Aftermarket EFI is nothing new. In fact, the first high-performance electronic fuel injection systems were introduced before some of our readers were even born. Those units were expensive, hard to ...

Fuel injection has been around for a long time. In fact, the first of the mechanical variety appeared on French aircraft in the early 1900s, but most of us are more familiar with the early systems ...

FiTech recently introduced a line of affordable and easy-to-install self-tuning induction systems for GM LS engines designed with both the do-it-yourselfer and the professional EFI tuner in mind. The ...

In Part 2 of our FiTech handheld tutorial, learn how to adjust ignition timing for optimal engine performance. This video covers step-by-step instructions for using the handheld controller to ...