8.1 Liter OHV 16-Valve Vortec V8 Engine on the 2006 Chevrolet Silverado 2500HD Crew Cab 4x4
8.1 Liter OHV 16-Valve Vortec V8 Engine on the 2006 Chevrolet Silverado 2500HD LS Extended Cab 4x4
8.1 Liter OHV 16-Valve Vortec V8 Engine on the 2006 Chevrolet Silverado 2500HD LT Crew Cab 4x4
8.1 Liter OHV 16-Valve Vortec V8 Engine on the 2006 Chevrolet Silverado 2500HD LT Extended Cab 4x4