Of the elements that make up the four-stroke cycle, the exhaust is the last part of the equation, and it also represents the end of an engine's ability to make power. Once the exhaust gas leaves the ...

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 ...

The 4x4 Aftermarket Offers "bolt-on"-or at least "less hassle than making your own from scratch" solutions to many popular conversion dilemmas. But the further away from stock the vehicle gets, the ...

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 ...