Duramax

From the early LB7 to the newest L5P, SWP Diesel Performance stocks Duramax parts across every major GM 6.6L platform - LB7, LLY, LBZ, LMM, LML, and L5P. Browse by your truck's model year to find turbochargers, fuel injectors, high-pressure fuel pumps, and performance accessories built for your specific engine. We carry OEM-replacement and upgraded components from Industrial Injection, Fleece Performance Engineering, and FASS Fuel Systems, and our Casper, WY shop handles Duramax diagnostics, repair, and installation in-house.

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