Need a new third brake light assembly that looks, fits and performs like the original, without the hassle of going back to the dealership? This replacement was reverse-engineered to match the stock center high mount stop light on specific vehicles. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet Silverado 1500 Classic: 2007] - [Chevrolet Silverado 1500 HD Classic: 2007] - [Chevrolet Silverado 1500 HD: 2001, 2002, 2003, 2005, 2006] - [Chevrolet Silverado 1500: 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006] - [Chevrolet Silverado 2500 HD Classic: 2007] - [Chevrolet Silverado 2500 HD: 2001, 2002, 2003, 2004, 2005, 2006] - [Chevrolet Silverado 2500: 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006] - [Chevrolet Silverado 3500 Classic: 2007] - [Chevrolet Silverado 3500: 2001, 2002, 2003, 2004, 2005, 2006] - [GMC Sierra 1500 Classic: 2007] - [GMC Sierra 1500 HD Classic: 2007] - [GMC Sierra 1500 HD: 2001, 2002, 2003, 2005, 2006] - [GMC Sierra 1500: 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006] - [GMC Sierra 2500 HD Classic: 2007] - [GMC Sierra 2500 HD: 2001, 2002, 2003, 2004, 2005, 2006] - [GMC Sierra 2500: 1999, 2000, 2001, 2002, 2003, 2004] - [GMC Sierra 3500 Classic: 2007] - [GMC Sierra 3500: 2001, 2002, 2003, 2004, 2005, 2006]