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2004.5-2005 GM 2500/3500 Engine Parts

122 products
XDP | 2001-2016 GM 6.6L Duramax 7 / 16 Inch Competition & Race Performance Pushrods XDP | 2001-2016 GM 6.6L Duramax 7 / 16 Inch Competition & Race Performance Pushrods
$563.00
$563.00
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...
S&B | 2004-2005 GM 6.6L LLY Duramax Dry Extendable Cold Air Intake S&B | 2004-2005 GM 6.6L LLY Duramax Dry Extendable Cold Air Intake
$537.00
$537.00
Maximum Performance Our cold air intake for the 2004-2005 Chevy / GMC Duramax LLY 6.6L was engineered to minimize air restriction and flows 44.63 percent better than stock. This kit comes with a fu...
Fleece | Universal 45 Degree CAC Boot
$102.00
$102.00
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 Billet Aluminum Adapter Fitting -10AN Male TO 1.325in O-Ring Bore Fleece | Universal Billet Aluminum Adapter Fitting -10AN Male TO 1.325in O-Ring Bore
$61.00
$61.00
Anodized billet aluminum adapter fitting with retaining bolt. Features a -10AN Male fitting to 1.325" O-ring bore. 
Fleece | Universal Pre-Formed 5 / 8in ID Hose With 90 Deg. Ends Fleece | Universal Pre-Formed 5 / 8in ID Hose With 90 Deg. Ends
$50.00
$50.00
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*
$694.00
$694.00
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...