(Used) 2006 Cummins ISX, ENGINE ECM- Part Number: 3684009, Serial Number: 6EC8870A26108503, Horsepower: 385, CPL: 8520, ESN: 79228544, Serial Number: 26108603, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921