Radio Dash kit, wire harness and antenna adapter for installing an aftermarket radio. Important: Wire harness only works with standard non-premium amp factory systems- Not compatible with amp systems like Bose, Infinity, etc.- Red ignition wire of the new radio has to be run separately from the vehicle radio harness (factory radio plug has no ignition power wire). Compatibility: 2005 - 2008 Buick Terraza, fits 2005-2013 Chevrolet Corvette, fits 2005 - 2008 Chevrolet Uplander, 2006 - 2010 Hummer H3, 2005 - 2006 Pontiac Montana SV6, 2005 - 2007 Saturn Relay