2017-2022 Sierra Silverado 6.6L Diesel ECU ECM Computer Module 12720006 OEM GM

2022-2023 Silverado 2500 6.6L Engine Computer Control Module ECM ECU 12724081

2017-2021 Duramax Silverado Sierra L5P 2500 3500 Control Module ECM E41 12694498

2022 GM Silverado L5p Duramax Engine Control Module Computer 12724081 E41

17-21 SILVERADO SIERRA DURAMAX 2500 3500 L5P ENGINE COMUTER ECU ECM OEM 12688333

2015-2016 CHEVY GMC 6.6L DURAMAX ENGINE CONTROL MODULE ECM PCM 12658036 OEM

2017-2019 L5P Duramax ECM/TCM Harness

CORE!! ECM E41 12688333 L5P Duramax Silverado Sierra 2500 3500 CORE!!