Port matching of exhaust manifolds and headers is an old racer's trick and should be the first thing done before other exhaust components are installed. - High Performance Pontiac Magazine ...

Technical article on how exhaust headers work ...

The Kooks system includes their very shapely exhaust header design that is a one-piece unit in contrast to some header packages that feature individual header tubes that are slipped together to ...

Upgrading your car’s exhaust can completely change the way it sounds, feels, and performs,but it can be intimidating for beginners. In this video, we provide a noob-friendly guide to modding car ...

Can installing long tube headers actually improve the HP of a 6.4 HEMI engine? According to this test, it can; here's how much it actually increases.

Q. I need to get the exhaust headers off my Suzuki GSX600F while the engine is out of the frame to repair an oil leak. All the exhaust bolts are off the studs, but the pipes themselves are wedged ...

Installing a full Kooks exhaust on our 2018 Mustang generated up to 55 additional horsepower before tuning with no other additional modifications ...

Can installing long tube headers actually improve the HP of a 6.4 HEMI engine? According to this test, it can; here's how much it actually increases.