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2001-2004 GM 2500/3500 Engine Parts

130 products
Regular price $39.00
Sale price $39.00
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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 $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 $71.79
Sale price $71.79
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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 $42.99
Sale price $42.99
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Anodized billet aluminum adapter fitting with retaining bolt. Features a -10AN Male fitting to 1.325" O-ring bore. 
Regular price $34.79
Sale price $34.79
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Fleece Performance Universal Pre-Formed 5/8in ID Hose w/ 90 Deg. Ends
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Regular price $490.19
Sale price $490.19
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Upgraded 7/16” diameter pushrods for GM’s Duramax 6.6L diesel engines. Produced from 4130 chrome molybdenum steel and heat treated to Rockwell Rc60 for outstanding strength and rigidity. These push...