I cannot be certain but I think this matched pair of Cummins conversion threads shows the same truck. It has the cowl induction hood, marker light trim and side mirrors painted black, but before replacing the Chevy grill and the bumper:
http://www.cumminsforum.com/forum/cu...cab-chevy.html
http://www.4btswaps.com/forum/showth...ummins-repower