Overview
GM Magnuson Boost Control System – SmoothBoost Active Bypass
Take full control of your GM engine’s boost with the SmoothBoost GM Magnuson Boost Control System, designed specifically for vehicles running a Magnuson 2650 supercharger. Replacing the factory vacuum bypass with an electronic valve and controller, this system delivers smoother throttle response, improved drivability, and enhanced tuning flexibility—perfect for high-performance street and track builds.
Equipped with a precise 0–5 V electronic actuator, this control system eliminates common boost issues like spikes, lag, and unstable idle. That means:
- More consistent boost delivery through the RPM range
- Fine-tuned boost curves without relying on pulleys
- Support for boost scramble and boost kill features
The kit includes the SmoothBoost controller, wiring harness, and mounting hardware. It’s a seamless, bolt-on upgrade for any GM Magnuson 2650 setup and works flawlessly with both stock and modified systems. Backed by SmoothBoost’s US-based engineering support, this solution delivers the precise boost control every performance enthusiast needs.
Magnuson 2650 - 2010+ Camaro, C7, C8, Truck/SUV