This Adapter Kit Fits Following Models: Compatible with Audi A4 1996-2008 Audi A4 Quattro 1996-2005 Audi A6 1998-2004 Audi A8 1997-1999 Audi A8 Quattro 1997-2003 Audi Allroad Quattro 2001-2003 Audi S4 2000-2008 Audi S6 1998-2004 Audi S8 2001-2003 Audi TT 2000-2006 Porsche Boxster 1997-2002 Packing List: 1 x Amplifier integration wiring harness kit; 16 x Butt Connectors

[Packing List] - 1 x Amplifier integration wiring harness kit; 16 x Butt Connectors. [Safety and Durability] - The adapter wire is made of pure copper core, great conductivity, safe and reliable to use. [Standard Color Codes] - The harness meets EIA color codes, easy to install it by matching up the colors. [Applicable Models] - Compatible with select 93-08 Audi Porsche Boxster, please see the specific information on what vehicles the antenna adapter will fit. [Connections] - 16+20 Pin plug for Power/4 Speaker. Uses the power wire side of 16-pin conncetor, 20-pin connector with RCA plugs. [No Cutting Wires Required] - Just plug the adapter directly into factory-installed wiring harness. [Upgrad Car Stereo] - Connects an aftermarket stereo to the factory AMP system, retains vehicle factory amplifier function, your new stereo must have pre-amp outputs to connect this harness.