Editor's Note: As inanimate as intake manifolds may appear, they provide a path to both major and minor on-track power gains. Selection is one thing; "tuning" them to specific applications is a blend ...

Your intake manifold. It takes in air and sends it to your engine's combustion chamber. This is basically the start of the combustion process. After all, you can't have combustion without air.

In time-honored fashion, racers maintain a constant vigil on rules interpretation and loopholes. As Junior Johnson once commented, When theyre looking at the ass end, you work on the front end. And ...

If you are any kind of gearhead or have worked with engines for even a little while, then you are likely familiar with the rules of thumb when it comes to intake manifolds and horsepower. The main ...

Isn't the diesel aftermarket a great thing? If we want added performance, there's something for us. If we want to spice up our truck's look, there's something else for us. And occasionally, there's ...