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GrimmSpeed Universal Manual Boost Controller

Welcome to the next evolution of boost control, The GrimmSpeed Manual Boost Controller. Introducing the most refined Manual Boost Controller available on the market. GrimmSpeed has spent over a year working hand in hand with tuners across the country to devolop this MBC. This Manual Boost Controller allows you to raise the OEM boost levels in a quick and efficient manner. Adding the MBC will result in Quicker Spool Up, Quicker Response, Increased Horsepower, and Increased Torque. . . . Show More >


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