aFe is proud to introduce an all new Mach Force-Xp axle-back exhaust system for the 2015-2017 Ford Mustang with the I4-2.3L (t) EcoBoost & V6-3.7L engine. This axle-back exhaust system utilizes 2-1/2 in. stainless steel tubing and incorporates dual, high-flow mufflers to improve performance across the power band while maintaining an aggressive sound. To finish off the exhaust, dual 4 in. diameter gloss black 304 stainless steel tips are included. This system includes high quality clamps for a secure hassle-free installation.