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2004.5-2005 GM 2500/3500 Engine Parts

80 products
Regular price $378.95
Sale price $378.95
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Increased cylinder pressures, higher engine RPM, and increased valve spring pressures can quickly max out the material strength of your originally equipped pushrods. In most instances you won't see...
Regular price $349.95
Sale price $349.95
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The XDP Pushrods 3/8 inch Street Performance XD315 eliminate the weak link in the valvetrain of your 2001-2016 GM 6.6L Duramax. The factory pushrods in your Duramax engine can hardly handle stock o...
Regular price $349.00
Sale price $349.00
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Maximum Performance Our cold air intake for the 2004-2005 Chevy / GMC Duramax LLY 6.6L was engineered to minimize air restriction and flows 44.63 percent better than stock.This kit comes with a ful...
Regular price $67.83
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Reinforced silicone intake hose with following features: Inlet ID: 3.00" Outlet ID: 3.00" Leg Lengths: 2.375" and 3.875" 45 degree bend 4 ply aramid polyester reinforced
Regular price $2.99
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Fleece Performance Universal 1/8in NPT Hex Socket Plug - Black
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Regular price $2.99
Sale price $2.99
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Fleece Performance carries a comprehensive line of fittings to suit just about all of your plumbing needs, including these black anodized aluminum plugs—in male threaded or O-ring style caps. If yo...