6.6 Liter OHV 32-Valve Duramax Turbo Diesel V8 Engine on the 2004 Chevrolet Silverado 2500HD LS Crew Cab 4x4
6.6 Liter OHV 32-Valve Duramax Turbo Diesel V8 Engine on the 2004 Chevrolet Silverado 2500HD LS Extended Cab 4x4
6.6 Liter OHV 32-Valve Duramax Turbo Diesel V8 Engine on the 2004 Chevrolet Silverado 2500HD LS Regular Cab 4x4
6.6 Liter OHV 32-Valve Duramax Turbo Diesel V8 Engine on the 2004 Chevrolet Silverado 2500HD LT Crew Cab 4x4
6.6 Liter OHV 32-Valve Duramax Turbo Diesel V8 Engine on the 2004 Chevrolet Silverado 2500HD LT Extended Cab 4x4