Both shorty and long tube headers can provide performance benefits for your Mustang. For classic Mustangs, you can also opt for a Tri-Y header reminiscent of those on the Shelby GT350. Headers can help open up the exhaust for better engine efficiency and performance.

Improving the exhaust manifold allows your engine to breathe, and subsequently perform, better. Long tube and shorty headers are both significantly better than your stock manifold, but here's how these two header styles differ as well as how to decide which is right for your build.