Rockford Fosgate RFK-HD142014-2023 Harley-Davidson® Road Glide® & Street Glide® Amplifier Wiring Kit (Gen-2)
The RFK-HD14 is an aftermarket amplifier installation kit for the Power TM400X4ad amplifier and our aftermarket TMS series speakers on Harley-Davidson® model years 2014 to current.
Highlights
- Includes mounting brackets for Bat Wing and Shark Nose fairings
- Plug-and-Play design for easy installation
- Full Spec Cable meets or exceeds AWG (American Wire Gauge) requirements
- Cables use 100% pure crystal-oxygen free copper (PC-OFC)
Key specs
Full specs- Battery PWR/GND Gauge
- 8 AWG
- Fuse Size
- 60 Amp
- Dual Amp Installation Kit
- No
- Amplifier PWR/GND Gauge
- 8 AWG
- Speaker Wire Gauge
- 16 AWG
- Fuse Type
- MAXI
Key specs
Full specs- Battery PWR/GND Gauge
- 8 AWG
- Fuse Size
- 60 Amp
- Dual Amp Installation Kit
- No
- Amplifier PWR/GND Gauge
- 8 AWG
Highlights
Overview- Includes mounting brackets for Bat Wing and Shark Nose fairings
- Plug-and-Play design for easy installation
- Full Spec Cable meets or exceeds AWG (American Wire Gauge) requirements
Overview
The RFK-HD14 is an aftermarket amplifier installation kit for the Power TM400X4ad amplifier and our aftermarket TMS series speakers on Harley-Davidson® model years 2014 to current. All new design features T-harness integration for fading front/rear capable systems (requires Rockford Fosgate flash.) Integrates aftermarket Rockford Fosgate amplifier into H-D® electrical system without modifications or cutting. You will need to flash your factory radio to use this kit. For aftermarket Rockford Fosgate systems only. Not for "Harley-Davidson® Audio Powered by Rockford Fosgate" factory systems. Please see Compatibility tab before purchasing.
• This model replaced by RFK-HD14M5
Highlights
Key features
- Includes mounting brackets for Bat Wing and Shark Nose fairings
- Plug-and-Play design for easy installation
- Full Spec Cable meets or exceeds AWG (American Wire Gauge) requirements
- Cables use 100% pure crystal-oxygen free copper (PC-OFC)
- Designed for use with M5-800X4 amplifier (sold separately)
- Factory Harley-Davidson® Boom!™ Box 4.3, 6.5GT, and GTS must be flashed to use this kit
- Designed for use with TM400X4ad amplifier
- T-harness supports front/rear fader (requires flash: "Rockford Fosgate 2014+ All Bikes")
- Y-adaptors supports expansion of speakers in lower fairing, saddlebag, or Tour-Pak®
- Includes Boom!™ Audio bypass plugs for factory Harmon/Kardon® amplified systems
- Includes loop-thru harness for optional DSR1 signal processor
- Designed for use with select 2014-2022 Harley-Davidson® Motorcycles
More info
This complete kit includes a heatsink, bracket, and wiring harnesses needed to install the Power Marine TM400X4ad amplifier on 2014 and newer model Harley-Davidson motorcycles. Kit also includes Y-adaptors for adding lowers or Tour-Pak speakers, Boom!™ Audio bypass plugs for factory amplified systems, a DSR1 loop-thru harness, and all necessary hardware. Harley-Davidson® , Road Glide®, Street Glide®, Electra Glide® and Boom!® Audio are registered trademarks of Harley-Davidson Motor Company. CVO™ is a trademark of Harley-Davidson Motor Company.
Technologies

CTA-2015
Rockford Fosgate cables conform to the CTA-2015 industry standard. The standard specifies the exact amount of

Includes Fused Dist.
This amplifier kit includes fused distribution. It utilizes a stand-alone fuse holder that can be installed in a

Includes Power Wire
This amplifier kit includes power wire by including necessary cable for both B(+) and GND(-) connections.
Specs
Specifications
6
| Battery PWR/GND Gauge | 8 AWG |
| Fuse Size | 60 Amp |
| Dual Amp Installation Kit | No |
| Amplifier PWR/GND Gauge | 8 AWG |
| Speaker Wire Gauge | 16 AWG |
| Fuse Type | MAXI |
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Support
Return Authorization
If you bought this product from Onkar Electronics, use the Contact Us page on the Onkar Electronics website and we will help with return authorization and warranty support. If you purchased it from another dealer, contact that authorized dealer first for return assistance.
Popular Questions
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Compatibility
Compatible Harley-Davidson® Motorcycles
| YEAR | MAKE | MODEL | CHASSIS | FAIRING |
|---|---|---|---|---|
| 2014-current | Harley-Davidson® | Street Glide® 1 | FLHX | Bat Wing |
| 2014-current | Harley-Davidson® | Street Glide® Special1 | FLHXS | Bat Wing |
| 2014–current | Harley-Davidson® | Electra Glide® Ultra Classic®1 | FLHTCU | Bat Wing |
| 2014–current | Harley-Davidson® | Electra Glide® Ultra Limited1 | FLHTK | Bat Wing |
| 2017–current | Harley-Davidson® | Electra Glide® Ultra Limited Low 1 | FLHTKL | Bat Wing |
| 2015–current | Harley-Davidson® | Tri Glide® Ultra Classic®1 | FLHTCUTG | Bat Wing |
| 2015–2020 | Harley-Davidson® | CVO Street Glide® (4-speaker)1 | FLHXSE | Bat Wing |
| 2018–2020 | Harley-Davidson® | CVO Street Glide® (6-speaker)1 | FLHXSE | Bat Wing |
| 2014–current | Harley-Davidson® | CVO™ Limited1 | FLHTKSE | Bat Wing |
| 2016–current | Harley-Davidson® | CVO™ Ultra Limited1 | FLHTKSE | Bat Wing |
| 2014–current | Harley-Davidson® | CVO™ Ultra Limited Electra Glide1 | FLHTKSE | Bat Wing |
| 2015-current | Harley-Davidson® | Road Glide® 1 | FLTRX | Shark Nose |
| 2015-current | Harley-Davidson® | Road Glide® Special 1 | FLTRXS | Shark Nose |
| 2015–current | Harley-Davidson® | Road Glide® Ultra1 | FLTRU | Shark Nose |
| 2018–2020 | Harley-Davidson® | CVO Road Glide® (4-speaker)1 | FLTRXSE | Shark Nose |
| 2015–current | Harley-Davidson® | CVO™ Road Glide® Ultra1 | FLTRUSE | Shark Nose |
1 Requires factory Harley-Davidson® radio to be flashed. Read more here.
This amplifier installation kit is designed to interface only with the below aftermarket amplifier, speakers and Harley-Davidson® motorcycle. If your existing amplifier, speakers and motorcycle are not listed below, it is not compatible.
Kit requires factory Harley-Davidson® radio to be flashed.
Required Amplifier
| AMPLIFIER MODEL | DESCRIPTION |
|---|---|
| TM400X4ad | Power Marine 400 Watt Class-ad 4-Channel Amplifier |
Required Speakers
| SPEAKER MODEL | DESCRIPTION |
|---|---|
| TMS5 | Power Harley-Davidson® 5.25" Full Range Tour-Pak Speakers (1998-2013) |
| TMS65 | Power Harley-Davidson® 6.5" Full Range Fairing/Tour-Pak Speakers (2014+) |
| TMS6RG | Power Harley-Davidson® Road Glide® 6.5" Full Range Fairing Speakers (1998-2013) |
| TMS6SG | Power Harley-Davidson® Electra/Street Glide® 6.5" Full Range Fairing Speakers (1998-2013) |
| TMS69 | Power Motorcycle 6"x9" Full Range Bag Lid Speakers |
