Most seasoned drivers understand the importance of a clean engine air filter. However, have you considered the air inside your vehicle's cabin? If you're looking for ways to protect your passengers ...

The question posed in the title of this post is one that I’ve seen debated on the ‘net since discovering car-related email lists. Fortunately, a Duramax owner tired of the lack of scientific evidence ...

Air filters are among the most important parts of any automobile. It is also one of the easiest components to swap with a performance-focused aftermarket part. Many companies claim that their air ...

You may recognize this car--we tested a K&N drop-in filter, MagnaFlow exhaust, Stratmosphere downpipes sporting high-flow cats and Revo software on it once before. With those mods power jumped from ...