6.6 Liter OHV 32-Valve Duramax Turbo-Diesel V8 Engine on the 2015 Chevrolet Silverado 2500HD High Country Crew Cab 4x4
6.6 Liter OHV 32-Valve Duramax Turbo-Diesel V8 Engine on the 2015 Chevrolet Silverado 2500HD LT Double Cab 4x4
6.6 Liter OHV 32-Valve Duramax Turbo-Diesel V8 Engine on the 2015 Chevrolet Silverado 2500HD LTZ Double Cab 4x4
6.6 Liter OHV 32-Valve Duramax Turbo-Diesel V8 Engine on the 2015 Chevrolet Silverado 2500HD WT Crew Cab 4x4