17-21 CHEVROLET GMC 3500 6.6 L5P DURAMAX DIESEL ENGINE COMPUTER ECM ECU 12708723

2015 GM 2500-3500 6.6L Diesel Electronic Control Module, ID 12661877

2017-2021 GM 2500-3500 6.6L Diesel Electronic Control Module ECU; ID 12714968

2017-2023 GM 2500-4500 6.6L Diesel Electronic Control Module, ID 12691652

2017-2021 Silverado 3500 6.6L Diesel Electronic Control Module ECU, ID 12718893

2017-2021 Silverado 2500 3500 6.6L Electronic Control Module (ECU) ID12691652

2017-2021 GM 2500-3500 6.6L Diesel Engine Control Module ECM ECU; ID 12691652