Frankly, you'd think this subject would have been exhausted by now. After all, how much "borderless education" can you absorb about such common and oft-explained engine functions as getting rid of ...

If you plan to upgrade your car on a budget, most car enthusiasts often start with the engine's air intake system and a performance exhaust. Add-ons like a cold air intake or a straight pipe will let ...

"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 ...

Now that we have a better understanding of why headers work, the question now becomes do they work in the presence of boost? To find out, we decided to run a series of tests by comparing headers ...

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 ...

A catalytic converter has one primary benefit and primary one downside. First and foremost, it reduces the toxic gases and pollutants from your exhaust by… wait for it… catalyzing them. Because cats ...