FAST Engine Control System XFI

The FAST 303000 XFI Sportsman Multiport EFI Kit is a fully software-tunable engine control system designed for a wide range of high-performance applications, including muscle cars, late model street cars, sportsman drag racing, road racing, and boosted engines with individual runner throttle bodies. This bank-to-bank EFI setup utilizes FAST's C-COM software for tuning, requiring a laptop and the included USB connectivity cable. An available version integrates a 4150-style, eight-injector, 1200-horsepower-capable throttle body for seamless carbureted-to-EFI conversions. It features a user-configurable auxiliary input channel and supports both load-indexed Speed Density and Alpha-N fuel strategies.