We all know that exhaust headers were originally designed as a performance product. The equal-length pipes were designed to allow the exhaust gases to escape the cylinder, while at the same time ...

There are certain things in the car building world that are considered black arts- jobs that seem to require mystical powers to accomplish. Making headers is one of those jobs. This month, we stepped ...

The folks at Kenne Bell Superchargers, Performance West, and Doug's Headers have recently conducted a series of pulls, which rated the stock 5.7L at a more conservative 263.4 hp at 5,500 rpm and 281.5 ...

Our extensive study of '11-'12 Mustang GTs has taught us a great deal about the Coyote engine's preferences, when it comes to making performance-oriented changes. We've learned that Coyotes are ...

When a car is being upgraded in terms of horsepower and fuel efficiency, exhaust upgrades tend to be near the top of many ...