It's hard to believe that General Motor's LS series of engines have been with us for 20 years. Introduced in 1997, performance enthusiasts quickly learned all this new design had to offer—these ...

Testing out FiTech's new EFI throttle body system on an iron 5.7L LS engine. Intake is a single-plane Holley unit.

FiTech made a name for itself offering an affordable, self-learning throttle body EFI system and now the company has upped the ante with the Ultimate Torque LS composite intake kit. Previously, FiTech ...

Engine swaps open up a lot of possibilities for project car builders. One of the most common engine swaps to see is the LS swap, with everyone from drift car builders to drag racers opting to use GM's ...