Collection:

2001-2004 GM 2500/3500 Engine Parts

85 products
Regular price $10.40
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Fleece Performance 1/2" NPT to -10AN Male Aluminum fitting in black anodized finish. 
Regular price $2.99
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Part Type: Plug FittingsFitting Size: 1/4 in. NPTHead Style: Internal allenFitting Color: Black anodizedFitting Material: Aluminum
Regular price $44.17
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Our Fleece Performance pre-filters are specially designed to extend the service interval of your air filter when used in heavy dust conditions. Made from a durable polyester material it will stop s...
Regular price $44.17
Sale price $44.17
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Our Fleece Performance pre-filters are specially designed to extend the service interval of your air filter when used in heavy dust conditions. Made from a durable polyester material it will stop s...
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...
Regular price $512.54
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Fleece Performance billet rocker arm bridges for the GM 6.6L Duramax.   FEATURES These bridges offer a massive 2.5-time strength improvement over factory bridges. Machined from billet 8620 steel, t...