View 2 Photos View 0 Videos GMC 6.6L DURAMAX Engine Part for a GM 6.6 DURAMAX Newly Listed $100 USD Good used, cleaned and inspected GM 6.6 Duramax glow plug controller module. Part number: 12639711. ConditionUsedFits To Make(s)GMFits To Model(s)6.6 DURAMAXPart Number12639711Stock Number1068784 MLS Number14110949CategoryEngine Miscellaneous Parts Last Updated1/27/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos GMC 6.6L DURAMAX Engine Part for a GM 6.6 DURAMAX $100 USD Good used, cleaned and inspected GM 6.6 Duramax coolant neck with thremostat housing. Part number: 12642719. ConditionUsedFits To Make(s)GMFits To Model(s)6.6 DURAMAXPart Number12642719Stock Number1068773 MLS Number14095044CategoryEngine Miscellaneous Parts Last Updated1/16/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos GMC 6.6L DURAMAX Engine Control Module (ECM) for a GM 6.6 DURAMAX $50 USD Good used, cleaned and inspected GM 6.6 Duramax LGH glow plug module. Part number: 12642260. ConditionUsedFits To Make(s)GMFits To Model(s)6.6 DURAMAXPart Number12642260Stock Number1059689 MLS Number13545480CategoryEngine Control Modules (ECM) Last Updated1/3/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos GMC 6.6L DURAMAX Engine Control Module (ECM) for a GM 6.6 DURAMAX $200 USD Good used, cleaned and inspected GM 6.6 Duramax ECM. Part Number: 12646248 30 Day Guarantee for swap or refund if not programmable. ECM's need to be programmed for your application. ConditionUsedFits To Make(s)GMFits To Model(s)6.6 DURAMAXPart Number12646248Stock NumberRyd 12646248 MLS Number12064263CategoryEngine Control Modules (ECM) Last Updated1/1/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos GMC 6.6L DURAMAX Front Engine Cover for a GM 6.6 DURAMAX $75 USD Good used, cleaned and inspected GM 6.6 Duramax Front Cover. Part Number: N/A, Quantity8ConditionUsedFits To Make(s)GMFits To Model(s)6.6 DURAMAXStock NumberRyd 6.6 DURAMAX FRO MLS Number10292077CategoryFront Engine Covers Last Updated1/1/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos GMC 6.6L DURAMAX Engine Harmonic Balancer for a GM 6.6 DURAMAX $75 USD Good used, cleaned and inspected GM Duramax 6.6 Harmonic Balancer. Part Number: SPN009629 Quantity2ConditionUsedFits To Make(s)GMFits To Model(s)6.6 DURAMAXPart NumberSPN009629Stock NumberRyd SPN009629 MLS Number10263772CategoryEngine Harmonic Balancers Last Updated1/1/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos GMC 6.6L DURAMAX Engine Harmonic Balancer for a GM 6.6 DURAMAX $75 USD Good used, cleaned and inspected GM Duramax 6.6 Harmonic Balancer. Part Number: SPN019298 Quantity8ConditionUsedFits To Make(s)GMFits To Model(s)6.6 DURAMAXPart NumberSPN019298Stock NumberRyd SPN019298 MLS Number10263773CategoryEngine Harmonic Balancers Last Updated1/1/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos GMC 6.6L DURAMAX Engine Harmonic Balancer for a GM 6.6 DURAMAX $75 USD Good used, cleaned and inspected GM Duramax 6.6 Harmonic Balancer. Part Number: 70030955371 ConditionUsedFits To Make(s)GMFits To Model(s)6.6 DURAMAXPart Number70030955371Stock NumberRyd 70030955371 MLS Number10265672CategoryEngine Harmonic Balancers Last Updated1/1/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos GMC 6.6L DURAMAX Front Engine Cover for a GM 6.6 DURAMAX $100 USD Good used, cleaned and inspected GM 6.6 Duramax Front Cover. Part Number: 12624280 Quantity2ConditionUsedFits To Make(s)GMFits To Model(s)6.6 DURAMAXStock NumberRyd 12624280 MLS Number10263771CategoryFront Engine Covers Last Updated1/1/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info