12 Silverado Sierra 2500 ECM Engine Control Module (6.6L Duramax) (OEM 12648344)

10-16 Silverado Sierra 2500 ECM Engine Control Module 6.6L Duramax OEM 12641369

21 GMC SIERRA 2500 ECM ENGINE CONTROL MODULE 6.6L DIESEL 12711509

16 Silverado Sierra 2500 ECM Engine Control Module (6.6L Duramax) (OEM 12662677)

LML LGH 15 2016 Silverado Sierra 6.6L Duramax ECM Engine Control Module 12660134

14-16 Silverado Sierra 2500 ECM Engine Control Module 6.6L Duramax OEM 12664048

16 Silverado Sierra 2500 ECM Engine Control Module (6.6L Duramax) (OEM 12658553)

15 Silverado Sierra 2500 ECM Engine Control Module (6.6L Duramax) (OEM 12658036)