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A factory amplifier interface harness that is plugged in behind the radio an retains the factory amplifier. This harness is set up for low level inputs only using the RCA outputs from the aftermarket radio.
Controller and Harness for GM "D" & "AD" 4 Pin Alternators (1995 to 2008), Blue Display
Controller and Harness for GM "D" & "AD" 4 Pin Alternators (1995 to 2008), Red Display
Toyota Speaker Harness 12 inch - pair
OEM Harness for Facotry Radio for Honda 2016-up
Wire Harness to Connect an Aftermarket Stereo Receiver for 2016 Honda Civic Vehicles
Ford Data Interface with SWC 2011-Up Radio Replacement Interface
Toyota t-harness 1995-2015
Subaru 1993-Up - Into Car Harness
Factory Amplifier Integration Harness
GM 1998-2007 Amplifier Bypass Harness
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