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2004.5-2005 GM 2500/3500 Engine Parts

121 products
Regular price $355.00
Sale price $355.00
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Turbochargers operate at high temperatures. The Cool Down Timer is designed to keep the engine running when the ignition is turned off to prevent turbocharger bearing failure that could occur when ...
Regular price $56.00
Sale price $56.00
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Billet aluminum MAF bung for 2001-2007 LB7, LLY & LBZ Duramax. The bottom side has a 4.5″ radius machined to fit any 4″ or 5″ tube and includes 2 stainless socket head mounting screws for the M...
Regular price $164.00
Sale price $164.00
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Bean Machine Nitrous Block   (3) Ports 3/8 Npt Fitting  (1) Port -8 Boss O-Ring Fitting    Made in Tennessee, USA  
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Regular price $47.00
Sale price $47.00
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Almost too many applications to list for this multi-purpose two pin connector with 6" pigtail.  This connector is used in hundreds of applications on GM and Dodge vehicles. Includes heat-sealable b...
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Regular price $115.00
Sale price $115.00
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Don't let your 2001-2005 GM 6.6L Duramax overheat due to a broken or damaged fan, replace it with the XDP X-TRA Cool Direct-Fit Radiator Clutch Fan Blade XD374. Keeping your engine temperatures in ...
Regular price $689.00
Sale price $689.00
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The XDP Rocker Arm Shafts XD385 are specially designed to minimize the common oiling issues in the 2001-2019 GM 6.6L Duramax engines. From the factory, the oil supply to the rocker arm is shut off ...