OEM # 12639000 / 0445130020. Fits 2011-2016 GM/Chevrolet 6.6L Duramax. WE CARRY A FULL LINE OF DURAMAX PARTS. Genuine OEM Parts. Fuel Injectors. The use of any bio-diesel or any other alternative fuels voids all warranties.
For 2011-2016 DURAMAX LML LGH Fuel Return Line Assembly 12639000
12639000 Fuel Injector Return Line For 2011-2015/2016 6.6L LML LGH GM Chevrolet
12633835 FIT For 2011-2016 DURAMAX LML LGH Fuel Return Line Assembly 12639000
Fuel Return Line Assembly For 2011-2016 CHEVROLET GMC DURAMAX LML LGH 12639000
2011-2016 LML LGH 6.6L GM Duramax OEM High Pressure Fuel Rail Supply Line Set
2006-2016 LBZ LMM LML LGH 6.6L GM Duramax Water Pump & Housing Assembly 43274BH
