speakers. Use them with system components selected for their published 4-ohm impedance and high-frequency operating range. Because crossover, wiring, and amplifier specifications are not documented in the available product data, confirm those details with the seller or installer before purchase.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-Inch Silk Dome:\u003c\/strong\u003e Compact dome tweeter design for dedicated high-frequency reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e350W Maximum Power:\u003c\/strong\u003e Published maximum-power specification for the pair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Ohm Impedance:\u003c\/strong\u003e Matches many common car-audio speaker-system configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeodymium Magnet:\u003c\/strong\u003e High-density magnet design in a compact tweeter assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFerrofluid Cooling:\u003c\/strong\u003e Specified cooling feature for the tweeter motor assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-Way Mounting:\u003c\/strong\u003e Supports flush installation or angled mounting placement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G-250TW combines a silk dome, 25 mm voice coil, high-density neodymium magnet, and ferrofluid cooling in a compact 1-inch tweeter format. Gravity also lists tweeter protection and a 4-ohm impedance rating. The product is sold as a pair of tweeters.\u003c\/p\u003e\u003cp\u003eChoose either the flush or angled mounting option according to the available panel location and intended listening direction. Check the vehicle panel and mounting location before cutting or drilling, since published cutout and mounting-depth dimensions were not available. Confirm compatible crossover, wiring, amplifier, and installation-hardware requirements separately, as those items are not specified in the available product data.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45625719947334,"sku":"G-250TW","price":35.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/9187VrVd3CL.jpg?v=1784374239"},{"product_id":"gravity-g12bd1-12-powered-subwoofer-enclosure","title":"Gravity G12BD1 12\" Powered Subwoofer Enclosure","description":"\u003cp\u003eThe Gravity G12BD1 is a loaded 12-inch car subwoofer enclosure designed to add dedicated low-frequency output to a vehicle audio system. It combines a pre-mounted Warzone Series subwoofer with a vented enclosure, providing a space-conscious way to add bass without building a custom box. Product listings describe an integrated amplifier for an all-in-one installation approach.\u003c\/p\u003e\u003cp\u003eThis enclosure is intended for drivers who want stronger bass response than factory full-range speakers can provide. Its ported enclosure design is tuned to reinforce low frequencies and give bass notes more presence. The 4-ohm final load also makes system matching more straightforward when planning the rest of the audio system.\u003c\/p\u003e\u003cp\u003eThe G12BD1 is rated for 500 watts RMS and 1,000 watts peak power. The enclosure provides 2.00 cubic feet of internal air space and is tuned to 38 Hz. These characteristics suit listeners seeking extended, low-frequency reinforcement from a single 12-inch enclosure.\u003c\/p\u003e\u003cp\u003eGravity uses a heavy-duty MDF enclosure construction for rigidity and durability. The loaded driver is pre-installed and wired to its final 4-ohm impedance, reducing the work involved compared with sourcing a separate subwoofer and enclosure. Its black finish is designed to integrate neatly in a trunk or cargo area.\u003c\/p\u003e\u003cp\u003eBefore purchase, measure the intended mounting location and plan for secure installation. The published enclosure dimensions are 20 x 17 x 17.5 inches, so it is best suited to vehicles with adequate trunk or cargo space. Verify the amplifier configuration, power wiring requirements, and included accessories with the selling dealer before installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle 12-Inch Subwoofer:\u003c\/strong\u003e Provides dedicated bass output from one loaded driver.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e500W RMS Rating:\u003c\/strong\u003e Supports continuous-power system planning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,000W Peak Rating:\u003c\/strong\u003e Indicates short-term maximum power handling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Ohm Final Load:\u003c\/strong\u003e Simplifies amplifier and wiring compatibility planning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVented Enclosure:\u003c\/strong\u003e Uses a ported design tuned for low-frequency reinforcement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Loaded MDF Box:\u003c\/strong\u003e Reduces the need to build and wire a separate enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G12BD1 uses a black, heavy-duty MDF wedge-style enclosure with a vented design. Its 2.00-cubic-foot air space and 38 Hz tuning are part of the assembled enclosure package. The subwoofer is pre-loaded and pre-wired at a 4-ohm final impedance.\u003c\/p\u003e\u003cp\u003eInstall the enclosure in a dry, secure trunk or cargo-area location where it cannot move while driving. Confirm that the 20 x 17 x 17.5-inch enclosure will fit before ordering, and allow suitable clearance for any amplifier section and wiring connections. Product listings identify the unit as powered, but the published amplifier electrical details and wiring-kit contents should be verified with the dealer.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45625793413190,"sku":"G12BD1","price":250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81lbzd6LJYL.jpg?v=1784374288"},{"product_id":"gravity-g12bd2-dual-12-ported-loaded-subwoofer-enclosure","title":"Gravity G12BD2 Dual 12\" Ported Loaded Subwoofer Enclosure","description":"\u003cp\u003eThe Gravity G12BD2 is a dual 12-inch loaded car-subwoofer enclosure designed to add low-frequency output to a vehicle audio system without building a custom box. Its two subwoofers are pre-installed in a ported enclosure and wired to an 8-ohm final load. This makes it a practical option for installers seeking a ready-made enclosure format.\u003c\/p\u003e\u003cp\u003eThe enclosure is rated for 800 watts RMS and 1,600 watts peak power handling. Its published frequency-response range is 30 Hz to 1.5 kHz, with the ported enclosure tuned to 30 Hz. The design is intended to emphasize low-bass reproduction in a trunk or cargo-area installation.\u003c\/p\u003e\u003cp\u003eGravity identifies the G12BD2 as part of its Warzone Series. The system uses two 12-inch drivers in a vented, wedge-style enclosure with 4.00 cubic feet of stated air space. The pre-wired 8-ohm configuration helps define the amplifier load that the rest of the system must support.\u003c\/p\u003e\u003cp\u003eThe enclosure uses heavy-duty MDF construction, giving the assembled unit a rigid cabinet structure for its installed drivers. At 34.5 inches wide, 19.5 inches high, and 18.75 inches deep, it is suited to vehicles with sufficient cargo-space clearance. Measure the intended location and account for space around the enclosure before purchase.\u003c\/p\u003e\u003cp\u003eOnline listings describe the G12BD2 inconsistently as both a loaded enclosure and an active powered enclosure. The confirmed technical details specify pre-loaded subwoofers and an 8-ohm final impedance, but do not publish amplifier specifications. Confirm the supplied amplification configuration and connection requirements with the retailer before planning the wiring installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 12-Inch Configuration:\u003c\/strong\u003e Uses two pre-installed 12-inch subwoofers in one enclosure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e800W RMS Rating:\u003c\/strong\u003e Supports up to 800 watts RMS power handling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,600W Peak Rating:\u003c\/strong\u003e Provides a published 1,600-watt peak power-handling rating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8-Ohm Final Load:\u003c\/strong\u003e Pre-wired enclosure presents an 8-ohm final impedance load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePorted Cabinet:\u003c\/strong\u003e Vented enclosure is tuned to 30 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty MDF:\u003c\/strong\u003e MDF enclosure construction provides a durable cabinet foundation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G12BD2 uses a wedge-style, ported enclosure made from heavy-duty MDF. Its stated internal air space is 4.00 cubic feet, and the ported layout is tuned to 30 Hz. The two subwoofers arrive pre-loaded in the enclosure and are listed with single voice coils.\u003c\/p\u003e\u003cp\u003ePlan installation around the enclosure's 34.5 x 19.5 x 18.75-inch dimensions and confirm that the vehicle has adequate cargo-area clearance. Match the system to the enclosure's stated 8-ohm final load and 800-watt RMS rating. Because published listings conflict on whether amplification is integrated, verify the exact package contents, wiring requirements, and required accessories with the selling retailer before installation.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45625883263046,"sku":"G12BD2","price":338.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81bTHYUi_uL.jpg?v=1784374334"},{"product_id":"gravity-g2sx-car-alarm-and-keyless-entry-system","title":"Gravity G2SX Car Alarm and Keyless Entry System","description":"\u003cp\u003eThe Gravity G2SX is a 1-way car alarm and keyless-entry system designed to add security-focused control to a compatible vehicle. It combines remote keyless-entry functionality with shock-sensor monitoring features for drivers replacing a basic system or adding an alarm to an older vehicle. Two remotes are listed with the system.\u003c\/p\u003e\u003cp\u003eThis system is intended for vehicle owners who want keyless locking and unlocking alongside alarm-related functions. A negative door-lock and unlock output is provided for integration with compatible vehicle door-lock circuits. The G2SX also includes a trunk-release function for vehicles equipped to support remote trunk control.\u003c\/p\u003e\u003cp\u003eShock sensing is a central part of the G2SX feature set. The product is listed with an external shock sensor, while its feature information also identifies built-in shock sensing with sensitivity adjustment. This allows the installer to configure the system around the vehicle and its intended level of response.\u003c\/p\u003e\u003cp\u003eA built-in parking-light relay supports visual confirmation during system operation. The included valet mode button provides a practical way to place the system into valet mode when alarm functions need to be temporarily managed. These functions make the G2SX a focused security and convenience upgrade rather than an audio component.\u003c\/p\u003e\u003cp\u003eThe Gravity G2SX can be used as part of a broader vehicle-electronics installation alongside compatible door-lock, trunk-release, and parking-light circuits. It is a compact control module intended for concealed installation inside the vehicle. Because vehicle wiring and supported functions vary, professional installation is recommended for reliable integration.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKeyless Entry:\u003c\/strong\u003e Provides remote door-lock and unlock control when connected to compatible vehicle circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo Remotes:\u003c\/strong\u003e The system is listed with two included remote transmitters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Shock Sensor:\u003c\/strong\u003e Adds an external sensor component for impact-related alarm monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Shock Sensitivity:\u003c\/strong\u003e Listed built-in shock sensing includes sensitivity adjustment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrunk Release Function:\u003c\/strong\u003e Supports remote trunk release on compatible equipped vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParking Light Relay:\u003c\/strong\u003e Built-in relay supports parking-light signaling during operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G2SX is listed in black and uses a compact module format with published product dimensions of 4 x 4.8 x 4.5 inches. No housing-material or weather-resistance specification is published for this model. Its small form factor is intended to support discreet placement within the vehicle interior.\u003c\/p\u003e\u003cp\u003eInstallation requires connection to the vehicle power, alarm-related circuits, door-lock wiring, and applicable parking-light and trunk-release circuits. The door-lock and unlock output is specified as negative 200 mA, so vehicle compatibility should be verified before installation. Use a qualified mobile-electronics installer when vehicle wiring, relay requirements, or factory security integration are uncertain.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45625956827206,"sku":"G2SX","price":48.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/71L6IClN7jL.jpg?v=1784374378"},{"product_id":"gravity-g3-10d2-10-dual-2-ohm-car-subwoofer","title":"Gravity G3-10D2 10\" Dual 2-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity G3-10D2 is a 10-inch component car subwoofer designed to add dedicated low-frequency output to an aftermarket audio system. It is intended for listeners who want more bass authority than factory full-range speakers can provide. Because it is a passive subwoofer driver, it is designed to be used with an external amplifier and a properly built enclosure.\u003c\/p\u003e\u003cp\u003eThis model uses dual 2-ohm voice coils, giving installers wiring flexibility when matching the subwoofer to a compatible mono or multi-channel amplifier. Its 750-watt RMS power rating and 1,500-watt maximum power handling make amplifier selection and gain setup important. The DVC design can support series or parallel wiring arrangements, depending on the amplifier's supported impedance load.\u003c\/p\u003e\u003cp\u003eThe G3-10D2 uses a pressed paper cone and high-roll foam surround. This combination is intended to provide cone support and controlled movement during bass reproduction. It is suited to music systems focused on low-end impact while retaining a conventional 10-inch subwoofer format.\u003c\/p\u003e\u003cp\u003eAn airflow cooling design is specified to help manage heat around the voice-coil assembly during sustained use. The subwoofer also uses a high-flux motor design to support its low-frequency operation. These construction details are aimed at maintaining consistent operation when the driver is installed and powered appropriately.\u003c\/p\u003e\u003cp\u003eThe G3-10D2 can serve as a single-subwoofer bass upgrade or as part of a multi-subwoofer system. Final performance depends on enclosure design, amplifier capability, electrical-system condition, crossover settings, and correct wiring. Confirm available mounting depth, cutout dimensions, and amplifier load compatibility before installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-Inch Subwoofer:\u003c\/strong\u003e Provides dedicated bass output in a commonly used car-audio size.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 2-Ohm Voice Coils:\u003c\/strong\u003e Allows flexible series or parallel wiring options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e750-Watt RMS Rating:\u003c\/strong\u003e Supports sustained power matching with a suitable external amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,500-Watt Maximum Handling:\u003c\/strong\u003e Indicates the listed short-term maximum power figure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Uses a rigid cone material for bass-driver operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling Design:\u003c\/strong\u003e Helps manage heat during extended listening sessions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G3-10D2 combines a competition-grade pressed paper cone with a high-roll foam surround and high-flux motor design. Its dual voice-coil terminals are intended for flexible system wiring, while the cooling design supports thermal management during use. It is a passive driver rather than a self-powered enclosure.\u003c\/p\u003e\u003cp\u003eInstall the subwoofer in an enclosure designed for its application and verify physical fit before cutting or mounting. Use an amplifier that is stable at the final impedance created by the selected voice-coil wiring and set gains conservatively. An enclosure, amplifier, wiring, fuse protection, and installation hardware should be selected separately unless specifically included by the seller.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626030293062,"sku":"G3-10D2","price":152.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81gus_k19kL.jpg?v=1784374426"},{"product_id":"gravity-g3-10d4-10-dual-4-ohm-car-subwoofer","title":"Gravity G3-10D4 10\" Dual 4-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity G3-10D4 is a 10-inch car audio subwoofer designed to add dedicated low-frequency output to a vehicle sound system. It is intended for listeners building or upgrading a system that needs more bass extension than full-range speakers can provide. Its dual 4-ohm voice-coil layout gives installers useful wiring flexibility when matching the subwoofer to a compatible amplifier.\u003c\/p\u003e\u003cp\u003eWith a rated frequency response of 30-500 Hz, the G3-10D4 is built to cover the bass range while integrating with the rest of a car audio system. Its 750-watt RMS and 1,500-watt peak power ratings provide a clear starting point for amplifier selection and gain setup. Careful power matching remains important for dependable operation and controlled bass performance.\u003c\/p\u003e\u003cp\u003eThe subwoofer uses a competition-grade pressed paper cone paired with a high-roll foam surround. This combination is designed to provide a rigid moving surface and the excursion capability needed for low-frequency reproduction. The foam surround also supports the cone through repeated movement during normal use.\u003c\/p\u003e\u003cp\u003eAn advanced airflow cooling design helps manage heat around the voice-coil assembly during extended playback. Thermal management is especially relevant in high-output systems, where sustained amplifier power can raise operating temperatures. The G3-10D4 is therefore suited to installations that prioritize a dedicated bass driver with serviceable wiring options.\u003c\/p\u003e\u003cp\u003eThis is a component subwoofer, so it should be installed in a properly selected enclosure and powered by a separate compatible amplifier. It can be used as a single-subwoofer upgrade or as part of a multi-subwoofer system. Enclosure selection, final wiring impedance, amplifier capability, and vehicle space should all be confirmed before installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-Inch Subwoofer:\u003c\/strong\u003e Adds a dedicated bass driver to a vehicle audio system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 4-Ohm Voice Coils:\u003c\/strong\u003e Supports series or parallel wiring choices with a compatible amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e750-Watt RMS Rating:\u003c\/strong\u003e Provides a continuous-power reference for amplifier matching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,500-Watt Peak Rating:\u003c\/strong\u003e Indicates short-term maximum power handling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Uses a competition-grade cone material for bass reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling Design:\u003c\/strong\u003e Helps manage heat during extended high-output playback.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G3-10D4 combines a pressed paper cone, high-roll foam surround, dual voice coils, and an airflow-focused cooling design. Its 10-inch format is intended for conventional car-audio subwoofer enclosures. The design is focused on dedicated low-frequency reproduction rather than full-range speaker duty.\u003c\/p\u003e\u003cp\u003eUse an enclosure designed for a 10-inch subwoofer and verify all physical fitment details before cutting or mounting, as manufacturer mounting dimensions were not confirmed. The two 4-ohm voice coils may be wired in parallel for a 2-ohm nominal load or in series for an 8-ohm nominal load. Select an amplifier that is stable at the chosen final impedance, use appropriate wiring, and set gains conservatively to match the subwoofer's 750-watt RMS rating.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626095763526,"sku":"G3-10D4","price":148.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/1_7210250e-6103-45b0-aa60-0b9d57c77d61.webp?v=1784374473"},{"product_id":"gravity-g3-12d2-12-dual-2-ohm-car-subwoofer","title":"Gravity G3-12D2 12\" Dual 2-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity G3-12D2 is a 12-inch car audio subwoofer designed to add dedicated low-frequency output to a vehicle sound system. It is intended for listeners who want bass reproduction beyond what full-range door or rear-deck speakers typically provide. Its dual voice coil design gives system builders flexibility when planning an amplifier and wiring configuration.\u003c\/p\u003e\u003cp\u003eWith a 1,000-watt RMS power rating per subwoofer and 2,000-watt peak power rating, the G3-12D2 is suited to amplified bass systems that are matched carefully for power and impedance. Its rated 30 to 500 Hz frequency response focuses on the bass and upper-bass range. The 87 dB sensitivity specification provides a useful reference when comparing it with compatible subwoofers and amplifier plans.\u003c\/p\u003e\u003cp\u003eThe G3-12D2 uses a competition-grade pressed paper cone and a high-roll foam surround. This combination is designed to support cone movement while maintaining the subwoofer's intended structure during use. An advanced airflow cooling system is included to help manage heat around the motor and voice-coil assembly.\u003c\/p\u003e\u003cp\u003eEach G3-12D2 uses dual 2-ohm voice coils, allowing installers to account for the amplifier's stable load capability when choosing a wiring arrangement. Proper amplifier selection, enclosure design, and gain setup remain important for dependable operation. This makes the model a practical choice for custom car-audio installations rather than a direct replacement for a factory full-range speaker.\u003c\/p\u003e\u003cp\u003eUse the G3-12D2 as the low-frequency foundation of a system with an appropriate mono or multi-channel amplifier, enclosure, wiring, and crossover configuration. It can be used as a single-subwoofer installation or as part of a matched multi-subwoofer system. Confirm available mounting space and amplifier impedance compatibility before purchase and installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Inch Subwoofer:\u003c\/strong\u003e Adds dedicated bass capability to a vehicle audio system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 2-Ohm Voice Coils:\u003c\/strong\u003e Provides wiring flexibility for compatible amplifiers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,000W RMS Rating:\u003c\/strong\u003e Supports power matching for each individual subwoofer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Forms the main moving surface for bass reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Roll Foam Surround:\u003c\/strong\u003e Supports controlled cone excursion during playback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling System:\u003c\/strong\u003e Helps manage heat during extended amplified use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G3-12D2 combines a pressed paper cone with a high-roll foam surround and dual voice-coil construction. Its design also incorporates an advanced airflow cooling system. The subwoofer is built for car-audio bass applications and measures 12 inches in nominal diameter.\u003c\/p\u003e\u003cp\u003eInstall the G3-12D2 in a properly sized and securely mounted subwoofer enclosure, using an amplifier that is stable at the final impedance created by the selected voice-coil wiring. Set crossover, gain, and bass-boost controls conservatively to match the rest of the system. The package is listed as containing one G3-12D2 subwoofer; confirm required enclosure, amplifier, wiring, mounting hardware, and accessories separately before installation.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626218250310,"sku":"G3-12D2","price":191.1,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81gus_k19kL_176c36d8-1a89-4215-8285-12bca6265d37.jpg?v=1784374537"},{"product_id":"gravity-g3-12d4-12-dual-4-ohm-car-subwoofer","title":"Gravity G3-12D4 12\" Dual 4-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity G3-12D4 is a 12-inch car audio subwoofer designed to add dedicated low-frequency output to an amplified vehicle sound system. Its dual 4-ohm voice coil configuration provides wiring flexibility when matching the subwoofer to a compatible mono or multi-channel amplifier. This model is sold as a single subwoofer for custom enclosure and system builds.\u003c\/p\u003e\u003cp\u003eWith a listed 1,000-watt RMS power rating and 2,000-watt peak power rating, the G3-12D4 is intended for systems that need substantial bass handling. Its 30-500 Hz frequency-response specification covers the low-frequency range typically assigned to a subwoofer. An 87 dB sensitivity rating is specified for the driver.\u003c\/p\u003e\u003cp\u003eThe subwoofer uses a competition-grade pressed paper cone to reproduce bass frequencies, paired with a high-roll foam surround. This combination is designed to support cone movement while maintaining the driver structure during regular use. The G3-12D4 also uses an advanced airflow cooling system intended to help manage heat at the motor and voice-coil assembly.\u003c\/p\u003e\u003cp\u003eDual 4-ohm voice coils allow the G3-12D4 to be wired in parallel for a 2-ohm final load or in series for an 8-ohm final load. The appropriate configuration depends on the amplifier's supported impedance and rated power output. Matching amplifier output to the subwoofer's RMS rating and final impedance is important for a properly balanced installation.\u003c\/p\u003e\u003cp\u003eThe G3-12D4 is suited to car audio upgrades where a separate subwoofer enclosure and external amplifier are being used. It can serve as a single-driver bass solution or as part of a multi-subwoofer setup. Select an enclosure, amplifier, wiring, and electrical system appropriate for the vehicle and the desired final impedance.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Inch Subwoofer:\u003c\/strong\u003e Adds dedicated bass reproduction to an amplified car audio system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 4-Ohm Voice Coils:\u003c\/strong\u003e Supports 2-ohm parallel or 8-ohm series wiring options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,000W RMS Rating:\u003c\/strong\u003e Helps match the driver with an appropriately rated amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Provides the specified competition-grade cone construction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Roll Foam Surround:\u003c\/strong\u003e Supports cone travel and driver durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling System:\u003c\/strong\u003e Helps manage heat during sustained operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G3-12D4 combines a pressed paper cone, high-roll foam surround, dual voice-coil motor structure, and airflow cooling design. Its 12-inch format is intended for installation in a suitable subwoofer enclosure. The listed package dimensions are 13.3 x 13.1 x 8.7 inches.\u003c\/p\u003e\u003cp\u003eInstall the subwoofer securely in an enclosure designed for a 12-inch driver, using a proper seal around the mounting flange. Connect both voice coils with correct polarity and choose series or parallel wiring only after confirming the amplifier's safe operating impedance. An external amplifier, enclosure, and installation wiring are needed for operation; verify mounting clearance before purchase.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626300072006,"sku":"G3-12D4","price":188.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81TtGjSJpWL.jpg?v=1784374583"},{"product_id":"gravity-g3-15d2-15-dual-2-ohm-car-subwoofer","title":"Gravity G3-15D2 15\" Dual 2-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity G3-15D2 is a 15-inch car audio subwoofer made for systems that need dedicated low-frequency output beyond what full-range speakers can reproduce. Its large woofer format is intended for enthusiasts building a bass-focused upgrade in a vehicle with adequate enclosure space. The dual-voice-coil design provides flexibility when planning a compatible amplifier and wiring configuration.\u003c\/p\u003e\u003cp\u003eRated for 1,200 watts RMS and 2,400 watts peak power per subwoofer, the G3-15D2 is designed for substantial continuous power handling when matched with an appropriate amplifier. Its published 30 Hz to 500 Hz frequency-response range covers low bass through upper-bass duties. An 87 dB sensitivity rating is also specified.\u003c\/p\u003e\u003cp\u003eThis model uses a competition-grade pressed paper cone paired with a high-roll foam surround. That material combination is designed to support controlled cone movement while providing the compliance needed for bass reproduction. The foam surround also forms the visible outer suspension of the woofer assembly.\u003c\/p\u003e\u003cp\u003eGravity specifies an advanced air-flow cooling system for the G3-15D2. Cooling is an important consideration in a high-power subwoofer system because sustained playback can create heat at the voice coils. This design feature is intended to support operation during extended listening sessions.\u003c\/p\u003e\u003cp\u003eThe G3-15D2 is suited to a custom car-audio installation using a separately selected enclosure and amplifier. Its two 2-ohm voice coils allow the final load to be planned around the amplifier's stable impedance range. Confirm the enclosure dimensions, available mounting space, amplifier capability, and complete wiring plan before installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e15-Inch Woofer:\u003c\/strong\u003e Provides a large cone area for dedicated bass reproduction in a custom vehicle audio system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,200W RMS Rating:\u003c\/strong\u003e Supports amplifier matching based on continuous power handling rather than peak output alone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 2-Ohm Voice Coils:\u003c\/strong\u003e Gives installers wiring options when configuring the subwoofer load for a compatible amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Uses the specified competition-grade cone material for the moving diaphragm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Roll Foam Surround:\u003c\/strong\u003e Supports cone travel and forms a durable outer suspension around the cone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-Flow Cooling System:\u003c\/strong\u003e Is specified to help manage heat during extended high-power playback.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G3-15D2 combines a competition-grade pressed paper cone with a high-roll foam surround in a 15-inch subwoofer format. Its published construction also includes an advanced air-flow cooling system. These elements are intended for a dedicated bass driver rather than a full-range speaker application.\u003c\/p\u003e\u003cp\u003eUse the G3-15D2 in a properly designed enclosure that fits both the subwoofer and the vehicle's available space. Select an amplifier with power delivery and minimum-impedance capability appropriate for the final dual-voice-coil wiring arrangement. Mounting depth, cutout diameter, enclosure volume, terminal type, and included hardware were not confirmed in the available product specifications, so verify these details before purchase or fabrication.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626382057542,"sku":"G3-15D2","price":184.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/pixelcut-export_2_7af2c51b-9d9a-4c9c-b511-5120538d07d9.jpg?v=1784374621"},{"product_id":"gravity-g3-15d4-15-dual-4-ohm-car-subwoofer","title":"Gravity G3-15D4 15\" Dual 4-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity G3-15D4 is a 15-inch component car subwoofer for systems that need dedicated low-frequency output beyond what full-range speakers can provide. Its dual 4-ohm voice-coil design gives installers series or parallel wiring flexibility when matching the subwoofer to an amplifier. This model is intended for use in a properly designed enclosure and vehicle audio system.\u003c\/p\u003e\u003cp\u003eWith 1,200 watts RMS power handling and a 2,400-watt peak rating, the G3-15D4 is suited to higher-power bass systems when paired with an amplifier that is stable at the selected final impedance. Its 30 Hz to 500 Hz published frequency-response range covers low bass through upper-bass frequencies. The 87 dB sensitivity rating provides a useful reference when planning amplifier power and overall system output.\u003c\/p\u003e\u003cp\u003eThe subwoofer uses a competition-grade pressed paper cone paired with a high-roll foam surround. This combination is designed to support cone movement while maintaining a durable interface between the cone and frame. The result is a purpose-built low-frequency driver for custom car-audio installations.\u003c\/p\u003e\u003cp\u003eGravity specifies an advanced air-flow cooling system to help manage heat during extended operation. Thermal management is important in a high-power subwoofer system because excessive heat can affect long-term voice-coil performance. Proper gain setting and clean amplifier power remain essential for reliable operation.\u003c\/p\u003e\u003cp\u003eThe G3-15D4 fits upgrade paths ranging from a single custom bass enclosure to multi-subwoofer systems. Its two 4-ohm voice coils may be wired in parallel for a 2-ohm final load or in series for an 8-ohm final load per subwoofer. Select an enclosure, amplifier, wiring, and electrical support appropriate for the vehicle and intended listening level.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e15-Inch Woofer:\u003c\/strong\u003e Provides substantial cone area for dedicated bass reproduction in a custom vehicle system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,200W RMS Handling:\u003c\/strong\u003e Supports amplifier matching based on continuous power rather than peak-only ratings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 4-Ohm Voice Coils:\u003c\/strong\u003e Allows 2-ohm parallel or 8-ohm series wiring for one subwoofer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Uses a competition-grade cone material specified for low-frequency playback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Roll Foam Surround:\u003c\/strong\u003e Supports cone travel and is designed for durable use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAir-Flow Cooling System:\u003c\/strong\u003e Helps manage heat during extended high-power operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G3-15D4 combines a pressed paper cone, high-roll foam surround, large motor structure, and spring-loaded terminals in a purpose-built subwoofer design. Its 15-inch format requires a suitably rigid enclosure and adequate cargo-space planning. Keep the cone and surround clean, and avoid harsh chemicals or excessive moisture during maintenance.\u003c\/p\u003e\u003cp\u003eInstall the subwoofer securely in a sealed, ported, or bandpass enclosure designed for a 15-inch driver, with no air leaks or mounting obstructions. Wire its dual 4-ohm coils in series for 8 ohms or parallel for 2 ohms, and verify that the amplifier is stable at the resulting load. Set amplifier gain conservatively, use an appropriate low-pass filter, and avoid audible distortion or excessive bass boost.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626447626310,"sku":"G3-15D4","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/pixelcut-export_2_06fc83c6-da90-4a25-8188-424b40c9eb01.jpg?v=1784374663"},{"product_id":"gravity-g3-8d2-8-dual-2-ohm-car-subwoofer","title":"Gravity G3-8D2 8\" Dual 2-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity G3-8D2 is an 8-inch car audio subwoofer designed for systems that need bass output in a compact speaker format. Its dual 2-ohm voice coil arrangement provides wiring flexibility when matching the subwoofer to a compatible amplifier. This makes it a practical option for installations where enclosure and mounting space are limited.\u003c\/p\u003e\u003cp\u003eThis model is rated for up to 1,000 watts of peak power. It is intended to reproduce low-frequency content for a fuller, more grounded sound in a car audio system. An appropriately matched amplifier and enclosure are required for operation.\u003c\/p\u003e\u003cp\u003eThe G3-8D2 uses a pressed paper cone intended for car audio bass reproduction. A high-roll foam surround supports cone movement while providing a flexible outer suspension. These materials are specified as part of the subwoofer's competition-grade construction.\u003c\/p\u003e\u003cp\u003eAn advanced airflow cooling design is listed for the G3-8D2. This design is intended to help manage heat during extended playback. The subwoofer also uses a high-flux motor system to support its low-frequency performance.\u003c\/p\u003e\u003cp\u003eWith its 8-inch diameter and dual 2-ohm coils, the G3-8D2 can fit into a compact subwoofer upgrade path when paired with compatible equipment. It is suited to listeners building or updating a dedicated bass section in a vehicle. Confirm enclosure requirements, amplifier stability, available mounting depth, and final wired impedance before installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8-Inch Subwoofer:\u003c\/strong\u003e Compact woofer size for vehicle bass systems with limited installation space.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,000-Watt Peak Rating:\u003c\/strong\u003e Listed peak-power handling for selecting compatible amplification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 2-Ohm Voice Coils:\u003c\/strong\u003e Provides multiple possible wiring configurations with a suitable amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Cone material specified for low-frequency car audio reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Roll Foam Surround:\u003c\/strong\u003e Flexible surround supports the cone's movement during playback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling System:\u003c\/strong\u003e Listed cooling design intended to help manage heat over extended use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe Gravity G3-8D2 combines a pressed paper cone, high-roll foam surround, and high-flux motor system. Its construction is designed around compact 8-inch bass reproduction, with an airflow cooling system listed as part of the design. The dual voice coil configuration is a central part of its electrical design.\u003c\/p\u003e\u003cp\u003eUse the G3-8D2 only with an amplifier that remains stable at the final impedance created by the chosen voice-coil wiring. Install it in an enclosure designed for the subwoofer after confirming the required cutout, mounting depth, and enclosure recommendations with the manufacturer or seller. Speaker wire, an enclosure, an amplifier, and installation hardware are not confirmed as included.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626496876614,"sku":"G3-8D2","price":97.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/1_2043878f-980a-4fd4-9048-86fcfdb235c7.jpg?v=1784374693"},{"product_id":"gravity-g3-8d4-8-4-ohm-dual-voice-coil-subwoofer","title":"Gravity G3-8D4 8\" 4-Ohm Dual Voice Coil Subwoofer","description":"\u003cp\u003eThe Gravity G3-8D4 is an 8-inch car audio subwoofer designed to add dedicated low-frequency output to a system using smaller full-range speakers. Its compact driver size can suit installations where a larger subwoofer is not practical. This model uses a dual voice coil configuration and is listed as a 4-ohm woofer.\u003c\/p\u003e\u003cp\u003eBuilt for bass reproduction, the G3-8D4 helps extend the low end that door speakers and coaxial speakers typically cannot reproduce effectively. It is intended for listeners building or upgrading a car audio system with a separate subwoofer stage. The sound focus is on low-frequency impact and dynamic bass response.\u003c\/p\u003e\u003cp\u003eThe subwoofer uses a competition-grade pressed paper cone paired with a high-roll foam surround. This combination is designed to provide a rigid radiating surface with surround travel suitable for bass duty. The materials also support the product's performance-oriented Warzone-series presentation.\u003c\/p\u003e\u003cp\u003eA high-flux motor is paired with an advanced airflow cooling design. These elements are intended to support the driver during sustained use by managing heat around the motor and voice-coil area. Gravity also identifies the design as a dual voice coil subwoofer, giving installers wiring flexibility when matching an amplifier.\u003c\/p\u003e\u003cp\u003eThe G3-8D4 is a component subwoofer rather than a complete powered enclosure. It is best used with a correctly matched external amplifier, suitable enclosure, and proper wiring. For a balanced system, pair it with full-range speakers and configure the amplifier's crossover so the subwoofer handles low bass frequencies.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8-Inch Subwoofer:\u003c\/strong\u003e Compact driver format for space-conscious car audio builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Voice Coil Design:\u003c\/strong\u003e Provides wiring flexibility for compatible amplifier systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Ohm Listing:\u003c\/strong\u003e Listed as a 4-ohm car audio woofer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Competition-grade cone material supports bass reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Roll Foam Surround:\u003c\/strong\u003e Supports cone movement while adding durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling Design:\u003c\/strong\u003e Helps manage heat during sustained playback.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G3-8D4 combines a pressed paper cone, high-roll foam surround, high-flux motor, and airflow cooling design in an 8-inch subwoofer format. Its dual voice coil construction is intended for car audio installations requiring flexible wiring choices. The driver is part of Gravity's Warzone subwoofer lineup.\u003c\/p\u003e\u003cp\u003ePlan the installation around a compatible amplifier, an enclosure designed for this specific driver, and enough mounting clearance for the woofer and its terminals. Confirm the final impedance after wiring both voice coils before connecting the amplifier, and set gain and crossover controls carefully. An enclosure, amplifier, and wiring accessories are not identified in the confirmed product listing.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626562478150,"sku":"G3-8D4","price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/812XaSob-FL.jpg?v=1784374746"},{"product_id":"gravity-g5-12d-12-dual-4-ohm-car-subwoofer","title":"Gravity G5-12D 12\" Dual 4-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity G5-12D is a 12-inch car audio subwoofer designed to add dedicated low-frequency output to an aftermarket sound system. It is suited to listeners building a bass-focused upgrade with a separate amplifier and enclosure. Its dual 4-ohm voice-coil configuration gives installers flexibility when planning an amplifier load.\u003c\/p\u003e\u003cp\u003eRated for 750 watts RMS and 3,000 watts maximum power, the G5-12D is intended for systems that require sustained bass handling rather than relying on full-range speakers alone. Its specified 30 Hz to 500 Hz frequency response covers the bass and upper-bass range commonly assigned to a subwoofer. An 87 dB sensitivity rating provides a useful reference when matching the driver with suitable amplification.\u003c\/p\u003e\u003cp\u003eThe subwoofer uses a competition-grade pressed-paper cone and a high-roll foam surround. This material combination is intended to support controlled cone movement while maintaining the durability needed for mobile-audio use. The design is finished in black and uses a flush-mount installation style.\u003c\/p\u003e\u003cp\u003eAn advanced airflow cooling system is specified to help manage heat during extended operation. This is particularly relevant when the subwoofer is driven near its continuous power rating in a properly designed system. As with any high-power subwoofer, clean amplifier power and correct gain adjustment are important for dependable operation.\u003c\/p\u003e\u003cp\u003eThe G5-12D can be used as the foundation of a single-subwoofer system or paired with a compatible second driver in a larger build. Because it is a passive subwoofer, it requires an external amplifier, appropriate enclosure, wiring, and crossover setup. Its dual 4-ohm coils should be wired only in a configuration that the chosen amplifier is designed to support.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Inch Subwoofer:\u003c\/strong\u003e Adds dedicated bass capability to a car audio system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e750W RMS Handling:\u003c\/strong\u003e Supports sustained power when matched with a suitable amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 4-Ohm Voice Coils:\u003c\/strong\u003e Provides wiring flexibility for compatible mono amplifier setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed-Paper Cone:\u003c\/strong\u003e Forms the primary moving surface for bass reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Roll Foam Surround:\u003c\/strong\u003e Supports cone travel and complements the durable driver design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling System:\u003c\/strong\u003e Helps manage heat during longer listening sessions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G5-12D combines a pressed-paper cone with a high-roll foam surround in a black, flush-mount subwoofer design. Its specified cooling arrangement is intended to support thermal management during operation. The driver is designed for car audio use and is supplied as a single subwoofer unit.\u003c\/p\u003e\u003cp\u003eInstall the G5-12D in an enclosure designed for a 12-inch subwoofer, then power it with an external amplifier selected around its 750-watt RMS rating. Verify the final impedance created by the two 4-ohm voice coils before connecting the amplifier. Use a low-pass crossover and follow the enclosure, wiring, and amplifier manufacturers' instructions for system setup.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626619822150,"sku":"G5-12D","price":178.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81snI7BiXVL.jpg?v=1784374786"},{"product_id":"gravity-g7-12d2-12-dual-2-ohm-car-subwoofer","title":"GRAVITY G7-12D2 12\" Dual 2-Ohm Car Subwoofer","description":"\u003cp\u003eThe GRAVITY G7-12D2 is a 12-inch car audio subwoofer designed to add dedicated low-frequency output to a vehicle sound system. It is intended for listeners building a bass-focused upgrade with a separate compatible amplifier and enclosure. Its dual 2-ohm voice coil design provides wiring flexibility when matching the subwoofer to an amplifier.\u003c\/p\u003e\u003cp\u003eThis model uses a competition-grade pressed paper cone and a high-roll foam surround. That combination is designed to support controlled cone movement while reproducing bass-heavy music. The published frequency response is 35 Hz to 500 Hz, covering the low-frequency range typically assigned to a subwoofer.\u003c\/p\u003e\u003cp\u003eThe G7-12D2 carries a published peak-power rating of 4,800 watts per subwoofer. Because peak ratings are not the same as continuous amplifier requirements, amplifier selection should be based on compatible impedance operation and conservative gain setup. Proper tuning helps keep bass output clear and reduces the chance of audible distortion.\u003c\/p\u003e\u003cp\u003eAn advanced airflow cooling system is part of the subwoofer's listed design. This feature is intended to help manage heat during extended listening sessions. The listed sensitivity is 88 dB, and final output will also depend on the enclosure, amplifier power, vehicle acoustics, and installation quality.\u003c\/p\u003e\u003cp\u003eThe G7-12D2 is a bare subwoofer rather than a complete powered bass system. It is suited to custom sealed or ported enclosure projects where the installer can choose the box style and wiring arrangement. With its two 2-ohm voice coils, it can be wired for either a 1-ohm or 4-ohm final load when both coils are used correctly.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Inch Subwoofer:\u003c\/strong\u003e Adds dedicated low-frequency reproduction to a custom car audio system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 2-Ohm Voice Coils:\u003c\/strong\u003e Supports series or parallel wiring to suit compatible amplifiers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4,800-Watt Peak Rating:\u003c\/strong\u003e Published peak power handling per individual subwoofer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Provides a purpose-built cone material for bass reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Roll Foam Surround:\u003c\/strong\u003e Supports cone travel while helping maintain a durable edge suspension.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling System:\u003c\/strong\u003e Helps manage heat during extended high-output operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GRAVITY G7-12D2 uses a competition-grade pressed paper cone, high-roll foam surround, and dual voice coil motor structure. Its design is intended for installation in a vehicle-specific or custom-built subwoofer enclosure. The subwoofer is listed for car-audio use and requires an enclosure for mounting.\u003c\/p\u003e\u003cp\u003eUse an amplifier that is stable at the final impedance created by the selected wiring method. The two 2-ohm coils can be wired in parallel for a 1-ohm load or in series for a 4-ohm load; never connect the subwoofer until the amplifier's supported load is confirmed. Secure the driver to a properly sealed enclosure, use adequately sized speaker wire, and set amplifier gain and low-pass filtering carefully to avoid distortion.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626620215366,"sku":"G7-12D2","price":401.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/91vCWdMd1mL_ca218a94-9138-49e6-aec7-23f24373f6c2.jpg?v=1784374835"},{"product_id":"gravity-g7-15d2-15-dual-2-ohm-car-subwoofer","title":"Gravity G7-15D2 15\" Dual 2-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity G7-15D2 is a 15-inch car audio subwoofer designed to add dedicated low-frequency output to a vehicle sound system. It is a bare subwoofer driver, intended for installation in a compatible enclosure and connection to an external amplifier. Its dual 2-ohm voice coils give system builders wiring flexibility when matching the subwoofer to a suitable mono amplifier.\u003c\/p\u003e\u003cp\u003eThis model is intended for listeners who want substantial bass extension from a large-diameter subwoofer. Its published frequency response of 30 Hz to 500 Hz places it in the range typically handled by a subwoofer rather than full-range speakers. A properly adjusted low-pass crossover helps it blend with the vehicle's main speakers.\u003c\/p\u003e\u003cp\u003eThe G7-15D2 is rated at 2,400 watts RMS and 4,800 watts peak power. These ratings make amplifier selection, gain setup, wiring, and enclosure construction especially important. Use an amplifier that is stable at the final impedance created by the chosen voice-coil wiring.\u003c\/p\u003e\u003cp\u003eA competition-grade pressed paper cone forms the radiating surface, while a high-roll foam surround supports cone movement. The subwoofer also uses an advanced airflow cooling system intended to help manage heat during operation. Together, these construction elements support use in high-output car audio installations.\u003c\/p\u003e\u003cp\u003eBecause it is a single 15-inch driver rather than a loaded enclosure, the G7-15D2 can be used in a custom sealed or ported box selected for the available vehicle space and desired bass character. The two 2-ohm voice coils can be wired in parallel for a 1-ohm final load or in series for a 4-ohm final load. Professional installation is recommended for enclosure, wiring, and amplifier setup.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e15-Inch Driver:\u003c\/strong\u003e Large cone area supports dedicated low-frequency reproduction in a car audio system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2,400W RMS Rating:\u003c\/strong\u003e Supports high-power system designs when paired with an appropriately matched amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 2-Ohm Voice Coils:\u003c\/strong\u003e Allows series or parallel wiring to suit compatible amplifier loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Competition-grade cone material provides the driver’s primary sound-producing surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Roll Foam Surround:\u003c\/strong\u003e Supports cone travel while forming the outer edge of the moving assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling System:\u003c\/strong\u003e Designed to aid heat management during sustained high-output operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G7-15D2 uses a competition-grade pressed paper cone and high-roll foam surround in a 15-inch subwoofer format. Its dual voice-coil layout provides two 2-ohm coils, and the published design also incorporates advanced airflow cooling. The product is supplied as one standalone subwoofer driver rather than a preloaded enclosure.\u003c\/p\u003e\u003cp\u003eInstall the subwoofer in a properly built, sealed enclosure with no air leaks, using mounting hardware appropriate for the enclosure material. Wire both voice coils with correct polarity: parallel wiring creates a 1-ohm final load, while series wiring creates a 4-ohm final load. Confirm that the amplifier is stable at the chosen load, use a low-pass filter, and set amplifier gain carefully to prevent clipping.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626620510278,"sku":"G7-15D2","price":642.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/91vCWdMd1mL.jpg?v=1784374884"},{"product_id":"gravity-g8bd2-dual-8-powered-ported-subwoofer-enclosure","title":"Gravity G8BD2 Dual 8\" Powered Ported Subwoofer Enclosure","description":"\u003cp\u003eThe Gravity G8BD2 is a self-powered car subwoofer enclosure designed to add low-frequency output without requiring a separate external amplifier. It combines two 8-inch subwoofers, an integrated amplifier, and a ported enclosure in one assembled package. This approach can simplify a bass upgrade for vehicles where adding multiple separate components is less practical.\u003c\/p\u003e\u003cp\u003eRated at 600 watts RMS and 1,200 watts maximum power, the G8BD2 is intended for listeners seeking a more substantial bass foundation from a compact dual-subwoofer layout. Its listed 30 Hz to 1 kHz frequency response covers the low-frequency range commonly handled by a vehicle subwoofer system. The powered design keeps amplification and enclosure components together.\u003c\/p\u003e\u003cp\u003eThe enclosure uses a ported configuration, which uses an opening in the cabinet to support low-frequency output. This design is paired with a listed enclosure air space of 3.5 cubic feet. The G8BD2 is specified as an enclosed powered subwoofer system for car-audio use.\u003c\/p\u003e\u003cp\u003eHeavy-duty MDF construction provides the enclosure structure for the dual-driver assembly. The cabinet measures 26.75 inches wide by 17 inches high by 14 inches deep, so measuring the intended cargo-area location before purchase is important. The listed product weight is 40 pounds.\u003c\/p\u003e\u003cp\u003eThe G8BD2 can be used with an existing car stereo as part of a complete vehicle-audio upgrade. Because it is an active enclosure, it still requires proper vehicle power, ground, turn-on, and audio-signal connections during installation. Confirm the available mounting space and have the installation planned around the vehicle's electrical and audio-system configuration.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 8-Inch Drivers:\u003c\/strong\u003e Two compact subwoofers are built into one enclosure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Amplification:\u003c\/strong\u003e The enclosure is an active, powered subwoofer system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e600W RMS Rating:\u003c\/strong\u003e Provides the listed continuous power rating for the system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,200W Maximum Power:\u003c\/strong\u003e Provides the listed maximum power-handling figure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePorted Cabinet:\u003c\/strong\u003e Uses a vented enclosure design for bass reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty MDF Construction:\u003c\/strong\u003e Provides a rigid cabinet structure for the enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe G8BD2 combines two 8-inch subwoofers and integrated amplification in a heavy-duty MDF ported enclosure. Its listed cabinet dimensions are 26.75 x 17 x 14 inches, with a listed weight of 40 pounds. The system is specified with a single voice coil and 8-ohm DC resistance.\u003c\/p\u003e\u003cp\u003ePlan installation in a secure, ventilated vehicle location that accommodates the enclosure's full dimensions and allows access for wiring. A proper installation requires vehicle power, ground, remote turn-on, and an audio signal connection; the exact included accessories and connection types are not confirmed. Professional installation is advisable when vehicle wiring, signal integration, or secure mounting is needed.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626620543046,"sku":"G8BD2","price":225.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/pixelcut-export_c3e82955-da5b-4be6-b4cc-42b4a39105bc.png?v=1784374924"},{"product_id":"gravity-gbr250-4d-compact-4-channel-digital-amplifier","title":"Gravity GBR250-4D Compact 4-Channel Digital Amplifier","description":"\u003cp\u003eThe Gravity GBR250-4D is a micro ultra-compact, four-channel full-range digital amplifier for adding external power where installation space is limited. It is rated for 360 watts RMS and uses RCA stereo inputs for connection with compatible source units. Its small footprint makes it a practical option for compact mobile-audio installations.\u003c\/p\u003e\u003cp\u003eThis amplifier is designed for stereo front-and-rear speaker systems in cars, motorcycles, RVs, ATVs, boats, and similar applications. Four channels allow it to power separate front and rear speaker pairs from one amplifier. It can also be configured in bridged operation for a two-channel setup when the connected speakers meet the stated load requirement.\u003c\/p\u003e\u003cp\u003eThe GBR250-4D is stable at 2-ohm and 4-ohm loads, providing 90 watts RMS per channel at 2 ohms. In bridged operation, it is rated at 180 watts RMS by two channels at 4 ohms. These published ratings help match the amplifier to compatible speaker wiring and power-handling needs.\u003c\/p\u003e\u003cp\u003eSelectable low-pass, full-range, and high-pass crossover modes provide basic system-tuning flexibility. High-pass filtering can be used for speaker channels, while low-pass filtering supports installations that require a lower-frequency signal path. Full-range mode leaves crossover selection open for systems using external processing or speaker-specific filtering.\u003c\/p\u003e\u003cp\u003eMeasuring 1.5 x 3.25 x 7.5 inches, the GBR250-4D is intended for installations where a conventional full-size amplifier may be difficult to place. It uses a surface-mount installation format and can fit into compact custom audio layouts. RCA stereo input compatibility makes it suitable for systems built around a source unit with RCA preamp outputs.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-Channel Design:\u003c\/strong\u003e Powers front and rear speaker channels from one compact amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e360 Watts RMS:\u003c\/strong\u003e Provides the published total continuous power rating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Ohm Stable:\u003c\/strong\u003e Supports compatible 2-ohm speaker loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBridgeable Channels:\u003c\/strong\u003e Enables two-channel operation at 4 ohms bridged.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRCA Stereo Input:\u003c\/strong\u003e Connects with compatible RCA-equipped source units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable Crossovers:\u003c\/strong\u003e Offers LPF, full-range, and HPF operating modes.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GBR250-4D uses a compact digital amplifier design with a published 1.5 x 3.25 x 7.5-inch size. The available technical information identifies it as a surface-mount amplifier, but does not specify the enclosure material. Its compact form is intended to help accommodate installations with limited available mounting space.\u003c\/p\u003e\u003cp\u003eInstall the amplifier on a secure mounting surface with access for power, ground, speaker wiring, and RCA signal cables. Use the RCA stereo input with a compatible source unit, and select LPF, full-range, or HPF mode to suit the connected channels. Confirm speaker impedance and wiring before use: the amplifier is rated for 90 watts RMS x 4 at 2 ohms or 180 watts RMS x 2 at 4 ohms bridged.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626686111814,"sku":"GBR250-4D","price":158.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/71VTdQj0i1L.jpg?v=1784374970"},{"product_id":"gravity-gbr600-2d-2-channel-digital-amplifier","title":"Gravity GBR600-2D 2-Channel Digital Amplifier","description":"\u003cp\u003eThe Gravity GBR600-2D is a compact two-channel digital amplifier for adding dedicated power to a mobile audio system where installation room is limited. It is suited to front or rear speaker upgrades in cars, motorcycles, RVs, ATVs, boats, and similar applications. Its small chassis helps make amplifier placement more practical in tight spaces.\u003c\/p\u003e\u003cp\u003eThis full-range amplifier can be used in conventional stereo operation for a pair of speakers or bridged for a single compatible 4-ohm load. It is rated for 150 watts RMS per channel at 2 ohms, or 300 watts RMS when bridged at 4 ohms. That flexibility supports a focused speaker upgrade without requiring a large multi-channel amplifier.\u003c\/p\u003e\u003cp\u003eThe GBR600-2D uses digital amplification and is designed for efficient operation in compact mobile installations. Its RCA stereo input allows connection to an aftermarket source with RCA preamp outputs. The amplifier's compact format is intended to help simplify placement while retaining dedicated external amplification.\u003c\/p\u003e\u003cp\u003eSelectable low-pass, full-range, and high-pass crossover modes provide basic system-tuning flexibility. High-pass mode can be useful when powering mids or full-range speakers, while low-pass mode can support an appropriate bass-focused setup. Full-range mode leaves frequency selection to the connected source or system design.\u003c\/p\u003e\u003cp\u003eFor an upgrade path, the GBR600-2D is a practical choice for powering a stereo pair first, with the option to bridge the channels later if system requirements change. Match connected speakers and wiring to the amplifier's stated impedance ratings before installation. Proper power, ground, speaker, and signal connections are required for dependable operation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-Channel Design:\u003c\/strong\u003e Powers a stereo pair of front or rear speakers from one compact amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBridgeable Output:\u003c\/strong\u003e Combines both channels for a compatible 4-ohm mono load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e150W x 2 RMS:\u003c\/strong\u003e Delivers its stated stereo rating into 2-ohm loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRCA Stereo Input:\u003c\/strong\u003e Connects to compatible aftermarket source-unit preamp outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelectable Crossover Modes:\u003c\/strong\u003e LPF, Full, and HPF modes support basic system tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMicro-Compact Chassis:\u003c\/strong\u003e Fits applications with limited available mounting space.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GBR600-2D has a compact digital-amplifier chassis measuring 1.5 x 4 x 6.75 inches. Its small footprint is intended for installations where a conventional full-size amplifier may be difficult to mount. The design is specified for use across vehicle, powersports, RV, and boat audio applications.\u003c\/p\u003e\u003cp\u003eMount the amplifier securely in a location with appropriate clearance and route power, ground, speaker, and RCA signal wiring safely. Use stereo mode with two compatible 2-ohm or 4-ohm speaker loads, or use bridged mode only with a compatible 4-ohm load. Select HPF, LPF, or Full crossover mode according to the speakers and system role being powered.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626792312902,"sku":"GBR600-2D","price":158.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/71KVvtdqxSL.jpg?v=1784375015"},{"product_id":"gravity-gr-10-0-10-farad-car-audio-stiffening-capacitor","title":"Gravity GR-10.0 10 Farad Car Audio Stiffening Capacitor","description":"\u003cp\u003eThe Gravity GR-10.0 is a 10.0-farad car-audio stiffening capacitor designed to support high-current aftermarket amplifier systems. It stores electrical energy for rapid release when an amplifier encounters brief, heavy demand. This can help reduce momentary voltage fluctuation in systems with demanding bass passages. It is intended as a supplemental component within a vehicle’s 12-volt audio electrical system.\u003c\/p\u003e\u003cp\u003eThis capacitor is suited to car, truck, motorcycle, RV, and ATV audio installations using powerful amplifiers and subwoofers. It is especially relevant where amplifier load can place additional demand on the vehicle charging system during musical peaks. The GR-10.0 uses a low-resistance capacitor design that can charge and discharge more quickly than a conventional battery. Its 10.0-farad capacitance provides a substantial reserve for short-duration electrical demand.\u003c\/p\u003e\u003cp\u003eA digital red voltage display provides a direct readout of system voltage at the capacitor. The unit also includes a red lightning LED and a blue LED lightning window for illuminated status styling. Chrome-plated battery-post terminals are specified for the main power connections. A built-in chrome power and ground distribution block is also listed for the capacitor assembly.\u003c\/p\u003e\u003cp\u003eThe GR-10.0 is rated for a 20V working voltage and a 24V surge voltage. Its specified operating-temperature range is -20°C to +105°C, supporting use in automotive environments. The listed equivalent series resistance is 0.0015 ohm. These electrical specifications make it appropriate for properly designed high-current mobile-audio wiring systems.\u003c\/p\u003e\u003cp\u003eSome GR-10.0 listings package the capacitor with the BGC0XLB 0-gauge amplifier installation kit. That configuration includes 0-gauge power and ground cable, an inline ANL fuse holder, a 150A fuse, turn-on wire, terminals, and installation accessories. The capacitor should be considered part of a complete power-delivery upgrade rather than a replacement for a properly maintained battery, alternator, wiring, and grounding system. Match the installation hardware and fuse protection to the complete audio system and vehicle requirements.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10.0-Farad Capacity:\u003c\/strong\u003e Stores supplemental energy for brief amplifier-demand peaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow ESR:\u003c\/strong\u003e The listed 0.0015-ohm ESR supports rapid energy transfer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Display:\u003c\/strong\u003e Digital red display shows voltage at the capacitor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20V Working Rating:\u003c\/strong\u003e Designed for automotive electrical-system voltage applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24V Surge Rating:\u003c\/strong\u003e Provides specified tolerance for short voltage surges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e0-Gauge Kit Configuration:\u003c\/strong\u003e Select listings include a matching amplifier wiring kit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-10.0 combines a high-capacitance storage section with chrome-plated battery-post terminals and an integrated chrome power\/ground distribution block. Listed visual details include a red lightning LED, a blue LED lightning window, and a digital red voltage display. Its specified -20°C to +105°C operating range supports typical mobile-audio installation environments. The low 0.0015-ohm ESR specification is intended to support fast charging and discharge behavior.\u003c\/p\u003e\u003cp\u003eMount the capacitor securely in a protected location and use appropriately sized, fused high-current wiring for the complete amplifier system. In the listed GR-10.0 + BGC0XLB configuration, the included kit supplies 17 feet of 0-gauge power cable, 3 feet of 0-gauge ground cable, a 150A-fused inline ANL holder, and 17 feet of 18-gauge turn-on wire. Follow the supplied instructions and observe correct polarity when charging and connecting a capacitor. Professional installation is advisable when integrating high-current power wiring into a vehicle.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626873937990,"sku":"GR-10-0","price":127.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/a_265a178e-991a-4811-8ca8-a94b2317c159.webp?v=1784375062"},{"product_id":"gravity-gr-10-0dvd-10-flip-down-lcd-car-monitor","title":"Gravity GR-10-0DVD 10\" Flip-Down LCD Car Monitor","description":"\u003cp\u003eThe Gravity GR-10-0DVD is a 10-inch flip-down LCD monitor designed to add rear-seat entertainment to a vehicle. Its overhead format keeps the screen out of the way when folded up and places video viewing within reach of rear passengers when lowered. A built-in DVD player and multiple media connections provide several playback options without requiring a separate in-dash receiver.\u003c\/p\u003e\u003cp\u003eThis monitor is suited to drivers and families who want a dedicated screen for movies, music files, and compatible digital media during road trips or everyday travel. It supports NTSC and PAL video systems and is specified as a high-resolution TFT LCD monitor. DVD, VCD, CD, MP3, MP4, CD-R, and CD-RW compatibility gives it support for both disc-based and selected file-based media.\u003c\/p\u003e\u003cp\u003eFor audio integration, the GR-10-0DVD includes built-in IR and FM transmission capability. The FM transmitter can support audio playback through a compatible vehicle radio, while the IR transmitter adds another wireless-audio option within a suitable system. A bright white LED door light is also built into the unit for added cabin illumination.\u003c\/p\u003e\u003cp\u003eConnectivity includes HDMI, USB, SD card, AV input, and AV output connections. These options allow the monitor to play supported media from discs, USB storage, and SD cards, as well as connect with compatible external video sources. The AV input and output connections can help it work as part of a broader in-vehicle entertainment setup.\u003c\/p\u003e\u003cp\u003eThe unit also includes built-in games, a game controller, and a wireless remote for passenger control. It was offered with black, beige, or light-blue case options to better coordinate with different vehicle interiors. This is a self-contained overhead entertainment component rather than a CarPlay or Android Auto receiver.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-Inch TFT LCD:\u003c\/strong\u003e Provides an overhead video screen for rear-seat viewing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-In DVD Player:\u003c\/strong\u003e Plays compatible DVD, VCD, CD, CD-R, and CD-RW discs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHDMI, USB, And SD:\u003c\/strong\u003e Adds connection and media-playback options beyond discs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNTSC\/PAL Compatibility:\u003c\/strong\u003e Supports both listed television video system formats.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIR And FM Transmitters:\u003c\/strong\u003e Provides wireless audio-integration options for compatible vehicle systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGames And Included Controls:\u003c\/strong\u003e Includes built-in games, a game controller, and wireless remote.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-10-0DVD uses a flip-down overhead LCD design with a 10-inch TFT display and an integrated DVD player. Its case was offered in black, beige, and light blue, allowing the monitor to be selected for a closer match to the vehicle cabin. A bright white LED door light is integrated into the monitor assembly.\u003c\/p\u003e\u003cp\u003eInstallation requires a suitable overhead mounting location and proper connection to the vehicle electrical system. Use the HDMI, USB, SD card, and AV connections with compatible source devices and media, and use the FM or IR transmitter only with compatible receiving equipment. Confirm available roof clearance, mounting support, and wiring requirements for the specific vehicle before installation.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626955563078,"sku":"GR-10-0DVD","price":318.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/71FqLnMc-tL.jpg?v=1784375097"},{"product_id":"gravity-gr-1000bc-1000-amp-12v-car-audio-capacitor","title":"Gravity GR-1000BC 1000 Amp 12V Car Audio Capacitor","description":"\u003cp\u003eThe Gravity GR-1000BC is a 12V car-audio power capacitor listed with a 1000-amp capacity designation. It is intended to support aftermarket amplifier and subwoofer installations that create brief, high-current demands on a vehicle electrical system. By serving as a local energy reserve near the amplifier, it is designed to help reduce voltage variation during demanding bass passages.\u003c\/p\u003e\u003cp\u003eThis capacitor is suited to vehicle owners building or upgrading a powered audio system rather than replacing a vehicle battery or charging system. It can be used with car-audio amplifiers and subwoofer systems where stable power delivery is an installation priority. It is particularly relevant when an amplifier's momentary demand can cause noticeable electrical-system fluctuation.\u003c\/p\u003e\u003cp\u003eIn a car-audio system, the GR-1000BC is positioned as a stiffening capacitor. It stores electrical energy and can release it during short transient demands, such as strong low-frequency musical hits. This support is intended to help an amplifier maintain a more consistent supply voltage during those brief peaks.\u003c\/p\u003e\u003cp\u003eThe GR-1000BC is designed for 12V automotive electrical systems and is identified as a car battery capacitor for audio-system use. Its purpose is power support, not audio signal processing, speaker crossover control, or direct sound reproduction. System results depend on the condition and capacity of the vehicle battery, alternator, wiring, grounds, amplifier, and installation.\u003c\/p\u003e\u003cp\u003eFor an upgrade path, this capacitor can be added to an existing aftermarket amplifier power circuit when the system is properly fused and wired. It may complement a well-maintained charging system, but it is not a substitute for correcting inadequate wiring, weak batteries, poor grounds, or an alternator that cannot sustain a system's continuous electrical load. Professional installation is advisable when working with high-current automotive power connections.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1000-Amp Listing:\u003c\/strong\u003e Listed with a 1000-amp capacity designation for car-audio power support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V System Use:\u003c\/strong\u003e Intended for vehicles with 12V electrical systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCar-Audio Application:\u003c\/strong\u003e Designed for aftermarket amplifier and subwoofer installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransient Power Reserve:\u003c\/strong\u003e Stores energy for short periods of elevated electrical demand.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage-Support Role:\u003c\/strong\u003e Intended to help limit brief voltage drops at the amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmplifier-System Integration:\u003c\/strong\u003e Installs as part of a vehicle's amplifier power circuit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe Gravity GR-1000BC uses a dedicated capacitor format intended for automotive audio power support. Marketplace information identifies connection terminals and mounting hardware, allowing the unit to be incorporated into an amplifier installation. No confirmed farad rating, terminal wire-size range, dimensions, or case-material specification is available for this exact model.\u003c\/p\u003e\u003cp\u003eMount the capacitor securely in a protected location close to the amplifier power connection, following the product instructions and accepted automotive wiring practices. Use correctly sized power cable, secure grounds, and appropriate circuit protection for the complete amplifier system. Observe capacitor charging and polarity procedures before connecting it to vehicle power, and have a qualified installer perform the work if you are unfamiliar with high-current DC wiring.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45626996424774,"sku":"GR-1000BC","price":298.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/61bMlNj6RsL.jpg?v=1784375126"},{"product_id":"gravity-gr-10pw-10-dual-4-ohm-car-audio-subwoofer","title":"Gravity GR-10PW 10\" Dual 4-Ohm Car Audio Subwoofer","description":"\u003cp\u003eThe Gravity GR-10PW is a 10-inch car audio subwoofer intended to add dedicated low-frequency output to an aftermarket sound system. It is a passive speaker driver, so it requires a compatible external amplifier and a properly designed enclosure. This makes it suitable for vehicle owners building or refreshing a system that needs bass reinforcement beyond full-range speakers.\u003c\/p\u003e\u003cp\u003eThe GR-10PW is listed with 1000 watts maximum power handling and a dual 4-ohm voice-coil configuration. Dual voice coils provide installation flexibility because final system impedance depends on how the coils are wired. Amplifier selection should therefore be based on the completed wiring load rather than the model name alone.\u003c\/p\u003e\u003cp\u003eIts 10-inch format can suit systems where enclosure space is more limited than with larger subwoofers. A properly matched enclosure and amplifier help the driver operate as part of a balanced system. The final bass character will depend substantially on enclosure design, amplifier settings, vehicle acoustics, and source material.\u003c\/p\u003e\u003cp\u003eThis subwoofer is intended for custom car-audio installations rather than direct connection to a factory radio's speaker outputs. It can be paired with an aftermarket mono amplifier or another suitable amplified subwoofer channel that is stable at the final impedance. Professional installation is useful when planning power wiring, signal integration, enclosure construction, and tuning.\u003c\/p\u003e\u003cp\u003eThe available product listing confirms the core size, maximum-power, and dual-voice-coil details, but does not provide a full technical data sheet. Important setup details such as mounting dimensions, enclosure volume, sensitivity, and continuous RMS power should be verified before purchase or installation. This approach helps ensure the GR-10PW is matched appropriately to the rest of the audio system.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e10-Inch Subwoofer:\u003c\/strong\u003e Provides a dedicated driver size for custom low-frequency car-audio systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1000W Maximum Rating:\u003c\/strong\u003e Indicates the listed maximum power-handling figure for the driver.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Voice Coils:\u003c\/strong\u003e Supports multiple wiring approaches when system impedance is planned correctly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Ohm Coil Rating:\u003c\/strong\u003e Gives installers a starting point for amplifier-load calculations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePassive Driver Design:\u003c\/strong\u003e Works with an external amplifier rather than containing built-in amplification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustom-System Fit:\u003c\/strong\u003e Can be integrated into an enclosure-based aftermarket bass upgrade.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-10PW uses a 10-inch subwoofer-driver format with dual voice coils. Detailed information about its cone material, surround material, basket construction, magnet assembly, cooling design, and voice-coil dimensions is not confirmed in the available product listing. Verify those construction details with the seller before making enclosure or power-system decisions based on them.\u003c\/p\u003e\u003cp\u003eInstall the GR-10PW in an enclosure designed for the driver after confirming its required cutout, mounting depth, and enclosure recommendations. Wire both voice coils according to the target final impedance and use an amplifier rated to operate safely at that load. Because the listing does not confirm continuous RMS power or recommended enclosure specifications, confirm those details before selecting amplifier output or building a box.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627069923398,"sku":"GR-10PW","price":104.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/a_e53bf157-48c0-41d9-b586-a9fd770fdb9e.jpg?v=1784375160"},{"product_id":"gravity-gr-12pw-12-dual-4-ohm-car-subwoofer","title":"Gravity GR-12PW 12\" Dual 4-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity GR-12PW is a 12-inch car audio subwoofer designed to add dedicated low-frequency output to an aftermarket sound system. Its dual 4-ohm voice coil configuration provides wiring flexibility for matching a compatible mono or multi-channel amplifier. It is intended for listeners building or upgrading a system that needs stronger bass than typical full-range vehicle speakers can provide.\u003c\/p\u003e\u003cp\u003eWith a 600-watt RMS and 1,200-watt peak power rating, the GR-12PW is suited to amplification selected around its continuous power capability. Its stated 30 Hz to 2.5 kHz frequency response supports low-bass reproduction while allowing an external amplifier or processor to set the appropriate low-pass crossover. The 90 dB sensitivity rating indicates efficient output relative to input power.\u003c\/p\u003e\u003cp\u003eThe subwoofer uses a competition-grade pressed paper cone intended to keep the moving assembly responsive for bass playback. A high-roll foam surround supports cone travel while helping the driver reproduce lower frequencies. Together, these materials are designed for the demands of a dedicated automotive subwoofer installation.\u003c\/p\u003e\u003cp\u003eGravity specifies an advanced airflow cooling system to help manage heat during sustained use. Heat control is especially important when a subwoofer is driven near its rated continuous-power range. Proper gain setting and a clean amplifier signal remain important for reliable operation.\u003c\/p\u003e\u003cp\u003eThe GR-12PW can be used as the bass section of a custom car audio system with an external amplifier, enclosure, wiring, and source signal. Its two 4-ohm voice coils can be wired in parallel for a 2-ohm nominal load or in series for an 8-ohm nominal load. Choose the enclosure, amplifier, and wiring arrangement according to the amplifier manufacturer's supported impedance and power ratings.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e12-Inch Subwoofer:\u003c\/strong\u003e Adds dedicated bass capability to an aftermarket vehicle audio system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 4-Ohm Voice Coils:\u003c\/strong\u003e Supports series or parallel wiring options for compatible amplifiers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e600W RMS Rating:\u003c\/strong\u003e Provides a continuous-power reference for amplifier matching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Uses a lightweight cone material for responsive bass reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Roll Foam Surround:\u003c\/strong\u003e Supports cone movement during low-frequency playback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling System:\u003c\/strong\u003e Helps manage heat during extended operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-12PW combines a competition-grade pressed paper cone with a high-roll foam surround and an advanced airflow cooling system. This construction focuses on the moving parts and thermal management needed for a dedicated bass driver. The driver is a passive, wired subwoofer and requires external amplification.\u003c\/p\u003e\u003cp\u003eInstall the GR-12PW in a properly sized enclosure and use an amplifier that is stable at the final impedance created by the voice-coil wiring. Wire its coils in parallel only when the amplifier supports a 2-ohm load; series wiring produces an 8-ohm nominal load. Set amplifier gain carefully, use an appropriate low-pass crossover, and verify mounting clearance before choosing an enclosure.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627159707718,"sku":"GR-12PW","price":115.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/714J0GXmghL.jpg?v=1784375200"},{"product_id":"gravity-gr1300-1-1300w-monoblock-car-amplifier","title":"Gravity GR1300.1 1300W Monoblock Car Amplifier","description":"\u003cp\u003eThe Gravity GR1300.1 is a single-channel car audio amplifier designed to power a subwoofer system. It provides a maximum rated output of 1300 watts at 2 ohms and is intended for drivers adding dedicated low-frequency reinforcement to a vehicle audio system. Its monoblock layout keeps the focus on bass-channel amplification rather than full-range speaker power.\u003c\/p\u003e\u003cp\u003eThis amplifier is suited to systems that need adjustable subwoofer output and flexible source integration. It accepts both line-level and speaker-level inputs, which supports installation with many aftermarket head units as well as systems using speaker-level signal connections. A wired remote bass control is included for convenient level adjustment from the listening position.\u003c\/p\u003e\u003cp\u003eThe GR1300.1 uses a Class AB amplifier design with a MOSFET PWM power supply and high-current dual discrete drive stages. Its variable low-pass crossover operates from 50 Hz to 250 Hz, allowing the subwoofer channel to be limited to an appropriate bass range. The frequency response is specified from 10 Hz to 250 Hz.\u003c\/p\u003e\u003cp\u003eFor bass tailoring, the amplifier includes an enhanced variable bass boost specified at up to +12 dB at 50 Hz. Input sensitivity is rated from 200 mV to 6 V, helping it accommodate a range of source-output levels. The amplifier is rated for 2-ohm operation and does not list a 1-ohm power rating.\u003c\/p\u003e\u003cp\u003eThe GR1300.1 can serve as the bass amplifier in a factory-system upgrade or a separate aftermarket subwoofer installation. Its 10.5 x 2.25 x 10.75-inch chassis is sized for installations where amplifier placement must be planned around available mounting space. Built-in overload, thermal, and short-circuit protection are included to help protect the amplifier during operation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonoblock Output:\u003c\/strong\u003e A dedicated single channel for powering a subwoofer system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Ohm Stable Design:\u003c\/strong\u003e Supports compatible 2-ohm subwoofer wiring configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariable Low-Pass Filter:\u003c\/strong\u003e Adjusts the bass passband from 50 Hz to 250 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Bass Control:\u003c\/strong\u003e Lets the user adjust subwoofer level conveniently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Signal Inputs:\u003c\/strong\u003e Accepts line-level and speaker-level input signals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuitry:\u003c\/strong\u003e Includes overload, thermal, and short-circuit safeguards.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR1300.1 combines a Class AB circuit platform, MOSFET PWM power supply, and high-current dual discrete drive stages. Chrome-plated RCA, power, and speaker terminals support the connection points, while soft-start, muting, and LED power\/protection indication functions are built into the design. The compact chassis measures 10.5 inches wide, 2.25 inches high, and 10.75 inches deep.\u003c\/p\u003e\u003cp\u003eInstall the amplifier in a dry, securely mounted location with sufficient room for wiring and ventilation. Use it with a compatible 2-ohm or 4-ohm subwoofer load, connect either line-level or speaker-level signal input as appropriate, and set the low-pass crossover and bass boost to suit the subwoofer and enclosure. The amplifier operates from a negative-ground 12V DC vehicle electrical system and uses a 25A fuse rating.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627225014342,"sku":"GR-1300-1","price":139.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/71PN_B61hGL.jpg?v=1784375246"},{"product_id":"gravity-gr-1386h-5-25-2-way-coaxial-car-speakers","title":"Gravity GR-1386H 5.25\" 2-Way Coaxial Car Speakers","description":"\u003cp\u003eThe Gravity GR-1386H is a pair of 5.25-inch, 2-way coaxial car speakers designed as a replacement or upgrade for compatible factory speaker locations. Its coaxial layout places the tweeter and main cone in one speaker assembly, helping simplify installation where separate component speakers are not needed. The speakers use a 4-ohm design for use with compatible car audio systems.\u003c\/p\u003e\u003cp\u003eThese speakers are suited to drivers replacing worn, damaged, or basic factory speakers in vehicles that accept 5.25-inch speakers. The published 60 Hz to 20 kHz frequency response covers bass, midrange, and treble information within the stated range. An 88 dB sensitivity rating is specified for the GR-1386H.\u003c\/p\u003e\u003cp\u003eEach GR-1386H speaker combines a silver alpha cellulose cone with a moisture-resistant rubber surround. This material combination is paired with a Neo Mylar soft-dome tweeter for high-frequency reproduction. The result is a compact full-range coaxial speaker format intended for everyday in-car listening.\u003c\/p\u003e\u003cp\u003eGravity specifies peak power handling of 200 watts total for the pair and 95 watts each. A 25 mm voice coil and 10 oz magnet are listed as part of the speaker construction. Continuous RMS power handling is not published in the confirmed product information, so amplifier matching should not be based on the peak figure alone.\u003c\/p\u003e\u003cp\u003eThe GR-1386H can be used with a compatible factory head unit or with an aftermarket audio system, provided the vehicle has suitable 5.25-inch mounting locations. Spade speaker terminals support conventional speaker-wire connections. Confirm the vehicle's mounting depth, cutout, mounting-hole pattern, and available clearance before ordering because those measurements are not published for this model.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5.25-Inch Coaxial Format:\u003c\/strong\u003e Combines woofer and tweeter functions in each speaker.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Way Design:\u003c\/strong\u003e Uses a dedicated tweeter for upper-frequency reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Ohm Impedance:\u003c\/strong\u003e Matches many standard car audio speaker circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCellulose Cone:\u003c\/strong\u003e Silver alpha cellulose cone forms the main driver.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRubber Surround:\u003c\/strong\u003e Moisture-resistant rubber surrounds the cone edge.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpade Terminals:\u003c\/strong\u003e Provides straightforward speaker-wire connection points.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-1386H uses an anti-resonant stamped-steel basket, a 10 oz magnet, and a 25 mm voice coil. Its main driver uses a silver alpha cellulose cone with a moisture-resistant rubber surround, while the coaxially mounted tweeter is a Neo Mylar soft-dome design. These confirmed materials and components support its compact 2-way construction.\u003c\/p\u003e\u003cp\u003eUse these speakers only in vehicle locations designed for compatible 5.25-inch speakers, after checking physical fitment at the door, dash, rear deck, or other mounting position. Connect speaker wiring to the supplied spade terminals with correct polarity, then secure the speakers using the included screws where suitable. The package listing identifies a pair of GR-1386H speakers, speaker wire, screws, and a user manual; vehicle-specific adapters, harnesses, and mounting brackets are not confirmed as included.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627298480198,"sku":"GR-1386H","price":36.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81xrZqWYsyL.jpg?v=1784375286"},{"product_id":"gravity-gr-15pw-15-dual-4-ohm-car-subwoofer","title":"Gravity GR-15PW 15\" Dual 4-Ohm Car Subwoofer","description":"\u003cp\u003eThe Gravity GR-15PW is a 15-inch car audio subwoofer built for systems that need dedicated low-frequency output. Its large driver format is intended to move substantial air while adding bass impact beyond typical factory speaker systems. It is suited to vehicle audio upgrades where an external amplifier and subwoofer enclosure are part of the build.\u003c\/p\u003e\u003cp\u003eThis model uses dual 4-ohm voice coils, giving installers wiring flexibility when matching the subwoofer to a compatible mono or multi-channel amplifier. The two coils may be wired in parallel for a 2-ohm final load or in series for an 8-ohm final load. Confirm that the amplifier is stable at the selected impedance before installation.\u003c\/p\u003e\u003cp\u003eThe GR-15PW is specified with 1,600 watts RMS power handling and 3,200 watts peak power handling. Its listed 30 Hz to 2.5 kHz frequency response and 90 dB sensitivity support use as a dedicated bass driver. For balanced system integration, use an amplifier or processor low-pass filter so the subwoofer receives the bass range it is designed to reproduce.\u003c\/p\u003e\u003cp\u003eA competition-grade pressed paper cone forms the main radiating surface, while a high-roll foam surround supports cone travel. This combination is designed to support low-frequency reproduction in a car audio enclosure. The subwoofer also uses an advanced airflow cooling system to help manage heat during extended operation.\u003c\/p\u003e\u003cp\u003eThe GR-15PW can be used in sealed or ported enclosure designs, depending on the desired balance of enclosure size, output, and bass character. A 15-inch subwoofer requires adequate mounting clearance and a rigid enclosure that is properly secured in the vehicle. It is a component subwoofer, so an amplifier, enclosure, wiring, and installation hardware are needed separately unless supplied by a particular bundle.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e15-Inch Subwoofer:\u003c\/strong\u003e Large driver area supports strong low-frequency output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual 4-Ohm Voice Coils:\u003c\/strong\u003e Enables 2-ohm or 8-ohm series\/parallel wiring options.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1,600W RMS Handling:\u003c\/strong\u003e Supports use with a suitably matched external amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3,200W Peak Handling:\u003c\/strong\u003e Provides a stated short-term maximum power rating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressed Paper Cone:\u003c\/strong\u003e Forms a lightweight cone for bass reproduction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAirflow Cooling System:\u003c\/strong\u003e Helps manage voice-coil heat during operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-15PW uses a competition-grade pressed paper cone, high-roll foam surround, dual voice-coil motor structure, and airflow cooling design. The cone and surround are designed for subwoofer duty, while the 15-inch frame requires a solid, accurately cut mounting baffle. Its published item weight is 20.6 pounds, so the enclosure and mounting surface should be robust enough to support it securely.\u003c\/p\u003e\u003cp\u003eInstall the GR-15PW in a properly sized sealed or ported enclosure with sufficient depth and clearance for the driver. Wire both 4-ohm voice coils correctly and use an amplifier rated for the resulting final impedance; parallel wiring produces 2 ohms, while series wiring produces 8 ohms. Use a low-pass filter and set amplifier gain carefully to avoid distortion or clipping.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627355824198,"sku":"GR-15PW","price":170.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/a_8be43f83-64a5-4e50-a10c-ae47ea3d0929.webp?v=1784375320"},{"product_id":"gravity-gr-1686h-6-5-2-way-coaxial-car-speakers","title":"Gravity GR-1686H 6.5\" 2-Way Coaxial Car Speakers","description":"\u003cp\u003eThe Gravity GR-1686H is a pair of 6.5-inch 2-way coaxial car speakers designed to replace worn or basic factory door speakers. It provides a straightforward upgrade path for vehicles that accept 6.5-inch speakers. Its full-range coaxial format combines the woofer and tweeter into each speaker assembly for simplified installation.\u003c\/p\u003e\u003cp\u003eWith 230 watts maximum power handling per pair, the GR-1686H is intended for everyday in-car listening with either a compatible factory radio or an appropriately matched aftermarket system. The 4-ohm impedance supports common automotive speaker applications. Its 90 dB sensitivity rating is specified for efficient output from modest power sources.\u003c\/p\u003e\u003cp\u003eThe speaker uses a Nomex and silk cone woofer construction to support controlled midrange and low-frequency reproduction. A soft-dome tweeter is integrated into the coaxial design to reproduce upper-frequency detail. The specified 60 Hz to 20 kHz frequency response covers the core range of music, speech, and general entertainment playback.\u003c\/p\u003e\u003cp\u003eA 15-ounce magnet and 25 mm voice coil are specified for the GR-1686H. These components form the motor and moving-coil structure that drives the speaker cone. The design is suited to replacement and entry-level custom car-audio installations where space is limited.\u003c\/p\u003e\u003cp\u003eThe GR-1686H is a practical choice for cars, trucks, and SUVs with compatible 6.5-inch speaker locations. It can be used as a direct speaker replacement or as part of a broader system upgrade with a compatible head unit or amplifier. Confirm vehicle mounting dimensions, connector fitment, and available mounting depth before installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e6.5-Inch Coaxial Format:\u003c\/strong\u003e Combines woofer and tweeter functions in each speaker for a compact full-range replacement solution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Way Speaker Design:\u003c\/strong\u003e Separates low\/midrange and high-frequency reproduction through dedicated driver elements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e230W Maximum Handling:\u003c\/strong\u003e Provides a stated maximum power capacity of 230 watts per pair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNomex And Silk Cone:\u003c\/strong\u003e Uses the specified cone materials for responsive everyday music playback.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e90 dB Sensitivity:\u003c\/strong\u003e Supports useful output with compatible factory radios and moderate aftermarket power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Ohm Impedance:\u003c\/strong\u003e Matches the common nominal impedance used by many automotive audio systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-1686H uses a 15-ounce magnet and 25 mm voice coil in a compact 6.5-inch speaker platform. Its coaxial layout places the tweeter within the woofer assembly, helping it fit applications where separate component-speaker mounting locations are not available. Spade-style speaker terminals are specified for connection.\u003c\/p\u003e\u003cp\u003eVerify that the vehicle accepts 6.5-inch speakers and confirm mounting depth, cutout diameter, screw locations, and door-panel clearance before purchasing. Use vehicle-specific adapter brackets or wiring harnesses when required, and match the speakers to a compatible 4-ohm radio or amplifier output. Product listings identify a pair of speakers with speaker wire, screws, and a user manual; contents should be checked upon receipt.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627421130822,"sku":"GR-1686H","price":47.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/61MHu1k21BL.jpg?v=1784375354"},{"product_id":"gravity-gr-20px-gr-800bc-car-audio-power-capacitor","title":"Gravity GR-20PX\/GR-800BC Car Audio Power Capacitor","description":"\u003cp\u003eThe Gravity GR-20PX\/GR-800BC is a car-audio power capacitor listed for use alongside amplifier-based vehicle sound systems. It is an electrical-system accessory rather than a head unit, speaker, or power amplifier. The supplied listing identifies it with a 600 AMP rating and a GR-800BC product designation.\u003c\/p\u003e\u003cp\u003eThis capacitor is aimed at installers building or updating a vehicle audio system that uses external amplification. It provides a dedicated power-storage component for a car-audio installation while adding a visible voltage display. The product is suited to systems where monitoring the electrical setup at the installation location is useful.\u003c\/p\u003e\u003cp\u003eIts appearance is designed to coordinate with custom car-audio installations. A black chrome case, blue LED lighting, and chrome-plated battery posts create a finished presentation in an amplifier rack or display-oriented trunk installation. The digital blue voltage display provides an at-a-glance readout.\u003c\/p\u003e\u003cp\u003eThe GR-20PX\/GR-800BC uses battery-post-style connections as listed, making it a component intended to be integrated into the vehicle's power wiring. Chrome-plated posts are a notable practical and visual detail. No wire gauge, fuse requirement, dimensions, or capacitance value was confirmed for this SKU and UPC combination.\u003c\/p\u003e\u003cp\u003eUse this Gravity capacitor as part of a planned car-audio electrical installation, with the rest of the system selected and wired appropriately for the vehicle and connected equipment. Its blue illumination and voltage display make it particularly appropriate where the installation will remain visible. Professional installation is a sensible option when configuring high-current vehicle power connections.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e600 AMP Rating:\u003c\/strong\u003e Listed current rating for this car-audio capacitor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue Voltage Display:\u003c\/strong\u003e Digital display provides a visible voltage readout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome-Plated Posts:\u003c\/strong\u003e Battery-post connections add a polished installation appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Chrome Case:\u003c\/strong\u003e Dark metallic enclosure complements custom audio layouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue LED Lighting:\u003c\/strong\u003e Integrated blue lighting adds visual accent illumination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCar-Audio Application:\u003c\/strong\u003e Listed as a power-storage capacitor for amplifier systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe listed design combines a black chrome case with chrome-plated battery posts, a digital blue voltage display, and blue LED lighting. These elements give the capacitor a coordinated appearance for visible car-audio installations. The round capacitor format is also reported by marketplace product data.\u003c\/p\u003e\u003cp\u003ePlan the capacitor's location as part of the amplifier power layout, with secure mounting and appropriately selected vehicle-grade wiring. Verify all wiring, protection, charging, and mounting requirements against the vehicle and connected equipment before installation. The confirmed listing data does not specify wire gauge, fuse size, mounting hardware, dimensions, or included accessories.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627494760518,"sku":"GR-20PX","price":160.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/61SBJnb-nbL.jpg?v=1784375395"},{"product_id":"gravity-gr300-4-4-channel-class-ab-car-amplifier","title":"Gravity GR300.4 4-Channel Class AB Car Amplifier","description":"\u003cp\u003eThe Gravity GR300.4 is a four-channel Class AB car audio amplifier designed to add dedicated amplification to an upgraded speaker system. It can be used for front and rear door speakers, component speakers, or other full-range drivers in a 12-volt vehicle audio system. With four amplified channels, it offers a practical route beyond factory head-unit power.\u003c\/p\u003e\u003cp\u003eThis amplifier is rated for up to 300 watts per channel at 2 ohms and up to 150 watts per channel at 4 ohms, both specified at 1% THD. Its 2-ohm stereo stability gives installers flexibility when matching compatible speakers to the amplifier. The Class AB design is intended for full-range system applications where controlled, clean output is important.\u003c\/p\u003e\u003cp\u003eVariable high-pass and low-pass crossover controls help tailor the frequency range sent to connected speakers. The high-pass filter adjusts from 80 Hz to 1.2 kHz, while the low-pass filter adjusts from 50 Hz to 250 Hz. A variable bass boost of up to +12 dB at 50 Hz provides an additional tuning option when system design calls for more low-frequency emphasis.\u003c\/p\u003e\u003cp\u003eThe GR300.4 supports line-level and speaker-level inputs, allowing it to work with many aftermarket and factory-source systems. It also supports bridgeable and tri-mode operation for compatible system layouts. An included remote level-control knob provides a convenient way to adjust the assigned bass level from the listening position.\u003c\/p\u003e\u003cp\u003eProtection circuitry helps safeguard the amplifier against overload, thermal, and short-circuit conditions. Soft-start and muting functions are designed to reduce turn-on noise, while status indicators assist with system monitoring. The compact chassis can be integrated into a variety of vehicle installations when mounted with adequate ventilation and secure wiring.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-Channel Class AB Design:\u003c\/strong\u003e Powers a full front-and-rear speaker arrangement from one amplifier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Ohm Stereo Stability:\u003c\/strong\u003e Supports compatible 2-ohm or 4-ohm stereo speaker loads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariable Crossovers:\u003c\/strong\u003e Lets installers direct appropriate frequencies to connected speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBass Boost Control:\u003c\/strong\u003e Adds up to +12 dB at 50 Hz.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Input Options:\u003c\/strong\u003e Accepts line-level and speaker-level audio signals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Protection:\u003c\/strong\u003e Helps protect against overload, heat, and short circuits.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR300.4 uses a compact amplifier chassis with chrome-plated RCA, power, and speaker terminals. Its Class AB circuit design includes high-current dual discrete drive stages, a MOSFET PWM power supply, soft-start operation, muting, and power\/protection indicators. These features support dependable daily use when the amplifier is installed and configured correctly.\u003c\/p\u003e\u003cp\u003eUse this amplifier in a negative-ground 12-volt vehicle electrical system and mount it securely in a dry, ventilated location. Match speaker wiring to the supported 2-ohm or 4-ohm stereo loads, set crossover points for the speakers being used, and connect either line-level or speaker-level inputs as appropriate for the source unit. The package includes the amplifier, remote bass control, and user manual.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627576385606,"sku":"GR-300-4","price":145.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/71oOQyJ_FJL.jpg?v=1784375436"},{"product_id":"gravity-gr-5-0-5-farad-car-audio-capacitor","title":"Gravity GR-5.0 5 Farad Car Audio Capacitor","description":"\u003cp\u003eThe Gravity GR-5.0 is a 5 farad stiffening capacitor for 12V vehicle audio systems. It is intended to provide a nearby energy reserve when an amplifier's current demand rises sharply during short bass transients. By supporting voltage stability at the amplifier, it can help an audio system operate more consistently during demanding playback.\u003c\/p\u003e\u003cp\u003eThis capacitor is aimed at car-audio builds using high-output amplifiers, with listings identifying support for systems rated up to 6000 watts. It is suited to installers seeking an added power-storage component for a vehicle electrical system. A capacitor is supplemental equipment and is not a replacement for properly sized charging-system components, wiring, fusing, or battery capacity.\u003c\/p\u003e\u003cp\u003eThe GR-5.0 uses 5 farads of capacitance to charge and discharge rapidly as system demand changes. This can help reduce short-term voltage sag associated with bass-heavy music and abrupt amplifier load changes. The result is intended to support more stable amplifier operation when the vehicle electrical system is otherwise appropriately configured.\u003c\/p\u003e\u003cp\u003eA digital blue voltage display provides an at-a-glance reading of system voltage at the capacitor. This gives the installer or vehicle owner a convenient way to monitor voltage behavior while the audio system is operating. Lightning-style LED illumination adds visual visibility for installations where the capacitor is on display.\u003c\/p\u003e\u003cp\u003eChrome-plated battery posts provide the main connection points for the power-system installation. The GR-5.0 is marketed for use in cars and other 12V vehicles, including ATVs, motorcycles, and snowmobiles. Its cylindrical form factor is designed to integrate into aftermarket audio installations where a capacitor is being added near the amplifier power distribution path.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5 Farad Capacity:\u003c\/strong\u003e Provides stored electrical energy for short, high-demand audio transients.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp To 6000-Watt Support:\u003c\/strong\u003e Intended for high-power vehicle audio system applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Blue Voltage Display:\u003c\/strong\u003e Lets you monitor voltage at the capacitor connection point.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightning LED Illumination:\u003c\/strong\u003e Adds illuminated styling and low-light visibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome-Plated Battery Posts:\u003c\/strong\u003e Provide corrosion-resistant terminal connection surfaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12V Vehicle Compatibility:\u003c\/strong\u003e Designed for automotive and other 12V electrical systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-5.0 combines a cylindrical capacitor body with a digital display, illuminated lightning-style accent, and chrome-plated battery posts. Its listed round form is appropriate for custom car-audio mounting locations. The integrated display is intended to remain visible for convenient system-voltage checks after installation.\u003c\/p\u003e\u003cp\u003eInstall the capacitor as part of a correctly fused 12V audio power system and follow the product instructions supplied with the unit. It is typically positioned close to the amplifier or power-distribution location to support transient demand at that part of the system. Confirm terminal compatibility, mounting clearance, wire routing, charging procedure, and vehicle electrical-system condition before installation.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627658010694,"sku":"GR-5-0","price":98.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/714LSvPA1FL.jpg?v=1784375474"},{"product_id":"gravity-gr-50px-50-farad-car-audio-stiffening-capacitor","title":"Gravity GR-50PX 50 Farad Car Audio Stiffening Capacitor","description":"\u003cp\u003eThe Gravity GR-50PX is a 50.0-farad mobile-audio stiffening capacitor designed to support a vehicle electrical system during brief, high-current amplifier demands. It stores electrical energy and releases it quickly when bass transients place a sudden load on the power system. This can help reduce short-term voltage sag at the amplifier in appropriately designed car-audio installations.\u003c\/p\u003e\u003cp\u003eThis capacitor is intended for enthusiasts using high-output amplifiers and subwoofer systems where power delivery is an installation concern. It is a power-support component rather than an amplifier, battery, or alternator replacement. It is best suited to systems whose wiring, charging system, fusing, and grounds have already been selected for the amplifier load.\u003c\/p\u003e\u003cp\u003eThe GR-50PX is rated at 50.0 farads, with a 20V working-voltage rating and a 24V surge-voltage rating. Its listed ESR of 0.0015 ohm indicates low internal resistance for rapid charge and discharge behavior. The capacitor is designed to help maintain a more stable local power reserve during fast musical peaks.\u003c\/p\u003e\u003cp\u003eA red digital voltage display provides a visible reading at the capacitor location, while the blue LED lightning window adds illumination for custom installations. Chrome-plated battery-post terminals and an integrated power\/ground distribution block are listed features of the GR-50PX. These details make the unit appropriate for installations where the capacitor is visible as part of the system layout.\u003c\/p\u003e\u003cp\u003eThe GR-50PX can be used in car-audio applications and is also marketed for vehicles such as trucks, motorcycles, RVs, and ATVs. It should be installed close to the amplifier using appropriately sized, fused wiring and a short, secure chassis ground. If an audio system consistently exceeds the vehicle charging system's capability, upgrading the battery or alternator may still be necessary.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e50.0-Farad Capacity:\u003c\/strong\u003e Provides a substantial energy reserve for short amplifier-demand peaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow 0.0015-Ohm ESR:\u003c\/strong\u003e Supports fast energy transfer with low internal resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20V Working Rating:\u003c\/strong\u003e Designed for automotive electrical-system power support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed Digital Voltage Display:\u003c\/strong\u003e Lets the installer monitor voltage at the capacitor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue LED Lightning Window:\u003c\/strong\u003e Adds illuminated styling to a visible installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Distribution Block:\u003c\/strong\u003e Combines power and ground connection points at the unit.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-50PX uses a capacitor-style cylindrical design with a blue LED lightning window, red voltage display, chrome-plated battery-post terminals, and an integrated power\/ground distribution block. Its stated operating-temperature range is -20°C to +105°C. The unit is listed for surface mounting.\u003c\/p\u003e\u003cp\u003eMount the capacitor securely near the amplifier, keeping the power and ground runs short and using wiring, terminals, and fusing appropriate for the system. Charge a capacitor carefully during initial installation according to the supplied instructions; a charging resistor is commonly used to limit inrush current. Disconnect vehicle power before wiring and verify polarity before making final connections.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627715387462,"sku":"GR-50PX","price":198.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/a_1e514018-f106-49d0-afe5-1e41569fb375.webp?v=1784375512"},{"product_id":"gravity-gr-5786h-5x7-6x8-2-way-coaxial-speakers","title":"Gravity GR-5786H 5x7\/6x8\" 2-Way Coaxial Speakers","description":"\u003cp\u003eThe Gravity GR-5786H is a pair of 5x7 \/ 6x8-inch coaxial car speakers designed as a replacement option for compatible factory speaker locations. It is intended for drivers who want to refresh worn factory speakers or add clearer full-range sound without moving to a separate-component speaker system. Its 4-ohm design supports use with many factory and aftermarket car audio systems.\u003c\/p\u003e\u003cp\u003eEach GR-5786H speaker uses a 2-way coaxial layout, combining the main woofer and high-frequency driver in one assembly. This arrangement is well suited to door, rear-deck, or other factory-style locations where space is limited. The design is intended to reproduce midrange detail and treble while retaining the practicality of a full-range replacement speaker.\u003c\/p\u003e\u003cp\u003eSilver alpha cellulose cones form the main radiating surface, while moisture-resistant rubber surrounds support cone movement and help the speakers hold up in changing vehicle conditions. The listed frequency response is 70 Hz to 20 kHz, covering much of the audible midrange and treble range. For deeper bass, these speakers can be used as part of a system that also includes a dedicated subwoofer.\u003c\/p\u003e\u003cp\u003eAn anti-resonant stamped-steel basket provides the speaker structure and is intended to reduce unwanted vibration. The speakers use 25 mm voice coils and a 6.5-ounce magnet specification. A neo mylar soft-dome tweeter is incorporated into the coaxial assembly for high-frequency reproduction.\u003c\/p\u003e\u003cp\u003eThe GR-5786H is rated at 230 watts maximum power handling per pair, or 115 watts maximum per speaker. Spade terminals simplify conventional speaker-wire connections during installation. Before purchase, confirm the vehicle's factory opening, mounting depth, screw pattern, and any adapter requirements, since fitment can vary by vehicle even when the nominal speaker size matches.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5x7 \/ 6x8 Fitment:\u003c\/strong\u003e Designed for compatible oval factory speaker openings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Way Coaxial Design:\u003c\/strong\u003e Combines woofer and tweeter in each speaker.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilver Alpha Cellulose Cone:\u003c\/strong\u003e Provides the main full-range sound-producing surface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Ohm Impedance:\u003c\/strong\u003e Supports compatibility with many vehicle audio systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRubber Surround:\u003c\/strong\u003e Offers moisture resistance and supports cone movement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpade Terminals:\u003c\/strong\u003e Enable straightforward conventional speaker-wire connections.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-5786H uses silver alpha cellulose cones, moisture-resistant rubber surrounds, and stamped-steel baskets. Its 25 mm voice coils, 6.5-ounce magnets, and integrated neo mylar soft-dome tweeters are housed in a full-range coaxial speaker format. This construction keeps the woofer and tweeter together for a compact replacement-speaker design.\u003c\/p\u003e\u003cp\u003eUse the GR-5786H as a pair in vehicle locations designed for 5x7-inch or 6x8-inch speakers, after verifying physical fitment for the specific vehicle. Connect the speaker leads to the spade terminals while observing proper polarity, and securely mount each speaker using vehicle-appropriate hardware. An amplifier is not required by the published product description, but source power should be matched carefully to the speaker's stated ratings.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627756281926,"sku":"GR-5786H","price":46.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/71vldmDSnoL.jpg?v=1784375547"},{"product_id":"gravity-gr-6-0-6-farad-car-audio-stiffening-capacitor","title":"Gravity GR-6-0 6 Farad Car Audio Stiffening Capacitor","description":"\u003cp\u003eThe Gravity GR-6-0 is a 6 Farad car-audio stiffening capacitor designed to support an aftermarket amplifier’s power connection during brief, high-current demands. It serves as a supplemental energy reservoir near the amplifier rather than as a replacement for the vehicle battery or charging system. It is intended for systems where bass transients can contribute to short-term voltage drops.\u003c\/p\u003e\u003cp\u003eWhen an amplifier draws heavily during low-frequency music passages, voltage at the amplifier can temporarily fall if demand exceeds what the charging system can immediately supply. The GR-6-0 stores electrical energy and can discharge quickly to help support the power line through those brief demands. This makes it a practical addition for car-audio systems centered on subwoofers or other high-current amplification.\u003c\/p\u003e\u003cp\u003eThe capacitor uses a 6 Farad capacitance rating and is listed for car-audio use. Its low-resistance capacitor design is intended to charge from the vehicle electrical system and release stored energy rapidly when needed. Performance will still depend on the condition and capacity of the vehicle battery, alternator, wiring, and amplifier system.\u003c\/p\u003e\u003cp\u003eA digital blue voltage display provides a convenient view of system voltage at the capacitor. The GR-6-0 also incorporates a Lightning LED accent and chrome-plated battery-post terminals. These features make it suitable for installations where monitoring and visible presentation are both useful.\u003c\/p\u003e\u003cp\u003eThe GR-6-0 fits into an amplifier power upgrade path after proper power and ground wiring have been selected. It can be used in automotive audio applications and is also marketed for powersports-style installations such as motorcycles, ATVs, and snowmobiles. For sustained charging-system deficits, an appropriate battery or higher-output alternator may be required in addition to a capacitor.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e6 Farad Capacitance:\u003c\/strong\u003e Provides stored electrical energy for brief amplifier-demand peaks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Blue Voltage Display:\u003c\/strong\u003e Lets you monitor voltage at the capacitor location.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome-Plated Battery Posts:\u003c\/strong\u003e Provide dedicated connections for power-system wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightning LED:\u003c\/strong\u003e Adds integrated visual illumination to a custom installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Charge and Discharge:\u003c\/strong\u003e Supports quick energy transfer during bass transients.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCar-Audio Stiffening Design:\u003c\/strong\u003e Helps support amplifier power delivery during short voltage dips.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-6-0 uses a cylindrical capacitor housing with an integrated digital display, illuminated accent, and battery-post-style terminals. Its chrome-plated terminal hardware is designed for secure electrical connections, while the display provides at-a-glance voltage monitoring. The overall design is intended for visible aftermarket audio and powersports installations.\u003c\/p\u003e\u003cp\u003eInstall the capacitor close to the amplifier it is intended to support, following the vehicle, amplifier, and capacitor wiring instructions. Connect it within the amplifier power system using correctly sized fused power and ground wiring, and charge it through the specified safe pre-charge procedure before direct connection. A capacitor can assist with brief transients, but it does not correct an undersized alternator, weak battery, poor ground, or inadequate wiring.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627756347462,"sku":"GR-6-0","price":97.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/a_31ea7e9b-0605-40be-ae9a-02ab854e5fde.webp?v=1784375601"},{"product_id":"gravity-gr-600bc-600a-car-audio-capacitor","title":"Gravity GR-600BC 600A Car Audio Capacitor","description":"\u003cp\u003eThe Gravity GR-600BC is a 600A car audio battery capacitor designed to provide supplemental electrical support for amplifier-equipped vehicle audio systems. It stores energy and can release it quickly during brief periods of elevated current demand. This makes it a focused accessory for systems where bass transients place additional demand on the vehicle electrical system.\u003c\/p\u003e\u003cp\u003eThis capacitor is intended for car audio enthusiasts building or updating an amplified system, particularly one centered on subwoofers or bass-heavy playback. It is not a replacement for the vehicle battery, alternator, or proper power wiring. Instead, it is used as a supporting component within a correctly designed charging and audio system.\u003c\/p\u003e\u003cp\u003eThe GR-600BC carries a 600A rating and uses a capacitor-based energy-storage design rather than a conventional battery design. Its role is to provide nearby stored energy for short-duration amplifier demand. System results depend on the amplifier load, vehicle charging system, battery condition, wiring, grounds, and installation quality.\u003c\/p\u003e\u003cp\u003eA digital blue voltage display provides at-a-glance monitoring of system voltage at the capacitor. This is useful when setting up or checking an audio system, since voltage behavior can help identify when the electrical system needs attention. Blue LED illumination adds a visible accent for installations where the capacitor is mounted in view.\u003c\/p\u003e\u003cp\u003eThe GR-600BC fits as an accessory in a dedicated amplifier power path, rather than as a standalone audio component. It can complement an existing amplifier, subwoofer, and upgraded power-wire installation when specified appropriately for the vehicle. For high-demand systems, evaluate the alternator, battery, grounding, fusing, and cable sizing as part of the complete upgrade plan.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e600A Rating:\u003c\/strong\u003e Provides a stated 600A rating for car audio electrical-support applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCar Audio Capacitor:\u003c\/strong\u003e Stores electrical energy for short-duration amplifier demand.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Blue Voltage Display:\u003c\/strong\u003e Lets the installer view voltage at the capacitor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue LED Illumination:\u003c\/strong\u003e Adds visible lighting to a custom audio installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome-Plated Posts:\u003c\/strong\u003e Provides dedicated connection points with a chrome-plated finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Chrome Case:\u003c\/strong\u003e Gives the capacitor a finished appearance for visible mounting.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-600BC uses a black chrome case, chrome-plated battery posts, a digital blue voltage display, and blue LED illumination. These elements combine functional connection and voltage-monitoring features with an appearance suited to exposed amplifier racks or custom vehicle audio installations. The published product information identifies it as a Gravity car audio capacitor with a 600A rating.\u003c\/p\u003e\u003cp\u003eInstall the capacitor as part of a properly fused amplifier power system and follow the polarity markings and vehicle-specific wiring requirements. Mount it securely in a protected location, keep power connections tight, and use suitable cable, terminals, and fusing for the connected amplifier system. A qualified car-audio installer should be used when charging-system condition, cable sizing, or connection routing is uncertain.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627783118918,"sku":"GR-600BC","price":171.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/a_fa34af88-6dab-423f-9fbf-be7a2432e51e.webp?v=1784375637"},{"product_id":"gravity-gr-6996h-6x9-4-way-coaxial-car-speakers","title":"Gravity GR-6996H 6x9\" 4-Way Coaxial Car Speakers","description":"\u003cp\u003eThe Gravity GR-6996H is a pair of 6x9-inch, 4-way coaxial car speakers intended to replace compatible factory door or rear-deck speakers. It provides a practical option for drivers whose original speakers have become worn, quiet, or distorted. The 4-ohm design is suited to typical automotive speaker circuits.\u003c\/p\u003e\u003cp\u003eThese speakers use a 4-way coaxial layout to combine multiple driver elements within each 6x9-inch assembly. Their published 30 Hz to 22 kHz frequency response is designed to cover bass, midrange, and high-frequency content from a single speaker location. A 92 dB sensitivity rating supports efficient output with compatible factory radios or aftermarket amplification.\u003c\/p\u003e\u003cp\u003eGravity lists peak power handling of 380 watts total for the pair, with 175 watts peak per speaker. Peak ratings describe short-duration handling rather than continuous power, so amplifier selection should be based on the amplifier's actual output and clean setup. RMS power handling is not published for this model.\u003c\/p\u003e\u003cp\u003eThe GR-6996H uses silver alpha cellulose cones with moisture-resistant rubber surrounds. A Neo Mylar soft-dome tweeter is integrated into the coaxial design for high-frequency reproduction. The speaker assembly also includes a 20-ounce magnet and 25 mm voice coil.\u003c\/p\u003e\u003cp\u003eFor an upgrade path, the GR-6996H can be used with a compatible 4-ohm factory head unit or aftermarket amplifier. Its spade terminals simplify speaker-wire connection, while the stamped-steel basket supports the driver structure. Confirm vehicle-specific 6x9-inch fitment, mounting depth, mounting-hole pattern, and clearance before installation.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e6x9-Inch Coaxial Format:\u003c\/strong\u003e Fits applications designed for compatible 6x9-inch car speakers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Way Speaker Design:\u003c\/strong\u003e Combines multiple driver elements in each speaker assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Ohm Impedance:\u003c\/strong\u003e Matches the common nominal impedance used in car audio systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e92 dB Sensitivity:\u003c\/strong\u003e Supports efficient output from compatible source units or amplifiers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilver Alpha Cellulose Cone:\u003c\/strong\u003e Provides the primary cone material for the woofer section.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30 Hz–22 kHz Response:\u003c\/strong\u003e Published range covers low, midrange, and high frequencies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-6996H combines silver alpha cellulose cones, moisture-resistant rubber surrounds, a Neo Mylar soft-dome tweeter, and an anti-resonant stamped-steel basket. Each speaker uses a 25 mm voice coil and 20-ounce magnet structure. These construction details are intended for automotive use where vibration and changing cabin conditions are common.\u003c\/p\u003e\u003cp\u003eUse the supplied speaker wire, screws, and spade-terminal connections as appropriate for the vehicle and installation. Verify that the vehicle accepts 6x9-inch speakers and check mounting depth, grille clearance, terminal clearance, and mounting-hole alignment before ordering or cutting. Match polarity at both speakers and avoid exceeding the speakers' published peak-power claims with a distorted or improperly adjusted signal.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627864776774,"sku":"GR-6996H","price":52.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81gln7yedNL.jpg?v=1784375677"},{"product_id":"gravity-gr-800bc-car-audio-power-storage-capacitor","title":"Gravity GR-800BC Car Audio Power Storage Capacitor","description":"\u003cp\u003eThe Gravity GR-800BC is a car-audio power storage capacitor designed for vehicle electrical systems supporting amplifiers and related accessories. It provides a local power-storage component for installations where audio equipment can create brief periods of elevated electrical demand. Its 600-amp rating identifies it as a high-current accessory for car-audio system upgrades.\u003c\/p\u003e\u003cp\u003eThis capacitor is intended for enthusiasts building or updating amplified car-audio systems. It is suited to installations that benefit from voltage monitoring near the audio power distribution area. The integrated digital blue voltage display provides an at-a-glance indication of system voltage.\u003c\/p\u003e\u003cp\u003eThe GR-800BC combines its electrical-system role with a styled appearance for visible installations. A black chrome case gives the unit a coordinated, custom-install look. Blue LED lighting complements the blue voltage display for an illuminated presentation.\u003c\/p\u003e\u003cp\u003eChrome-plated battery posts provide the connection points for compatible vehicle power wiring. Their plated finish is designed for a clean, durable terminal appearance in an automotive installation. Proper cable selection, fusing, and secure terminations remain important parts of the overall system design.\u003c\/p\u003e\u003cp\u003eThe GR-800BC can be incorporated as part of a broader amplifier-power upgrade path. It is not a head unit, amplifier, speaker, or replacement vehicle battery. Match it with an appropriately designed 12-volt vehicle electrical system and professionally planned amplifier wiring.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e600-Amp Rating:\u003c\/strong\u003e Supports high-current car-audio electrical applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Blue Voltage Display:\u003c\/strong\u003e Provides a visible system-voltage readout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome-Plated Battery Posts:\u003c\/strong\u003e Supplies plated connection points for power wiring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Chrome Case:\u003c\/strong\u003e Delivers a dark, styled installation appearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlue LED Lighting:\u003c\/strong\u003e Adds illuminated visual detail to the unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCar-Audio Power Storage:\u003c\/strong\u003e Designed for amplified vehicle audio systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-800BC uses a black chrome case with chrome-plated battery posts and blue illumination details. Its digital display is blue for visual consistency with the LED lighting. These exterior elements make it suitable for installations where the power accessory may remain visible.\u003c\/p\u003e\u003cp\u003eInstall the unit as part of a properly planned car-audio power system, using compatible wiring, terminals, protection, and mounting methods appropriate for the vehicle. Observe terminal polarity and follow the instructions supplied with the product or system components. Professional installation is recommended when wiring high-current automotive electrical equipment.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627930148934,"sku":"GR-800BC","price":279.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/61SBJnb-nbL_bdf562cc-6137-45bd-8ad7-c9f23b2014dc.jpg?v=1784375721"},{"product_id":"gravity-gr-8ppdv-8-headrest-monitor-with-dvd-player","title":"Gravity GR-8PPDV 8\" Headrest Monitor with DVD Player","description":"\u003cp\u003eThe Gravity GR-8PPDV is an 8-inch in-car headrest monitor designed to provide rear-seat entertainment without relying on a separate portable player. Its integrated DVD player and support for USB and SD-card media give passengers several ways to access movies, music, and compatible digital files. It is suited to cars, SUVs, and vans where rear passengers need an independent entertainment source.\u003c\/p\u003e\u003cp\u003eThis headrest-mounted unit is intended for family trips, everyday commuting, and longer drives where passengers may want video or games. The built-in FM transmitter can send the monitor's audio to a compatible vehicle radio, while dual IR support accommodates compatible wireless headphones for more private listening. AV input and output connections also allow it to work within a broader vehicle multimedia setup.\u003c\/p\u003e\u003cp\u003eFor disc-based entertainment, the GR-8PPDV includes an integrated DVD player directly in the headrest monitor. USB and SD-card support add alternatives for stored media, reducing the need to bring multiple playback devices. Advertised playback support includes DVD, CD, MP3, and MP4 media.\u003c\/p\u003e\u003cp\u003eThe GR-8PPDV also includes more than 300 built-in games and a wireless game controller. This gives rear-seat passengers an interactive option alongside video and music playback. A remote control is included for convenient operation from the seating area.\u003c\/p\u003e\u003cp\u003eIts adjustable post-mount design is made for a range of vehicle-seat headrest configurations. The mounting posts adjust from 12 cm to 18 cm apart and fit headrest tubes measuring 10 mm to 13 mm in diameter. This makes the monitor a practical rear-seat entertainment upgrade when the vehicle's headrest-post dimensions match those ranges.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8-Inch Headrest Monitor:\u003c\/strong\u003e Provides a dedicated rear-seat screen in a headrest-mounted format.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated DVD Player:\u003c\/strong\u003e Plays compatible DVD media without a separate disc player.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB and SD Playback:\u003c\/strong\u003e Supports entertainment stored on compatible USB drives and SD cards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWireless FM Transmitter:\u003c\/strong\u003e Sends audio to a compatible vehicle FM radio.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e300+ Built-In Games:\u003c\/strong\u003e Adds interactive entertainment with the included wireless controller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual IR Support:\u003c\/strong\u003e Works with compatible IR-A and IR-B wireless headphones.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-8PPDV combines an 8-inch display and DVD player in a replacement-style headrest assembly for a clean rear-seat installation. It is offered in artificial-leather and genuine-leather versions, allowing the headrest finish to be selected to suit a vehicle interior. The monitor also includes AV input and AV output connections for flexible multimedia integration.\u003c\/p\u003e\u003cp\u003eBefore purchase, measure the vehicle headrest-post spacing and post diameter: this unit is specified for 12 cm to 18 cm spacing and 10 mm to 13 mm tube diameters. Installation uses the included mounting hardware along with the supplied power and AV cables. For audio, use the built-in FM transmitter with a compatible vehicle radio, compatible wireless headphones through the dual-IR system, or the available AV connections as appropriate for the installation.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45627979137094,"sku":"GR-8PPDV","price":498.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/a_283f3a75-cc20-476a-9df0-28a040062af1.webp?v=1784375753"},{"product_id":"gravity-gr-bass-digital-bass-restoration-processor","title":"Gravity GR-BASS Digital Bass Restoration Processor","description":"\u003cp\u003eThe Gravity GR-BASS is a digital bass restoration processor for aftermarket car audio systems. It is designed to recreate and inject low-frequency information into the signal path, helping restore bass detail that may be reduced in certain recordings or source material. This makes it a focused upgrade for listeners who want more control over low-frequency response without changing their amplifiers or speakers.\u003c\/p\u003e\u003cp\u003eRather than functioning as an amplifier, the GR-BASS processes an existing audio signal before it reaches the rest of the system. Its bass restoration and equalization functions are intended to add low-end presence while allowing the user to tailor the effect to the system and music being played. Adjustable frequency, width, and level controls provide a practical way to tune the bass effect instead of applying a fixed boost.\u003c\/p\u003e\u003cp\u003eThe processor supports up to 15V RMS input and provides up to 13.5V peak output. Its specified 10 Hz to 100 kHz frequency response, 0.003% THD rating, and high input-noise rejection are intended to support clean signal handling within a car audio installation. A high-headroom PWM power supply supports stable operation in a vehicle electrical system.\u003c\/p\u003e\u003cp\u003eA lighted bass restoration display provides output-level feedback, while the included dash-mount remote control lets the driver adjust bass level from the front seat. This is useful when changing between recordings with different low-frequency content or when adapting the system for different listening preferences. The remote is designed for convenient in-car access rather than requiring adjustment at the processor itself.\u003c\/p\u003e\u003cp\u003eThe GR-BASS is suited to systems using an aftermarket head unit, amplifier, and subwoofer setup, as well as installations where the owner wants to add bass restoration as a separate signal-processing stage. Its compact 9-inch-wide chassis can be mounted in many common vehicle locations when protected from moisture and heat. Careful level matching and conservative adjustment are recommended to maintain balanced system performance.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Bass Restoration:\u003c\/strong\u003e Recreates low-frequency information within the audio signal path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdjustable Bass Controls:\u003c\/strong\u003e Frequency, width, and level settings tailor the restoration effect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDash-Mount Remote:\u003c\/strong\u003e Provides convenient bass-level adjustment from the driver’s seat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLighted Output Display:\u003c\/strong\u003e Shows bass restoration output level up to 13.5V.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Headroom PWM Supply:\u003c\/strong\u003e Supports stable signal-processing operation in vehicle applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-Distortion Signal Path:\u003c\/strong\u003e Rated at 0.003% total harmonic distortion.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-BASS uses a compact processor format measuring 9 inches wide by 6.5 inches deep by 2.75 inches high. Its documented design includes gold-plated contacts, illuminated controls, a lighted bass restoration display, and a high-headroom PWM power supply. The compact footprint helps it fit into custom audio installations while retaining accessible adjustment controls.\u003c\/p\u003e\u003cp\u003eInstall the GR-BASS as a signal-processing component in an aftermarket car audio system, with appropriate power, ground, fuse protection, and audio-signal connections. Use the included dash-mount remote where it can be safely reached by the driver, and set input and output levels carefully to avoid overdriving downstream equipment. The processor draws 150 mA and has a recommended 3A fuse rating.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45628060958790,"sku":"GR-BASS","price":63.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/71ks0sQmlML.jpg?v=1784375794"},{"product_id":"gravity-gr-bass2-0-digital-bass-processor","title":"Gravity GR-BASS2.0 Digital Bass Processor","description":"\u003cp\u003eThe Gravity GR-BASS2.0 is a digital bass processor designed to restore and enhance low-frequency information in a vehicle audio signal. It is intended for factory or aftermarket systems that need more defined bass response without changing the source unit. By working in the signal path, it gives an installer a dedicated way to shape bass before the signal reaches downstream equipment.\u003c\/p\u003e\u003cp\u003eThis processor is suited to listeners who want stronger low-end presence while retaining control over the character of the bass. Its bass restoration and bass maximization functions are designed to add back low-frequency content that may be reduced in the original recording or playback chain. The result is a system tuning tool focused on fuller, more controlled bass reproduction.\u003c\/p\u003e\u003cp\u003eThe GR-BASS2.0 incorporates a bass equalization circuit and a PFM subsonic filter. The filter helps reduce extremely low-frequency content that can use unnecessary subwoofer excursion and amplifier power. This makes the processor a practical option for systems using subwoofers where bass level and low-frequency management need separate adjustment.\u003c\/p\u003e\u003cp\u003eWith a maximum input level of 15V RMS and a maximum output level of 13.5V peak, the processor is specified for use in higher-voltage car-audio signal paths. Its stated 10 Hz to 100 kHz frequency response, 0.003% THD rating, and greater-than-60 dB balanced input noise rejection support clean signal handling. Gold-plated contacts are used to support dependable signal transfer at the connections.\u003c\/p\u003e\u003cp\u003eA dash-mount remote control is included for convenient bass adjustment from the front of the vehicle. The main unit also features illuminated controls, an illuminated logo, and a bass maximizer indicator for easier visibility in low-light installations. Its compact 9-inch-wide chassis can be integrated as part of a bass-focused upgrade alongside compatible source, amplifier, and subwoofer components.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital Bass Restoration:\u003c\/strong\u003e Recreates low-frequency information within the audio signal path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBass Maximizer Circuit:\u003c\/strong\u003e Provides dedicated processing for stronger bass presence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePFM Subsonic Filter:\u003c\/strong\u003e Helps limit unwanted ultra-low-frequency content.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDash-Mount Remote:\u003c\/strong\u003e Allows bass-level adjustment from the driver area.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Level Signal Capability:\u003c\/strong\u003e Accepts input signals up to 15V RMS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIlluminated Controls:\u003c\/strong\u003e Improve control visibility in low-light vehicle interiors.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-BASS2.0 uses a compact chassis measuring 9 inches wide, 6-1\/2 inches deep, and 2-3\/4 inches high. Its design includes gold-plated contacts, illuminated control knobs, an illuminated logo, and a bass maximizer indicator. A high-headroom PWM power supply is specified for the processor.\u003c\/p\u003e\u003cp\u003eInstall the processor in the system signal path and leave access to its controls for initial tuning. The included dash-mount remote is intended to be positioned where bass adjustment can be made conveniently while seated in the vehicle. Use a properly fused installation, following the product instructions and the requirements of the connected audio system.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45628134555718,"sku":"GR-BASS2-0","price":77.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81dQOBvQ8IL.jpg?v=1784375835"},{"product_id":"gravity-gr-dbe-2-channel-line-out-converter-with-bass-enhancer","title":"Gravity GR-DBE 2-Channel Line-Out Converter with Bass Enhancer","description":"\u003cp\u003eThe Gravity GR-DBE is a 2-channel line-out converter designed to add aftermarket amplification to a factory car audio system without dedicated RCA preamp outputs. It accepts left and right speaker-level signals and converts them to low-level RCA outputs for compatible amplifiers. This makes it suited to vehicles where retaining the original radio is preferred.\u003c\/p\u003e\u003cp\u003eSeparate main and bass RCA outputs let the GR-DBE feed a full-range amplifier and a subwoofer amplifier from the same factory audio signal. Independent Main Level and Bass Level controls help match the output signal to the connected amplifiers. A Maximized LED provides a visual indication when the output is approaching its maximum level.\u003c\/p\u003e\u003cp\u003eThe GR-DBE includes Gravity BassLift™ digital bass enhancement, intended to compensate for low-frequency roll-off that can occur in some factory audio systems. Its dedicated Bass Enhancer control allows the amount of enhancement to be adjusted during system tuning. The bass-output level can also be adjusted from the included remote level-control knob.\u003c\/p\u003e\u003cp\u003eWith a specified frequency response of 10 Hz to 100 kHz, 0.01% THD, and a signal-to-noise ratio above 110 dB, the converter is designed for clean signal transfer between factory audio sources and aftermarket equipment. It supports speaker-level input up to 400 watts per channel and provides up to 9.5 Vrms preamp output. These capabilities make it appropriate for systems adding amplified speakers, a subwoofer, or both.\u003c\/p\u003e\u003cp\u003eThe unit supports DC-offset auto turn-on through its speaker inputs, allowing it to activate an amplifier without a conventional remote wire in compatible vehicles. A jumper also allows bypass of auto turn-on when using a traditional remote turn-on lead from the head unit. Its compact chassis can be mounted in a dry, secure location such as under a seat or behind the dashboard.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Channel Signal Conversion:\u003c\/strong\u003e Converts factory speaker-level audio into low-level RCA signals for aftermarket amplifiers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeparate Main And Bass Outputs:\u003c\/strong\u003e Provides dedicated RCA outputs for full-range and subwoofer amplifier connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBassLift™ Enhancement:\u003c\/strong\u003e Adjusts low-frequency restoration to help address factory bass roll-off.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9.5 Vrms Preamp Output:\u003c\/strong\u003e Supplies a strong low-level signal for compatible amplifier inputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuto Turn-On Capability:\u003c\/strong\u003e Uses DC-offset detection or a conventional remote-wire connection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Bass Remote:\u003c\/strong\u003e Lets the driver adjust bass-output level from an accessible location.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-DBE uses a compact 6-3\/8-inch-wide chassis with dedicated power, ground, remote, speaker-input, RCA-output, and remote-control connections. Front-panel controls include Bass Level, Main Level, and Bass Enhancer adjustments, along with Power and Maximized indicators. Available product documentation does not specify the enclosure material.\u003c\/p\u003e\u003cp\u003eMount the unit securely in a dry, ventilated area away from excessive heat, moisture, and vibration. Connect the factory left and right speaker wires to the high-level inputs, then run RCA connections from the Main and\/or Bass outputs to compatible amplifiers. Use a 1-amp fused power connection, establish a solid chassis ground, and begin tuning with the converter and amplifier gains set low.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45628217294918,"sku":"GR-DBE","price":78.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81r4QdXLJfL.jpg?v=1784375882"},{"product_id":"gravity-gr-eq15-1-2-din-5-band-car-audio-equalizer","title":"Gravity GR-EQ15 1\/2 DIN 5-Band Car Audio Equalizer","description":"\u003cp\u003eThe Gravity GR-EQ15 is a compact 1\/2 DIN car audio equalizer and line driver designed for systems that need more hands-on sound control. It lets users adjust key frequency ranges independently while managing front, rear, and subwoofer signal outputs. This makes it a practical add-on for factory or aftermarket source units feeding external amplifiers.\u003c\/p\u003e\u003cp\u003eIts five-band graphic equalizer covers 50Hz, 125Hz, 900Hz, 2.2kHz, and 16kHz, allowing targeted adjustment of bass, midrange, and treble. Each band offers a boost or cut range of ±12dB. The controls can help compensate for vehicle acoustics and tailor the tonal balance of a multi-speaker system.\u003c\/p\u003e\u003cp\u003eThe GR-EQ15 uses an active-gain preamp section with adjustable input sensitivity and a master volume control. It is specified for up to 9V RMS maximum output, providing a strong preamp signal for compatible external amplifiers. Separate front, rear, and subwoofer RCA outputs support systems with dedicated amplification zones.\u003c\/p\u003e\u003cp\u003eA dedicated subwoofer control section is included for adjusting low-frequency output within the system. The specified subwoofer frequency range is 10Hz to 300Hz. Front-to-rear balance is handled through the onboard fader control, helping users set output balance from the equalizer location.\u003c\/p\u003e\u003cp\u003eThis processor is intended for installers and enthusiasts building an amplified car audio system with RCA-level connections. It accepts a main RCA source input and includes an auxiliary input selection function. Its half-DIN format is suited to custom panels, center consoles, or other locations where a full-size head unit is not required.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFive-Band Graphic EQ:\u003c\/strong\u003e Adjusts five core frequency ranges for more precise tonal tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e±12dB Equalization Range:\u003c\/strong\u003e Lets you boost or reduce each EQ band to address system balance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Preamp Output:\u003c\/strong\u003e Delivers up to 9V RMS maximum output for compatible amplifiers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree Stereo RCA Outputs:\u003c\/strong\u003e Provides dedicated front, rear, and subwoofer signal paths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaster Volume And Fader:\u003c\/strong\u003e Offers convenient overall level and front-to-rear balance control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain And Auxiliary Inputs:\u003c\/strong\u003e Supports an RCA main source plus selectable auxiliary input use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-EQ15 uses a compact 1\/2 DIN chassis with front-panel rotary controls for equalization, volume, fader, and subwoofer adjustment. Its layout is designed for direct access to system-level tuning controls after installation. RCA signal connections are used for the main input and front, rear, and subwoofer outputs.\u003c\/p\u003e\u003cp\u003eInstall the equalizer in a dry, ventilated location away from heat and moisture, using the supplied mounting brackets and screws. Connect switched 12V power, chassis ground, and a remote turn-on lead, then route RCA cables from the source unit to the equalizer and from its outputs to external amplifiers. Set input sensitivity and EQ controls conservatively at first, then tune the system gradually.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45628282634310,"sku":"GR-EQ15","price":92.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/a_f0a34cd1-98e5-4a05-ad34-e07640fc1a36.jpg?v=1784375922"},{"product_id":"gravity-gr-eq19-1-2-din-9-band-car-audio-equalizer","title":"Gravity GR-EQ19 1\/2 DIN 9-Band Car Audio Equalizer","description":"\u003cp\u003eThe Gravity GR-EQ19 is a compact car-audio equalizer designed to give an aftermarket system more direct tonal control. Its nine dedicated EQ bands let the installer adjust selected bass, midrange, and treble frequencies rather than relying only on a head unit's basic tone controls. It is intended for systems where the listener wants to tailor the sound to the vehicle, speakers, music source, and personal preferences.\u003c\/p\u003e\u003cp\u003eThe GR-EQ19 covers center frequencies from 50 Hz through 16 kHz, addressing low-frequency weight, vocal-range balance, and upper-frequency detail. Individual controls at 50, 120, 250, 500 Hz, 1, 2, 4, 8, and 16 kHz provide a straightforward analog-style adjustment layout. This makes it useful for correcting broad tonal imbalances in a vehicle cabin or refining the character of an existing sound system.\u003c\/p\u003e\u003cp\u003eAn active-gain preamp section and adjustable input sensitivity are included to help integrate the equalizer with compatible source units. The unit is listed with a master volume control and up to 9V RMS output. These controls provide signal-level adjustment as part of the system-tuning process.\u003c\/p\u003e\u003cp\u003eThe GR-EQ19 is configured for multi-amplifier and multi-zone car-audio layouts with front, rear, and subwoofer outputs. It provides three stereo RCA outputs, allowing separate signal paths for those system sections. A built-in AUX\/DVD source-select switch adds a way to select between the listed auxiliary and DVD inputs without changing the main wiring arrangement.\u003c\/p\u003e\u003cp\u003eWith its 1\/2 DIN format, this equalizer is suited to custom dash, console, or under-dash installations where a full-size receiver opening is not required. It can be placed between a compatible source unit and external amplifiers as part of a broader upgrade path. Careful level setting and moderate EQ adjustments are recommended when integrating it into amplified systems.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e9-Band Equalizer:\u003c\/strong\u003e Provides separate adjustment points from bass through treble.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 Hz To 16 kHz Coverage:\u003c\/strong\u003e Targets key frequencies across the audible music range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive-Gain Preamp:\u003c\/strong\u003e Adds signal-level management for compatible audio systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp To 9V RMS Output:\u003c\/strong\u003e Supports a strong preamp-level signal path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree Stereo RCA Outputs:\u003c\/strong\u003e Supports front, rear, and subwoofer signal routing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAUX\/DVD Source Selector:\u003c\/strong\u003e Switches between the listed auxiliary and DVD inputs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-EQ19 uses a compact 1\/2 DIN form factor intended for vehicle audio installations with limited mounting space. Published product information confirms the compact format but does not specify enclosure materials or faceplate construction. Its front-panel equalizer controls, master volume control, and input-selection switch are designed for direct system adjustment.\u003c\/p\u003e\u003cp\u003eInstall the unit in an accessible location and connect it within a compatible RCA-based signal chain before external amplifiers. Use the three stereo RCA outputs for front, rear, and subwoofer system sections as needed, then set input sensitivity and master volume carefully to match the source unit and amplifiers. Professional installation is advisable when adding the unit to a complex or high-output car-audio system.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45628365340742,"sku":"GR-EQ19","price":86.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/a_50050c07-e97b-4a02-a546-d0a7648afc67.jpg?v=1784375960"},{"product_id":"gravity-gr-eq9-7-band-1-2-din-car-audio-equalizer","title":"Gravity GR-EQ9 7-Band 1\/2 DIN Car Audio Equalizer","description":"\u003cp\u003eThe Gravity GR-EQ9 is a compact 7-band car audio graphic equalizer and preamp designed to give an aftermarket sound system more precise tonal control. It lets users adjust key bass, midrange, and treble regions rather than relying only on a radio's basic tone controls. The unit is intended for systems using external amplifiers and RCA-level signal connections.\u003c\/p\u003e\u003cp\u003eEach of the seven EQ bands addresses a fixed center frequency, allowing targeted adjustments for low-end weight, vocal presence, and high-frequency detail. Its boost\/cut range supports corrective tuning for vehicle acoustics as well as personal listening preferences. Dedicated master-volume, front\/rear fader, and subwoofer-level controls keep key system adjustments accessible from the equalizer.\u003c\/p\u003e\u003cp\u003eFor subwoofer integration, the GR-EQ9 includes a dedicated stereo subwoofer output and selectable subwoofer-frequency control. This helps route a separate signal to a subwoofer amplifier while retaining independent level adjustment. Front and rear stereo RCA outputs are also provided for multi-amplifier installations.\u003c\/p\u003e\u003cp\u003eThe GR-EQ9 incorporates an auxiliary stereo RCA input in addition to its main input, with a front-panel selector for choosing between the two sources. Its 7V RMS maximum preamp output is designed to provide a strong signal to compatible amplifiers. Gold-plated RCA connectors are specified for the signal connections.\u003c\/p\u003e\u003cp\u003eBuilt in a compact 1\/2 DIN format, this equalizer is suited to under-dash, console, or custom-panel installations where space is limited. It operates from a negative-ground 11V to 15V DC vehicle electrical system. The GR-EQ9 can serve as a straightforward signal-control stage when upgrading a factory or aftermarket source unit with amplifiers and a subwoofer.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeven-Band Graphic EQ:\u003c\/strong\u003e Adjusts seven fixed frequency ranges for more tailored system tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e±12 dB Equalization Range:\u003c\/strong\u003e Provides meaningful boost or cut at each graphic EQ band.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7V RMS Preamp Output:\u003c\/strong\u003e Supplies a higher-voltage RCA signal to compatible amplifiers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree Stereo RCA Outputs:\u003c\/strong\u003e Supports separate front, rear, and subwoofer amplifier signal paths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubwoofer Level Control:\u003c\/strong\u003e Allows convenient adjustment of subwoofer output from the equalizer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAuxiliary RCA Input:\u003c\/strong\u003e Adds a selectable stereo input for an additional source device.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-EQ9 uses a compact black 1\/2 DIN chassis with a removable trim ring and ISO-style mounting provisions specified for custom installations. Its front panel combines rotary controls for volume, fader, subwoofer level, and EQ adjustment. The rear panel uses RCA connections for main input, auxiliary input, and front, rear, and subwoofer outputs.\u003c\/p\u003e\u003cp\u003eInstall the unit in a secure, accessible location such as beneath the dashboard, in a center console, or in a custom panel. Connect its main RCA input to the source unit, then run the front, rear, and subwoofer RCA outputs to the appropriate amplifier inputs. The equalizer requires +12V power, chassis ground, and a remote turn-on connection; an inline fuse is recommended for the power lead.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45628422488134,"sku":"GR-EQ9","price":75.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/a_916fc3c9-1dd2-4bfc-8233-ff98fa3b3e42.jpg?v=1784376001"},{"product_id":"gravity-gr-eqp11-1-2-din-4-band-car-parametric-equalizer","title":"Gravity GR-EQP11 1\/2-DIN 4-Band Car Parametric Equalizer","description":"\u003cp\u003eThe Gravity GR-EQP11 is a 1\/2-DIN car-audio signal processor that combines four-band parametric equalization with dedicated front, rear, and subwoofer outputs. It is designed for systems that need more control over tonal balance and subwoofer integration than a head unit’s basic tone controls can provide. A master volume control supports output levels up to 9 volts RMS.\u003c\/p\u003e\u003cp\u003eThis equalizer is suited to vehicle owners and installers building an amplified system with separate full-range and subwoofer signal paths. Its front, rear, and sub outputs provide a practical way to route processed signal to compatible amplifiers. The AUX\/MAIN input selector also supports choosing between the unit’s available input sources.\u003c\/p\u003e\u003cp\u003eThe GR-EQP11 uses a four-band parametric EQ section with up to 12 dB of boost or cut. Each band has a specified bandwidth, while the high-frequency section includes shelving adjustment. These controls allow more deliberate correction or tailoring of the system’s frequency balance.\u003c\/p\u003e\u003cp\u003eFor bass-system setup, the GR-EQP11 includes separate subwoofer level control and subwoofer frequency selectors. This allows the subwoofer channel to be adjusted independently from the front and rear outputs. The result is a more manageable way to balance low-frequency output with the rest of the system.\u003c\/p\u003e\u003cp\u003eAn onboard 30-volt bipolar switching power supply supports the unit’s signal-processing section, and gold-plated RCA input and output connectors are provided for signal connections. Night illumination helps make the controls easier to locate in low-light conditions. Its compact 1\/2-DIN format is intended for custom dash, console, or panel installations.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp To 9V RMS Output:\u003c\/strong\u003e Provides a higher-voltage preamp signal for compatible amplifiers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-Band Parametric EQ:\u003c\/strong\u003e Lets you target and adjust multiple parts of the audio spectrum.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12 dB Boost\/Cut:\u003c\/strong\u003e Provides meaningful adjustment range for each EQ band.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront, Rear And Sub Outputs:\u003c\/strong\u003e Routes processed signal to separate amplifier channels or zones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubwoofer Level And Frequency Controls:\u003c\/strong\u003e Helps balance bass output within the overall system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNight Illumination:\u003c\/strong\u003e Makes the control panel easier to use after dark.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eDesign \u0026amp; Installation\u003c\/h3\u003e\u003cp\u003eThe GR-EQP11 has a black metal enclosure and a compact 1\/2-DIN form factor. Its control layout is designed around master level, equalization, and subwoofer adjustment functions. Gold-plated RCA connectors are used for the signal inputs and outputs.\u003c\/p\u003e\u003cp\u003eInstall the unit in a secure 1\/2-DIN-compatible custom location with access to its controls, then connect it to compatible RCA-level source and amplifier connections. Use the AUX\/MAIN selector to choose the desired input and set the master, EQ, and subwoofer controls gradually during system tuning. Installation hardware, wiring, and included accessories are not confirmed in the available product information.\u003c\/p\u003e","brand":"Gravity","offers":[{"title":"Default Title","offer_id":45628896182342,"sku":"GR-EQP11","price":75.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0048\/4163\/5910\/files\/81SWoJyAnUL.jpg?v=1784376339"}],"url":"https:\/\/audiowatt.store\/collections\/gravity.oembed?page=4","provider":"Audio Watt Store","version":"1.0","type":"link"}