Use this exhaust system when you want to enhance your Ford F - 150's style and performance. It's great for car enthusiasts who live in dry areas and want a reliable exhaust. The system is made of heavy - gauge Aluminized Steel tubing, with a 3 - inch diameter. The black powder - coated tailpipe and tip add a stylish touch. The tubing is mandrel - bent for smooth exhaust flow, improving engine power and the vehicle's lifespan.