Combo Kit for Aftermarket Radio Installation in Factory Radio Location. Double Din Radio Kit, Radio Wire Harness, and Antenna Adapter. Black color radio kit Standard wire coloring usually will connect color for color to aftermarket radio's wire harness. Designed specifically for the installation of Double-DIN radios. High-grade ABS plastic . Contoured textured and painted to compliment factory dash. Antenna adapter to plug and play to factory antenna connection. 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. Vehicle modification required- will require cutting of the factory bezel for this kit to fit. Will also require cutting the back of the vehicle's radio area so the new double din size radio will fit. Some off-sized double din radios might require modifying kit for it to fit which is normal. Will not retain some features that go through the radio like warning chimes, OnStar, rear dvd, steering audio controls, etc.- other adapters are needed for retention. Compatible Vehicles: Made for Chevrolet: CK Pickup 1995-2000, Silverado 3500 1999-2000, Silverado 3500 (chassis cab) 2001, Suburban 1995-1999, Tahoe 1995-1999; Made for GMC: CK Pickup 1995-1998, Sierra 2500 1999, Sierra 3500 1999-2000, Sierra Classic 1999-2000, Sierra HD 2001-2002, Suburban 1995-1999, Yukon 1995-1999