Cummins ISM, ECMs, (GOOD USED / BENCH TESTED) 2006 Cummins ISM ECM 3103533 For Sale, Part # 3103533, CM875, CPL 8560, ECM Code: AG20234.11, ESN 35161796, Pulled off a Cummins ISM, Serial # 2052171, Stock # 8054 | Tested & Inspected!