If the devil is in the details, then he's certainly lurking around the carburetor on your thumper big-block. Horsepower and torque are all about moving air into an engine, especially on the way to the ...

Gas and diesel engines still power most vehicles and look poised to be with us for some time to come, even if their dominance is waning. Any engine that develops its power from burning fuel depends on ...

While the OEMs overwhelmingly opt for paper air filters, cotton gauze filters are a staple of aftermarket induction systems. So what makes the cotton gauze medium so much more conducive to airflow?

If you've ever studied the outside of a large big rig, you may have noticed some shiny components bolted below the side mirrors on both sides of the truck (along with a massive front grille). These ...

It's no secret that on our classic Ford cars the factory passenger car air cleaner assembly wasn't designed for maximum horsepower. Rather, a major consideration in the factory design was intake noise ...