Collection:

2001-2004 GM 2500/3500 Engine Parts

82 products
Regular price $61.00
Sale price $61.00
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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 ...
Regular price $2,261.00
Sale price $2,261.00
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It has been almost 30 years since we started shipping our first exhaust brakes. With that many hill and mountain roads experienced, we used the knowledge gained to continue to deliver the best desi...
Regular price $271.00
Sale price $271.00
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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...
Regular price $337.00
Sale price $337.00
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Turbochargers operate at high temperatures. The Cool Down Timer is designed to keep the engine running when the ignition is turned off to prevent turbocharger bearing failure that could occur when ...
Regular price $56.00
Sale price $56.00
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Billet aluminum MAF bung for 2001-2007 LB7, LLY & LBZ Duramax. The bottom side has a 4.5″ radius machined to fit any 4″ or 5″ tube and includes 2 stainless socket head mounting screws for the M...
Regular price $540.00
Sale price $540.00
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Our Duramax LB7 and LLY billet aluminum intake crossbridge will help you get the horsepower you need. If you are looking for more power, increased airflow, and perfect fitment every time this high ...