So, you’re through your typical mods list on your Coyote. Tune, check. Air intake, check. Headers, check. Maybe you’re not ready to make that transition to a power adder or you’re looking for a ...

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 ...

We may receive a commission on purchases made from links. The throttle body is a vital component of a fuel-injected internal combustion engine. It has a pivoting butterfly valve or throttle plate to ...

Whether it's reworking the ignition curve on a 400ci Ram Air III or cutting down the EGR tube on an LS1 displacing 346 ci, Pontiac owners love to tweak their machines to extract additional power. In ...

When things are operating properly, most drivers don't give a second thought to what happens when pressing the accelerator pedal on a modern internal combustion engine (ICE) vehicle. Whether ...

Your car's throttle body is the part that connects several engine components, including the air intake and air filter. It also contains a butterfly valve that regulates how much air gets into the ...

Question: I own a 1993 Corsica 2.2 liter 5 speed with 146k miles. The car is well maintained as I am a former mechanic. Here is my problem. When I leave off the throttle quickly, the car bucks. The ...