Audi Cabriolet cars with ISO connectors use an amplifier to power the door speakers and subwoofer and use the head unit to power the dash top tweeters, This interface harness will allow a new head unit to work with the original amplifier and also retain the dash top speakers.
Fitting instructions for the amplifier interface are included. The amp turn on wire tot he vehicles is already connected in the vehicle connectors, the amp turn on connection to the new stereo needs to be made.
Car models: The years stated refer to the model's years of manufacture, please check the item description for information about any changes there may be within these productions years.
Audi - A4 Cabriolet (2001 - 2009)