Cummins ISM, ECMs, (GOOD USED & BENCH TESTED W/ WARRANTY) 2008 Cummins ISM ECM Part # 4963807 For Sale, CM876, CPL # 2731, Fits 2007, 2008, 2009, Pulled off a 2008 Cummins ISM Engine, ECM Code AT20058.44, EPA Model Name 8CEXH0661MAZ, ECM Serial # 5014589, Stock # 8159