Collection:
2001-2004 GM 2500/3500 Engine Parts
130 products
XDP | 2001-2005 GM 6.6L Duramax LB7 / LLY | 2003-2005 Kodiak / Topkick C4500 / C5500 6.6L Duramax XTRA Cool Water Pump Housing Only
Regular price
$61.95
Sale price
$61.95
Regular price
Unit price
/per
The XDP X-TRA Cool Water Pump Housing (Housing Only) XD684 will replace the damaged housing on your GM 6.6 Duramax LB7/LLY. Over time these housings are known to erode or leak due to cavitation or ...
OptiTorque | 2001-2016 GM Duramax Patriot Head Stud Kit
Regular price
$524.99
Sale price
$524.99
Regular price
Unit price
/per
These are a durable replacement for your factory head bolts. If you're looking to add little to no horsepower, these are the most cost effective option.
FEATURES
Tensile Strength - 180,000 to 220...
AirDog | 2001-2005 GM 6.6L Duramax Glow Plugs
Regular price
$20.59
Sale price
$20.59
Regular price
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/per
This is a 12V glow plug for 2001-2004 LB7 and 2004-2005 LLY Chevrolet/GMC 6.6L Duramax engines. This plug is a self-regulating design which allows for fast and safe startups. This engine uses eight...
Banks Power | 2002-2004 GM 6.6L Duramax Techni-Cooler System
Regular price
$1,459.00
Sale price
$1,459.00
Regular price
Unit price
/per
Optimizes the boosted air density for higher continuous power and lower exhaust gas temperatures. Less restriction. Flows great. The stock intercooler is riddled with restrictions that cause turbul...
BD Diesel | 2001-2004 GM 6.6L LB7 Duramax High Idle Control
Regular price
$53.27
Sale price
$53.27
Regular price
Unit price
/per
For when days are short and the nights are cold, you want your engine to heat up quicker. When you are using a PTO, or constantly idling , these are the times, when you need an elevated idle. BD's ...
BD Diesel | Duramax Exhaust Manifold GM 2001-2010 LB7/LLY/LBZ/LMM
Regular price
$203.95
Sale price
$203.95
Regular price
Unit price
/per
The BD Full Bore Exhaust Manifold for the Chevy Duramax engine replaces factory driver's side "pinched down" unit, restoring exhaust flow and balances the V8 engine for smother running. Flow design...
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