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MKM Customs is your one stop shop for FORD, CHEVY, GMC, and DODGE diesel performance products. MKM Customs is also the number one source for egr delete kits, upgraded egr coolers, lighting, bumpers, grilles, and suspension components from our parent company Sinister MFG & Sinister DieselĀ®. We offer the biggest names in the industry to help you repair or modify your powerstroke, cummins, or duramax diesel engine.

If you have questions about adding a MBRP or FLO PRO turbo back exhaust, a Cold air intake, an SCT, SMARTY, PPE or Edge tuner, adding a AIRDOG fuel system or if you need OEM parts we have knowledgeable sales reps to help you. If you can't find what you need online or have a question about one of our products call us at 877 692-4110 or 916 772-9253.