6.0 Liter OHV 16-Valve Vortec V8 Engine on the 2003 Chevrolet Silverado 2500HD LS Crew Cab
6.0 Liter OHV 16-Valve Vortec V8 Engine on the 2003 Chevrolet Silverado 2500HD LS Crew Cab 4x4
6.0 Liter OHV 16-Valve Vortec V8 Engine on the 2003 Chevrolet Silverado 2500HD LS Extended Cab 4x4
6.0 Liter OHV 16-Valve Vortec V8 Engine on the 2003 Chevrolet Silverado 2500HD LS Regular Cab
6.0 Liter OHV 16-Valve Vortec V8 Engine on the 2003 Chevrolet Silverado 2500HD LT Crew Cab 4x4
6.0 Liter OHV 16-Valve Vortec V8 Engine on the 2003 Chevrolet Silverado 2500HD Regular Cab
6.0 Liter OHV 16-Valve Vortec V8 Engine on the 2003 Chevrolet Silverado 2500HD Regular Cab Chassis Utility