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2004.5-2005 GM 2500/3500 Engine Parts

129 products
Fleece | Universal 45 Degree CAC Boot
$71.82
$71.82
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
Fleece | Universal Pre-Formed 5 / 8in ID Hose With 90 Deg. Ends Fleece | Universal Pre-Formed 5 / 8in ID Hose With 90 Deg. Ends
$34.78
$34.78
Fleece Performance Universal Pre-Formed 5/8in ID Hose w/ 90 Deg. Ends
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Fleece | 2001-2019 GM 2500 / 3500 6.6 Duramax Upgraded 7 / 16in Stage 2 Pushrods *DISCONTINUED* Fleece | 2001-2019 GM 2500 / 3500 6.6 Duramax Upgraded 7 / 16in Stage 2 Pushrods *DISCONTINUED*
$490.19
$490.19
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...
Fleece | 2001-2016 GM Duramax Billet Coolant Block Off Plate Fleece | 2001-2016 GM Duramax Billet Coolant Block Off Plate
$60.91
$60.91
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...
BD Diesel 01-16 Chevrolet/GMC 2500HD/3500HD 6.6L Duramax Passenger Side Exhaust Manifold BD Diesel 01-16 Chevrolet/GMC 2500HD/3500HD 6.6L Duramax Passenger Side Exhaust Manifold
$285.95
$285.95
BD Diesel Performance is unique among its peers in that it designs, manufactures and distributes a wide range of products specifically engineered for performance diesel applications. Located in Abb...
BD Diesel 01-16 Chevrolet Silverado/GMC Sierra 2500/3500 HD 6.6L Exhaust Manifold Kit BD Diesel 01-16 Chevrolet Silverado/GMC Sierra 2500/3500 HD 6.6L Exhaust Manifold Kit
$535.95
$535.95
Experience performance and durability with the enhanced Duramax exhaust manifolds, specifically designed for the 2001-2016 6.6L Duramax engines. The BD upgraded manifolds not only remove the flow r...