2006 Cummins ISX15, Truck Tractor, Engine Assys, Fits to: Volvo VNL, (USED) 2005 Cummins ISX, Complete Engine Assembly. S/N-79145634 P/N-5CEXH0912XAJ HP-450 CPL-8520 ECS-PCM, EGR Model-ISX 450ST For more information about this item call. We ship Worldwide. 929 W Pulaski Hwy Elkton, MD 21921, Horse Power 450, Serial# 79145634, Casting# 79145634 4V4N19TH06N434640