For all intents and purposes, an automobile engine is basically a large mechanism that moves air. The engine needs to be able to breathe in order to provide optimal performance. This is why, when ...

Proper exhaust-pipe size is a function of both engine output and displacement. The higher the engine's output, the larger the pipes should be. Likewise, larger engine displacements call for bigger ...

The truth is that, based on power output and use, a 3-inch exhaust isn't always the right moveand the same can be said of long tube headers. And while stainless pipes are always nice, there's nothing ...