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 ...

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, ...

On episode 4 of Engine Masters, Roadkill host David Freiburger and friends beat-up some Hooker headers mounted on a 400-cubic inch V8 to see if the restricted air flow would hinder performance. What ...

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 ...

Upgrading the exhaust is one of the first steps many take when they want to boost their car's performance. One of most obvious choices in this regard is to install a header in place of the stock ...

Chrysler has produced the Gen-3 HEMI engine since 2003, and since that time, it has undergone some substantial changes. Beginning with the 5.7-liter HEMI, the Gen-3 HEMI platform soon included various ...

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 ...

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 ...