OEM Cummins ECM ECU P/N 3684009 CM870 ISX 530HP ESN 79113921 CPL8518 TESTED

  

OEM Genuine Cummins ISX 530HP ESN: 79113921 CPL8518 ECM ECU P/N: 3684009 CM870 - TESTED and INSPECTED. Unit pictured is the unit you will receive. Bench tested to ensure quality - Guaranteed to program.

Please verify fitment prior to purchasing. This ECM will need to be flashed/programmed to your vehicle which is your responsibility.