5.3 Liter OHV 16-Valve Flex-Fuel Vortec V8 Engine on the 2007 GMC Sierra 1500 Classic SLT Extended Cab 4x4
5.3 Liter OHV 16-Valve Flex-Fuel Vortec V8 Engine on the 2007 GMC Sierra 1500 SLE Crew Cab 4x4
5.3 Liter OHV 16-Valve Flex-Fuel Vortec V8 Engine on the 2007 GMC Sierra 1500 SLT Crew Cab
5.3 Liter OHV 16-Valve Flex-Fuel Vortec V8 Engine on the 2007 GMC Sierra 1500 SLT Crew Cab 4x4