Cummins ISM, ECMs, (TESTED W/ WARRANTY) 2007 Cummins ISM Diesel Engine ECM For Sale, Part # 4963807, CM876, EGR & DPF Model, Pulled off Model ISM 410, CM876, ESN 35215116, ECM Code AT20032, CPL 2728, ECM Serial # 5002804, Fits 2007, 2008, 2009, Stock # 4447