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2004.5-2005 GM 2500/3500 Engine Parts

121 products
Regular price $113.00
Sale price $113.00
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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 $2,072.00
Sale price $2,072.00
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The stock intercooler has an inferiority complex. No wonder it's smaller than Techni-Cooler in every aspect: boost tubes. core area, inlet/outlet, even the end tanks. Most competitors use poorly de...
Regular price $638.00
Sale price $638.00
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Gain up to +39 hp/+69 lb-ft. Reduces exhaust gas temps (EGTs) and smoke. Outflows stock and competitors up to 57 Percent. Optional Super-Scoop rams cold air for more power. US Patent #10,138,851...
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Regular price $879.00
Sale price $879.00
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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 $221.00
Sale price $221.00
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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 $269.00
Sale price $269.00
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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...