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2004.5-2005 GM 2500/3500 Engine Parts

127 products
Regular price $77.87
Sale price $77.87
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The Fleece Performance Replacement Filter is a cleanable cotton 8-ply filter. This innovative filter features a full round inlet radius that provides for a smooth transition while allowing for a la...
Regular price $1,459.00
Sale price $1,459.00
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NOTE: Discontinued Part. Cannot be returned / refunded / exchanged for any reason. All sales are final! The stock intercooler has an inferiority complex. No wonder it's smaller than Techni-Cooler i...
Regular price $449.00
Sale price $449.00
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NOTE: Discontinued Part. Cannot be returned / refunded / exchanged for any reason. All sales are final! Gain up to +39 hp/+69 lb-ft. Reduces exhaust gas temps (EGTs) and smoke. Outflows stock and ...
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Regular price $619.00
Sale price $619.00
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Fitment Note  Fits 2004.5-2005 Chevy/GMC 2500/3500 6.6L Duramax, LLY Only **This is NOT a typical exhaust brake, this is an electronic brake!** 2004 was a split year between LB7 and LLY engines. C...
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Regular price $155.00
Sale price $155.00
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Banks' exclusive Super-Scoop is an add-on product to the Ram-Air Intake System. Super-Scoop connects below the front bumper, forcing a big charge of cool, pressurized ram air into the Ram-Air Intak...
Regular price $189.00
Sale price $189.00
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Banks' huge 3-inch boost tube. Stock tube is smaller diameter with tighter bends which hurts flow. Banks boost tube is 3-inch constant diameter mandrel-bent Aluminized Steel with larger radius bend...