Combo Kit for Aftermarket Radio Installation in Factory Radio Location. Radio Kit, Wire Harness, and Antenna Adapter. Designed specifically for the installation of Single or Double DIN radios. Black color radio kit. Compatibility Notes: Wire harness will not work with factory amplified premium systems. Wire harness not compatible with factory external amp systems. Some off size radios usually off brand might not fit properly. Popular brand name radios like Kenwood, Alpine, etc recommended. Steering wheel audio controls won't work. Compatible vehicles: Made for Chevrolet: 1995-1997 Blazer , 1994-1997 S-10 pickup; Made for GMC: 1995-1997 Jimmy, 1994-1997 Sonoma; Made for Isuzu: 1996-1997 Hombre; Made for Oldsmobile: 1995-1997 Bravada