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2004.5-2005 GM 2500/3500 Engine Parts

126 products
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Regular price $88.95
Sale price $88.95
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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 $64.95
Sale price $64.95
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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 $459.95
Sale price $459.95
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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 $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 $16.67
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Fleece Performance Universal 1/8in NPT Hex Socket Plug - Black
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Regular price $16.56
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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...