Many of us "seasoned" Mustang owners probably remember taking our air cleaner lids and flipping them over to get more air into the carburetor, or possibly making up some sort of duct using dryer vent ...

There are many ways to feed your performance appetite. If your goal is to keep up with the modern fleet of supercharged Corvettes, GT500s, and Hellcats, you'll need something extra under the hood.

With its naturally-aspirated flat-plane crank V8, the Shelby GT350 is quite the opposite of a car that begs to have you massage its engine compartment. Still, the aftermarket world must have its way ...