Hellcat Supercharger Boost Controller by MMX

Our latest innovation gives you full control over the Hellcat supercharger’s factory bypass valve, making it easier than ever to swap a Hellcat supercharger onto any 5.7, 6.1, or 6.4 HEMI engine. The controller is designed to mimic the OEM Hellcat driving experience by allowing the bypass valve to respond seamlessly to pedal input, ensuring smooth throttle response and maximum performance.

Whether you're installing a Hellcat supercharger or an aftermarket supercharger that utilizes an OEM bypass valve, MMX has you covered with an easy-to-install, affordable solution for your HEMI swap. Transform your vehicle with the performance and feel of a true Hellcat.