Peterbilt 330/335/337 Engine Parts & Cooling
Ensure your engine operates efficiently with our selection of Peterbilt 330, 335 & 337 engine parts and cooling components. Find the best-in-class radiators, charge air coolers, ac evaporators, condensers, receivers, and high pressure AC switches that are perfect for any truck.
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Billet Steel One Piece CAT C15 Performance Exhaust Manifold
STEED SPEED
$1,999.99Performance Exhaust Manifold For Caterpillar C15 EnginesA beautifully crafted CNC billet steel masterpiece! Far superior performance than any other product. EGTs were 150 degrees lower than even the best aftermarket manifold while spooling the turbo...$1,999.99 -
Ceramic-Coated Exhaust Manifold Replaces 146-9445 For Kenworth & Peterbilt With Holeset Turbo
BULLY DOG
$2,264.89Exhaust Manifold Fits Kenworth And PeterbiltUpgrade a stock manifold on a Caterpillar engine with this premium, heavy duty Bully Dog ceramic coated exhaust manifold. It is one of the fastest flowing in the industry and provides a quick turbo spool with a...$2,264.89