FAST, a member of the COMP Performance Group, is the industry’s leading developer of advanced Electronic Fuel Injection (EFI) systems, intake manifolds, and throttle bodies. Famous for their revolutionary LSX polymer intake manifolds and EZ-EFI self-tuning systems, FAST makes modern fuel injection accessible for classic muscle cars, hot rods, and dedicated race vehicles. Whether you are swapping an LS engine into a classic chassis or looking to maximize the horsepower of a modern V8, FAST delivers the airflow and precise fuel management required to win.

• EZ-EFI Self-Tuning: Revolutionary systems that automatically tune themselves as you drive, eliminating the need for a laptop or tuning experience.

• LSX Intake Manifolds: Lightweight polymer construction drastically improves airflow and reduces heat soak for massive bolt-on horsepower gains on LS/LT platforms.

• Big Mouth Throttle Bodies: CNC-machined, high-flow throttle bodies designed to maximize air intake volume and throttle response.

• Advanced Engine Control: Complete XFI standalone management systems for professional drag racers and complex forced-induction builds.

Modernize your classic muscle car or maximize your late-model V8's potential with the cutting-edge EFI technology of FAST.