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 ...

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 ...

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 ...

Quick install, instant difference. This new K&N filter is making a noticeable change in airflow and sound. Worth a look if you’re planning a quick performance upgrade. Maryland fire department floods ...