Silverado 2500HD LT, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, Allison 1000 6-Speed Automatic, 4WD, Blue, and Cloth. Turbo! Crew Cab! Are you still driving around that old thing? Come on down today and get into this stout 2012 Chevrolet Silverado 2500HD! They say silence is golden. You'll know what they meant when you drive this truck at highway speeds. Road noise is a thing of the past. Prices do not include government fees and taxes, any finance charges, any dealer document processing charge, any electronic filing charge, and any emission testing charge.