-Combo Kit for Aftermarket Radio Installation in Factory Radio Location -Radio Kit, Radio Wire Harness, Antenna Adapter, and Radio Removal Tools -Use to add an aftermarket radio to the factory vehicle wiring. -Standard wire coloring usually will connect color for color to aftermarket radio's wire harness. -Black color radio kit -Designed specifically for the installation of Single-DIN radios -High-grade ABS plastic – contoured textured and painted to compliment factory dash -Special antenna adapter to turn on the factory amplified antenna for strong radio reception -Will not retain some features that go through the radio like steering audio controls, etc.- other adapters are needed for retention. Compatible vehicles: Made for 1996-1999 Audi A4 A6 A8 and Made for 2000-2006 Audi TT