Collection:

2011-2016 GM 2500/3500 Engine Parts

88 products
Regular price $923.00
Sale price $923.00
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The XDP Performance Valve Springs and Retainer Kit XD386 are a perfect upgrade for your modified 2001-2016 GM 6.6L Duramax. Camshaft upgrades and other modifications that increase boost require mor...
Regular price $127.00
Sale price $127.00
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Replace the exhaust manifold in your 2001-2016 GM 6.6L Duramax with the XDP Driver Side High-Flow Exhaust Manifold XD342. The XD342 has an unrestricted high-flow design that eliminates the dented o...
Regular price $426.00
Sale price $426.00
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You can rely on the XDP Wrinkle Black Gear Reduction Starter XD251 to get your 2001-2019 GM 6.6L Duramax running in the most extreme environments. XDPs Gear Reduction Starters are faster, stronger,...
Regular price $93.00
Sale price $93.00
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Put the XDP Billet Coolant Block-Off Plate XD344 in your 2011-2017 GM 6.6L Duramax to permanently eliminate coolant leaks from the rear housing on your LML and L5P engine. The factory cover uses a ...
Regular price $653.00
Sale price $653.00
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The XDP Billet Rocker Arm Valve Bridge Set XD384 will greatly improve the factory valvetrain in your modified 2001-2016 GM 6.6L Duramax. The OE rocker arm bridges in your valvetrain were designed f...
Regular price $538.00
Sale price $538.00
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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...