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Engine & Powertrain (480)
   Camshafts (21)    Crankshafts (24)    Cylinder Heads (43)    Engine Air Compressors (2)    Engine Blocks / Cylinder Blocks (29)    Engine Brackets (3)    Engine Control Modules (ECM) (109)    Engine Harmonic Balancers (26)    Engine Miscellaneous Parts (5)    Engine Mounts (41)    Engine Oil Coolers (3)    Engine Oil Pans (36)    Engine Oil Pumps (7)    Engine Pulleys (1)    Engine Valve Trains (2)    Engine Wiring Harnesses (24)    Front Engine Covers (7)    Intake Manifolds (48)    Turbochargers / Superchargers (15)    Valve Covers (31)    Water Pumps (3)
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Showing 276 - 300 of 480 Listings

276 - 300 of 480 listings
276 - 300 of 480 listings
GMC 6.6L Duramax Coolant Neck with Thermostat Housing, Part # 12642719

GMC 6.6L Duramax Coolant Neck with Thermostat Housing, Part # 12642719

$100 USD
Good used, cleaned and inspected GM 6.6 Duramax coolant neck with thremostat housing. Part number: 12642719.
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part Number12642719
Stock Number1068773
MLS Number14095044
CategoryEngine Miscellaneous Parts
Last Updated3/25/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
GMC 8.1 Engine Block / Cylinder Block for a GMC C7500

2009 GMC 8.1 Engine Block / Cylinder Block for a GMC C7500

Contact for price
GM 8.1L V8 Engine Short Block, Good Condition Ship Ready, Removed From A 2009 GMC C7500. Call DTI Trucks for more information and a shipping quote.
ConditionUsed
Fits To Make(s)GMC
Fits To Model(s)C7500
Stock Number71970
MLS Number13473751
CategoryEngine Blocks / Cylinder Blocks
Last Updated1/13/2026
Location
Wheat Ridge, CO, US
Sold By
DTI Truck Parts
(833) 614-___  SHOW
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DTI Truck Parts
GMC 8.1 Engine Block / Cylinder Block for a GMC C5500

2007 GMC 8.1 Engine Block / Cylinder Block for a GMC C5500

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Engine Short Block, 8.1L Good Condition. Ship Ready, Removed From A 2007 GMC C5500. Call DTI Trucks for more information and a shipping quote.
ConditionUsed
Fits To Make(s)GMC
Fits To Model(s)C5500
Stock Number73689
MLS Number13575068
CategoryEngine Blocks / Cylinder Blocks
Last Updated1/13/2026
Location
Wheat Ridge, CO, US
Sold By
DTI Truck Parts
(833) 614-___  SHOW
NUMBERCall Seller
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DTI Truck Parts
GMC 6.6L DURAMAX Engine Control Module (ECM) for a GM 6.6 DURAMAX

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.
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part Number12646248
Stock NumberRyd 12646248
MLS Number12064263
CategoryEngine Control Modules (ECM)
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
NUMBERCall Seller
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Rydemore Heavy Duty Truck Parts
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