Duramax

Maximize your Chevy or GMC Duramax engine’s potential with premium Duramax diesel fuel system components from Red Devil Diesel. We carry top-quality parts for all Duramax generations—LB7, LLY, LBZ, LMM, LML, and L5P. Our selection includes Duramax fuel injectors, CP3 and CP4 pumps, fuel lines, and filtration systems. Whether you’re replacing worn-out components or upgrading for better performance, our Duramax fuel system parts deliver the reliability and power your diesel build demands.