A lot of 5.7 Hemi owners start looking at headers after the factory manifolds begin holding the engine back. Some want more ...

What are exhaust headers? How does an exhaust header increase horsepower? What's the difference between a 4-2-1 header vs 4-1 header? This video explains how exhaust headers are used as a portion of ...

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 ...

We're all for getting freaky. Whether it's a 632 in a Chevy II drag stud, an SB2.2-headed street machine, or an LS1 in a Rustang, freaks add a dash of zest to a hobby prone to vapid parity. The big ...

We're installing a 528ci Mopar Hemi into Mike Finnegan's '55 Chevy gasser. Imagine this: no one makes exhaust headers for that swap! We decided to make our own. Step one was to make sure the engine ...

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 ...

There are many systems that make cars go, stop, and get us around reliably. Exhaust is not one of those. Engines don’t really ...

So there are plenty of companies out there who tout that their bolt on products can generate a lot of power. But often the reality is that those power gains come at a price with additional ...