Double DIN radio provision Large panel replaces the factory dash panel and provides the space for a modern Double DIN radio No custom fabrication work is required Painted scratch resistant matte black GM factory antenna connector with mini barbed or barb less plug to aftermarket radio Tuner Bypass 5" long Compatible with 1999-2002 GM full-size trucks and SUV's (models with message center in the factory instrument cluster and w/out factory amp) Includes (1) One Radio trim panel, (2) Two Brackets, (11) Eleven Panel clips,(1) One 70-1858 Harness or similar (models without a factory amp), (1) One 40-GM10 Antenna Adapter or similar and (1) One Installation Instructions Phillips screwdriver and Panel removal tool Tools Needed (sold separately)