We get tons of readers writing into our Tech Support section asking which mods they should be doing to their cars in order to make them faster. Rather than answer one guy's questions on what to do, ...

One of the key decisions in setting up a Mopar street car concerns the exhaust system. Different requirements and different preferences are what make our cars unique. For some guys, getting noticed is ...

Because it's been a few months since the last installment of this story series appeared in GMHTP ("Finance-Friendly 408, Part 2," September 2009), a quick refresher is in order. In the August 2009 ...

There are specific components we expect to see on a race car, special paint/graphics, gutted interior, a rollcage, and, of course, tubular exhaust systems or headers. Anything less than a nice set of ...

Wish there was a way you could add more power to your high-performance vehicle with less effort, while reducing underhood temperatures at the same time? An invention called header wrap does just that, ...