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2011-2016 GM 2500/3500 Engine Parts

131 products
Regular price $527.00
Sale price $527.00
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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 $59.00
Sale price $59.00
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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 $49.00
Sale price $49.00
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Fleece Performance Universal Pre-Formed 5/8in ID Hose w/ 90 Deg. Ends
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Regular price $681.00
Sale price $681.00
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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...
Regular price $84.00
Sale price $84.00
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Upgrade your rear engine cover and stop the coolant leaks for good! Our blocking plate is thicker than the stock plate and has an integral square cut O-ring with no gasket required. OE covers are p...
Regular price $596.00
Sale price $596.00
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OEM replacements for left and right side boost tubes with silicone couplers. Up to 105% greater flow area compared to stock. Better flowing intercooler tubes result in less boost pressure loss allo...