It's an accepted part of hot rodding lore that headers help make more power and torque on any engine versus the typical stock cast manifold, but do you know why? It's all about flow, right? Well, yes ...

On a 5.7 HEMI, shorty headers promise easy bolt-on power without turning your daily driver into a race-only project. The real ...

Headers are one of the easiest bolt-on accessories you can use to improve an engine's performance. The purpose of headers on a car is to make it easier for the engine to push exhaust gases out of the ...

We only halfway realized what we were getting ourselves into when we got our '66 Mustang project car. Having more experience with the '68 Camaro, I didn't know much about the differences between early ...

Choosing the right header can be a difficult choice. Any experienced engine tuner will tell you there is no such thing as the one perfect header. Vehicles can be identical in make, year, and model but ...

Stuttgart engineers did one heck of a job with the overall design of the Porsche 951. By increasing boost, matched with the correct amount of fuel, we can get easy horsepower gains. But trying to ...