Metra 70-1784 Radio Wiring Harness for Audi/Volkswagen 1980 ‚Äď 2007
Once this harness is connected to your new stereo, you’ll be able to plug right into your car’s factory radio connector. This harness saves installation time since you won’t have to cut factory wires individually, and this also enables you to re-install the factory radio if needed.
 Instructions