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 ...

Gas and diesel engines still power most vehicles and look poised to be with us for some time to come, even if their dominance is waning. Any engine that develops its power from burning fuel depends on ...