Check out these cool tricks for getting rid of hot air with custom exhaust pipes! Details inside 4Wheel & Off-Road Magazine.

The flexible metal bellows have been improved by switching from a multipart crimped design to more robust, one-piece swaged bellows. ... the exhaust crossover pipe leads a pretty good life.

YouTuber Fluid MotorUnion experiments with a Shelby GT350 Ford Mustang and a ‘Z Pipe’ to see how the 3D-printed exhaust to ...