(Used) Cummins ISB 6.7 ENGINE ECM- Serial Number: 20001748, Part Number: 4384841, CM: CM2350F, D/C: 08/03/2017, ESN: 58868743, E/C DO90070.05, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921