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GMC 6.6L DURAMAX Engine & Powertrain For Sale

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Engine & Powertrain (109)
   Camshafts (6)    Crankshafts (7)    Cylinder Heads (8)    Engine Blocks / Cylinder Blocks (7)    Engine Brackets (2)    Engine Control Modules (ECM) (13)    Engine Harmonic Balancers (10)    Engine Miscellaneous Parts (2)    Engine Mounts (6)    Engine Oil Coolers (3)    Engine Oil Pans (3)    Engine Oil Pumps (4)    Engine Valve Trains (2)    Front Engine Covers (5)    Intake Manifolds (19)    Turbochargers / Superchargers (7)    Valve Covers (5)
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6.6L DURAMAX (109)
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Showing 51 - 75 of 109 Listings

51 - 75 of 109 listings
51 - 75 of 109 listings
GMC 6.6L DURAMAX Engine Block / Cylinder Block for a Chevrolet C4500

2005 GMC 6.6L DURAMAX Engine Block / Cylinder Block for a Chevrolet C4500

$1,000 USD
Engine Short Block, 6.6D Duramaxx Good Condition. Ship Ready, Removed From A 2005 Chevrolet C4500. Call DTI Trucks for more information and a shipping quote.
ConditionUsed
Fits To Make(s)CHEVROLET
Fits To Model(s)C4500
Stock Number71888
MLS Number13459961
CategoryEngine Blocks / Cylinder Blocks
Last Updated5/12/2026
Location
Wheat Ridge, CO, US
Sold By
DTI Truck Parts
(833) 614-___  SHOW
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DTI Truck Parts
GM 6.6 Duramax Glow Plug Controller Module, Part # 12639711

GM 6.6 Duramax Glow Plug Controller Module, Part # 12639711

$100 USD
Good used, cleaned and inspected GM 6.6 Duramax glow plug controller module. Part number: 12639711.
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part Number12639711
Stock Number1068784
MLS Number14110949
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 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 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
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Rydemore Heavy Duty Truck Parts
GMC 6.6L DURAMAX Intake Manifold for a GM 6.6 DURAMAX

GMC 6.6L DURAMAX Intake Manifold for a GM 6.6 DURAMAX

$40 USD
Good used, cleaned and inspected GM Duramax 6.6 3 Piece Intake Manifold, Part Number: 9040A/8973635710/8973635720
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part Number9040A/8973635710/8973635720
Stock NumberRyd 9040A/897363571
MLS Number10284742
CategoryIntake Manifolds
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
GMC 6.6L DURAMAX Intake Manifold for a GM 6.6 DURAMAX

GMC 6.6L DURAMAX Intake Manifold for a GM 6.6 DURAMAX

$40 USD
Good used, cleaned and inspected GM Duramax 6.6 3 Piece Intake Manifold, Part Number: 17254A/8973635710/8973635720
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part Number17254A/8973635710/8973635720
Stock NumberRyd 17254A/89736357
MLS Number10284740
CategoryIntake Manifolds
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
GMC 6.6L DURAMAX Intake Manifold for a GM 6.6 DURAMAX

GMC 6.6L DURAMAX Intake Manifold for a GM 6.6 DURAMAX

$40 USD
Good used, cleaned and inspected GM Duramax 6.6 4 Piece Intake Manifold, Part Number: 897311102/031604521/646RH/645LH
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part Number897311102/031604521/646RH/645LH
Stock NumberRyd 897311102/03160
MLS Number10284739
CategoryIntake Manifolds
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
GMC 6.6L DURAMAX Engine Harmonic Balancer for a GM 6.6 DURAMAX

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
Quantity2
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part NumberSPN009629
Stock NumberRyd SPN009629
MLS Number10263772
CategoryEngine Harmonic Balancers
Last Updated1/1/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
(888) 519-___  SHOW
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Rydemore Heavy Duty Truck Parts
GMC 6.6L DURAMAX Intake Manifold for a GM 6.6 DURAMAX

GMC 6.6L DURAMAX Intake Manifold for a GM 6.6 DURAMAX

$40 USD
Good used, cleaned and inspected GM Duramax 6.6 3 Piece Intake Manifold, Part Number: 18218B/8973635710/8973635720
ConditionUsed
Fits To Make(s)GM
Fits To Model(s)6.6 DURAMAX
Part Number18218B/8973635710/8973635720
Stock NumberRyd 18218B/89736357
MLS Number10284738
CategoryIntake Manifolds
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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