Here’s the one electronic fuel injection system with truly revolutionary features and capabilities in an easy-to-use package. The FAST™ XFI™ system precisely balances fuel, air and spark. Plus, it allows you to fine-tune like never before. The XFI™ system comes with easy-to-navigate software that’s completely configurable and allows you to set the priorities. With 400% faster processing, no more flat spots in the power curve or settling for “close enough.”

XFI™ features revolutionary Qwik Tune™ technology that lets you preprogram up to four different EFI profiles. Then — with the flick of an in-car switch — you select the power characteristics you need! Additionally, a surface-mounted computer board and billet ECU enclosure give the XFI™ superior durability in even extreme performance applications. Whether you’re a novice tuner or a seasoned pro, the FAST™ XFI™’s unrivaled power, ease of use, and industry-leading technical support make it an unbeatable choice for your next high-performance EFI engine project.

XFI™ is compatible with all common ignition types, including GM HEI, LT1, LS1, -2, -6, DIS, Ford EDIS (4.6L & 5.4L), and Dodge 5.7L Hemi applications.