The smoother the transition from high exhaust pressure within a header's primary pipe to atmospheric pressure at the end of the pipe, the longer the reflected pressure wave's duration—and that makes ...

What goes in must come out. That's the whole premise behind an exhaust system. As with every other component on a high-performance vehicle,howyou accomplish the task can make a big difference in how ...

Unlocking hidden horsepower gains is a pursuit that many car enthusiasts eagerly embark upon. One of the most effective ways to achieve this is by upgrading your vehicle’s headers. Different types of ...

What is it about exhaust scavenging, headers, and systems that leave us in a perpetual fog? Shorty ... medium ... long-tube? Pipe size? What collector type? Which is ...

"Hey, look! Headers for a small-block. These'll work!" --Overheard at a swapmeetHow did you pick your headers? Did you spend more time deciding on the color of your plug wires than you did on this ...

Your car sounds the way it does because of a staggering number of factors, but some cars have one particular standout attribute that contributes so heavily to the sound, it's indispensable. In this ...