About the Metra 70-6510 Amp Bypass Harness
What's in the box:
Metra 70-6510 Amp Bypass Harness owner's manual
If you need assistance accessing this owner's manual, please give us a call.- 8" Power/ground harness
- 16.5' Amplifier bypass harness
- Installation Instructions
Other info:
- MFR # 70-6510
- Item # 120706510
- California customers: Please click here for your Proposition 65 WARNING.
More details on the Metra 70-6510 Amp Bypass Harness

Product Research
Features
Compatibility: The Metra 70-6510 is an amplifier bypass harness for 2004-2005 Dodge Ram trucks with Infinity factory amplifier. In addition to the amplifier bypass harness, a power harness is also included for your aftermarket head unit.
- 2004 Dodge Ram SRT-10 with hands-free and Infinity sound system (must have a telephone symbol on the mirror)
- 2004 Dodge Ram (non SRT-10) with Infinity sound system
- 2005 ALL Dodge Rams with Infinity sound system
Wire Code Chart:
(Power Harness)
Wire Color | Function |
---|---|
Yellow | +12 Volt Constant |
Red | +12 Volt Accessory |
Orange | Illumination |
Black | Ground |
(Amplifier Bypass Harness)
Wire Color | Function |
---|---|
Green | Left Rear Speaker + |
Green/Black | Left Rear Speaker - |
Violet | Right Rear Speaker + |
Violet/Black | Right Rear Speaker - |
Gray | Right Front Speaker + |
Gray/Black | Right Front Speaker - |
White | Left Front Speaker + |
White/Black | Left Front Speaker - |
Yellow/Blue | Left Front Tweeter (+) |
Yellow/Black | Left Front Tweeter (-) |
Yellow/Red | Right Front Tweeter (+) |
Yellow/Orange | Right Front Tweeter (-) |
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Customer Q&A
6 questions already asked
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Worked great to bypass the factory amp on my 2005 Dodge Ram 2500. Intructions I received from Crutchfield were easy to follow. The hardest part is getting the harness disconnected from the factory amp due to its location.
James from Raleigh, NC