Speed Rings 2024-Present Harley Davidson Plug & Play Adapter 4 Channel T-harness
Speed Rings 2024-Present Harley Davidson Plug & Play Adapter 4 Channel T-harness
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Speed Rings 2024-Present Harley Davidson Plug & Play Adapter 4 Channel T-harness
A custom-made plug and play T-harness for adding an aftermarket amplifier or DSP to a newer Harley-Davidson stock radio without modifying the radio or the existing wiring. It is built for CVO and Ultra models.
Amplifier or DSP, no wire cutting.
Labeled for installation, with RCA inputs from the Axxess box to the amp for front and rear and a built-in remote wire for amp turn-on.
- No wire cutting; stock radio and wiring stay unmodified
- Works with a DSP, an amplifier, or a combination
- Front and rear outputs, including CVO Boom lids and Ultra Rear Tour Pak Pods
Key Product Details
| Product | Plug and play T-harness (title: 2024-Present, 4 Channel) |
| Installation | No wire cutting; labeled for installation |
| Inputs | RCA inputs from the Axxess box to the amp, front and rear |
| Amp turn-on | Built-in remote wire |
| Outputs | Front speaker pods to amplifier harness; rear speaker wires to amplifier harness (including rear outputs for stock wiring such as CVO Boom lids and Ultra Rear Tour Pak Pods) |
| Models | CVO and Ultra; uses existing front and rear wiring |
| Compatible with | Works with a DSP, an amplifier, or a combination; works with the new stock radio and Rockford stock amplifiers |
| Lead time | Custom-made part, allow 5–7 business days |
Confirm your model year and radio with the shop before ordering. Call 864-334-6131.
Adding an Amplifier or DSP to a Newer Harley Stock Radio
This harness lets you add an aftermarket amplifier to the motorcycle's sound system without modifying the stock radio or the existing wiring. It works with all amplifiers, including SounDigital and other motorcycle amplifiers and the DS18 ION series.
The outputs are split by location: front speaker pods to the amplifier harness, and rear speaker wires to the amplifier harness. The rear outputs cover stock wiring for CVO Boom lids and Ultra Rear Tour Pak Pods.
Compared With the 2014–23 Harness
Unlike the 2014–23 plug and play adapter, this listing states that the harness will work with a DSP, an amplifier, or a combination.
Related Paths
2024-Present Plug & Play T-Harness FAQ
Do I need to cut or modify any wiring?
No. The plug and play design lets you add an aftermarket amplifier without modifying the stock radio or the existing wiring.
Can I use it with a DSP?
Yes. The listing states the harness will work with a DSP, an amplifier, or a combination.
Which amplifiers does it work with?
It works with all amplifiers, including SounDigital, the DS18 ION series and most other brands.
Does it include an amp turn-on wire?
Yes. It includes RCA inputs from the Axxess box to the amp for front and rear, plus a built-in remote wire for amp turn-on.
Does it use my existing speaker wiring?
Yes, on CVO and Ultra models it uses the existing front and rear wiring, with rear outputs for CVO Boom lids and Ultra Rear Tour Pak Pods.
How long does it take to get this harness?
It is a custom-made part. Allow 5–7 business days.
Need Help Choosing?
Tell us your bike year, radio, and current speakers or amplifiers and we will confirm what this part needs. Call or start a build consultation before you order.