




Rockford Fosgate HD14CVO-STG2 6.5"/5x7" Harley Audio Kit
- Four-speaker Harley-Davidson CVO audio kit
- Two 6.5-inch TMS65 fairing speakers
- Two 5x7-inch TMS57 bag-lid speakers
- Includes IPX6 four-channel M5 amplifier
- Factory radio flashing is required
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The Rockford Fosgate HD14CVO-STG2 is a four-speaker motorcycle audio upgrade kit for select Harley-Davidson CVO Street Glide and CVO Road Glide models. It combines fairing speakers, saddlebag-lid speakers, a four-channel amplifier, and a vehicle-specific installation kit. The system is intended for riders who want an integrated audio upgrade while retaining the factory Harley-Davidson radio.
The kit includes two TMS65 6.5-inch two-way fairing speakers and two TMS57 5x7-inch two-way saddlebag speakers. Its M5-800X4 amplifier provides dedicated channels for the front and rear speaker pairs. The speaker set is engineered for motorcycle use, where wind, road, and exhaust noise can make factory audio difficult to hear.
The TMS65 fairing speakers use carbon-fiber-reinforced polypropylene cones, Santoprene surrounds, and 25 mm dome tweeters. The TMS57 bag-lid speakers use a similar weather-resistant design with 25 mm dome tweeters and 5x7-inch factory-replacement fitment. Both speaker models are 4-ohm designs with built-in tweeter crossovers.
At the center of the kit is the IPX6-rated M5-800X4 Class-AD amplifier. It is rated for 100 watts RMS per channel at either 4 or 2 ohms, with four channels available for the included speakers. Variable high-pass and low-pass filters, a Punch EQ control, and C.L.E.A.N. clip indicators support setup and tuning.
The included RFK-HD14M5 installation package is designed around select Harley-Davidson factory mounting points and wiring connections. It supplies the amplifier bracket, heatsink, vehicle-specific harnesses, power wiring, bypass plugs, and hardware. The factory Harley-Davidson radio must be flashed for use with this kit to prevent distortion and potential speaker damage.
Key Features
- Four-Speaker System: Includes two 6.5-inch fairing speakers and two 5x7-inch bag-lid speakers.
- M5-800X4 Amplifier: Four-channel Class-AD power supports separate front and rear speaker channels.
- Element Ready Construction: Speakers and amplifier are designed for motorcycle exposure to weather and vibration.
- IPX6 Amplifier Rating: The amplifier is protected against powerful water jets from any direction.
- Factory-Style Integration: Direct-connect harnesses reduce the need to cut factory wiring.
- Radio Flash Requirement: Factory radio flashing is required before operating the upgraded system.
Design & Installation
The TMS65 and TMS57 speakers use reinforced polypropylene cones, Santoprene suspension components, neodymium motor systems, and integrated tweeter assemblies. The M5-800X4 uses an Element Ready chassis, conformal-coated circuit boards, heavy-duty molded connectors, and a die-cast aluminum heatsink. These components are designed for the vibration, moisture, UV exposure, and limited installation space associated with touring motorcycles.
This kit is intended for compatible factory-radio Harley-Davidson CVO applications with standard-size ABS plastic saddlebags and factory 5x7-inch bag lids. The RFK-HD14M5 provides a mounting bracket, heatsink, T-harness, power harness, amplifier-output harnesses, fairing harness, Y-adapters, bypass plugs, and mounting hardware. Confirm motorcycle fitment, factory audio configuration, and radio-flashing availability before purchase; professional installation and tuning are recommended.
| Product Model | HD14CVO-STG2 |
|---|---|
| UPC | 780687362515 |
| System Type | Four-speaker amplified motorcycle audio kit |
| Speaker Quantity | 4 |
| Included Fairing Speakers | 1 pair Rockford Fosgate TMS65 |
| Included Bag-Lid Speakers | 1 pair Rockford Fosgate TMS57 |
| Included Amplifier | Rockford Fosgate M5-800X4 |
| Included Amplifier Install Kit | Rockford Fosgate RFK-HD14M5 |
| System Shipping Weight | 19.6 lb (8.9 kg) |
| TMS65 Speaker Size | 6.5 in (165 mm) |
| TMS65 Speaker Type | 2-way coaxial |
| TMS65 Nominal Impedance | 4 ohms |
| TMS65 Power Handling | 75 watts RMS / 150 watts peak per speaker |
| TMS65 Frequency Response | 65 Hz-20 kHz |
| TMS65 Sensitivity | 91 dB at 1W/1m |
| TMS65 Sensitivity | 94 dB at 2.83V/1m |
| TMS65 Voice Coil Diameter | 1.4 in (35.6 mm) |
| TMS65 Tweeter Size | 25 mm dome tweeter |
| TMS65 Free-Air Resonance | 86.5 Hz |
| TMS65 Qts | 0.52 |
| TMS65 Vas | 0.198 cu ft (5.6 L) |
| TMS65 Xmax | 0.19 in (3.0 mm) |
| TMS65 Mounting Diameter | 5.0 in (128 mm) |
| TMS65 Mounting Depth | 2.1 in (53 mm) |
| TMS65 Cone Material | Carbon-fiber-reinforced polypropylene |
| TMS65 Surround | Santoprene VAST surround |
| TMS65 Crossover | Integrated 6 dB/octave high-pass tweeter crossover |
| TMS65 Grilles | Street Glide, Road Glide, and Tour-Pak grilles included |
| TMS57 Speaker Size | 5 x 7 in (127 x 178 mm) |
| TMS57 Speaker Type | 2-way coaxial |
| TMS57 Nominal Impedance | 4 ohms |
| TMS57 Power Handling | 100 watts RMS / 200 watts peak per speaker |
| TMS57 Frequency Response | 63 Hz-20 kHz |
| TMS57 Sensitivity | 89 dB at 1W/1m |
| TMS57 Sensitivity | 92 dB at 2.83V/1m |
| TMS57 Voice Coil Diameter | 1.4 in (35.6 mm) |
| TMS57 Tweeter Size | 25 mm dome tweeter |
| TMS57 Free-Air Resonance | 80 Hz |
| TMS57 Qts | 1.17 |
| TMS57 Vas | 0.354 cu ft (9.9 L) |
| TMS57 Xmax | 0.12 in (3.0 mm) |
| TMS57 Mounting Cutout | 4.3 x 5.0 in (185 x 127 mm) |
| TMS57 Mounting Depth | 2.2 in (56 mm) |
| TMS57 Grilles | Not included |
| M5-800X4 Amplifier Channels | 4 |
| M5-800X4 Amplifier Class | Class AD |
| M5-800X4 Continuous Power at 4 Ohms | 100 watts x 4 |
| M5-800X4 Continuous Power at 2 Ohms | 100 watts x 4 |
| M5-800X4 Bridged Continuous Power | 200 watts x 2 at 4 ohms |
| M5-800X4 Dynamic Power at 4 Ohms | 125 watts x 4 |
| M5-800X4 Dynamic Power at 2 Ohms | 200 watts x 4 |
| M5-800X4 Bridged Dynamic Power | 400 watts x 2 at 4 ohms |
| M5-800X4 Frequency Response | 10 Hz-50 kHz, ±1 dB |
| M5-800X4 Signal-to-Noise Ratio | >105 dB |
| M5-800X4 THD at Rated Power | <1.0% |
| M5-800X4 Efficiency | >75% |
| M5-800X4 Input Voltage Range | 150 mV-12 Vrms |
| M5-800X4 Low-Pass Crossover | 50-250 Hz, 12 dB/octave Butterworth |
| M5-800X4 High-Pass Crossover | 50-250 Hz, 12 dB/octave Butterworth |
| M5-800X4 Crossover Modes | High-pass, low-pass, and all-pass |
| M5-800X4 Bass Boost | 0-18 dB at 45 Hz |
| M5-800X4 Signal Inputs | 4 RCA low-level inputs and 2 four-pin Molex high-level inputs |
| M5-800X4 Input Setup | C.L.E.A.N. gain setup with clip indicators |
| M5-800X4 Water-Intrusion Rating | IPX6 |
| M5-800X4 Operating Voltage | 9-16 VDC |
| M5-800X4 Recommended Power Wire | 8 AWG |
| M5-800X4 Recommended Speaker Wire | 16 AWG |
| M5-800X4 Recommended Fuse | 100 A, not included with amplifier |
| M5-800X4 Average Current Draw | 29 A |
| M5-800X4 Maximum Current Draw | 55 A at 4 ohms; 85 A at 2 ohms |
| M5-800X4 Cooling | Convection |
| M5-800X4 Heatsink | Die-cast aluminum |
| M5-800X4 Dimensions | 1.7 x 4.25 x 8.41 in (H x W x D) |
| RFK-HD14M5 T-Harness Length | 34 in |
| RFK-HD14M5 Power/Ground Harness | 65 in with inline 60 A Maxi fuse |
| RFK-HD14M5 Amplifier Output Harness | 20 in |
| RFK-HD14M5 Secondary Amplifier Output Harness | 12 in |
| RFK-HD14M5 Fairing Harness | 16 in |
| RFK-HD14M5 Expansion Adapters | 2 amplifier-output Y-adapters |
| RFK-HD14M5 Factory Amp Bypass Plugs | 5 |
| Factory Radio Requirement | Factory Harley-Davidson radio must be flashed |
| Warranty | 2 years |
This product uses a 6-1/2" speaker size. Pick your vehicle to see the factory locations it fits.
Select your year, make, and model above.
Vehicle not listed? Contact us and we’ll check the fit for you.
Which motorcycles fit the HD14CVO-STG2?
Confirmed fitment includes select 2015-2020 Harley-Davidson CVO Street Glide FLHXSE models and select 2018-2020 CVO Road Glide FLTRXSE models. Verify the exact year, factory radio, factory audio configuration, and bag-lid construction before ordering.
Does this kit include an amplifier and installation wiring?
Yes. It includes the M5-800X4 four-channel amplifier and the RFK-HD14M5 amplifier installation kit with mounting, harness, power wiring, hardware, and related installation parts.
Do I need to replace the factory radio?
No replacement head unit is included or required for the intended factory-radio installation. The factory Harley-Davidson radio must be flashed before using this kit.
Why does the factory radio need to be flashed?
The included harness is designed for factory Harley-Davidson radios, but the factory radio's equalization can cause distortion with an audio upgrade. Rockford Fosgate specifies flashing the radio to avoid potential speaker damage.
Will this fit fiberglass or stretched saddlebag lids?
The kit is intended for factory 5x7-inch ABS plastic bag lids and standard-size Harley-Davidson ABS plastic saddlebags. Fiberglass bag lids are not compatible, and fitment should be confirmed for any stretched-bag configuration.
Can the system be expanded later?
The RFK-HD14M5 installation kit includes amplifier-output Y-adapters for supported speaker expansion applications. Its T-harness also provides a loop-through for an optional Rockford Fosgate DSR1 digital signal processor.
Shipping
- FREE Next-Day Air shipping on this item
- Orders placed on business days are typically processed the same day, delivery estimates are shown at checkout.
Warranty & Returns
- Authorized Dealer — 100% authentic products with full manufacturer warranty
- 60-Day Returns — Hassle-free returns, see our return policy for details
- Price Match Guarantee — We match verified prices, see policy for terms

Rockford Fosgate HD14CVO-STG2 6.5"/5x7" Harley Audio Kit


















