Combo Kit for Aftermarket Radio Installation in Factory Radio Location. Radio Kit, Radio Wire Harness and Antenna Adapter. Black color radio kit. Designed specifically for the installation of Double-DIN radios. -What's Included? 1. Radio kit 2. Wire harness 3. Antenna adapter. Important Compatibility Notes: -This harness only works with regular factory audio systems- if the factory audio system is the external amplified type like Infinity, Bose, Boston Acoustics, etc then this harness is not compatible. Will not retain some features that go through the radio like rear dvd, steering audio controls, etc. Off brand radios might not fit properly. Compatible Vehicles: Made for 2007-2009 Pontiac G3 Sedan only and Made for 2007-2011 Chevrolet Aveo (2007-2008 sedan only)