CHEVROLET/GMC/CADILLAC

Speed Mafia is a Colorado-based authorized ProCharger dealer focused on one thing—serious horsepower. We specialize exclusively in ProCharger centrifugal supercharger kits and components for Chevrolet, GMC, and Cadillac platforms including Corvette, Camaro, Silverado, Sierra, Tahoe, Yukon, and Escalade.

From LS and LT engines to SBC and BBC builds, we supply the boost systems trusted by performance enthusiasts who demand real results. No generic parts—just proven ProCharger technology built for power, reliability, and scalability.

Located in Colorado and shipping worldwide, Speed Mafia delivers high-performance supercharger solutions to customers everywhere. If you're ready to take your build to the next level, you're in the right place.