Engines | Mounts, , 2004 CUMMINS ISX, Engine ECM, (GOOD USED/TESTED) 2004 CUMMINS ISX ECM PART # 3683289, CPL # 8283, 530 HP, EGR-MODEL, CM870, ENGINE COMPUTER MODULE, PULLED OFF A 2004 KENWORTH W900 TRUCK, ECM CODE AB10226, ENGINE SERIAL # 79025737, ECM SERIAL # 23009254, STOCK # ECM0159