The Hurst Elite Series™ Axle-Back exhaust system for 2015-2020 Mustang models with the 2.3L Ecoboost or the 3.7L engine is constructed using the highest quality materials and finest craftsmanship available today. Hurst® Elite Series systems feature 3.00-inch mandrel-bent 304 stainless steel tubing that has been custom-designed and exclusively manufactured by industry-leading Flowmaster® ensuring a precise fit every time! The Hurst stainless steel mufflers utilize a high-thermal sound absorption barrier with a large, 3.00-inch straight-through performance core that provides a deep, classic tone reminiscent of Hurst's iconic heritage. The 4.00-inch mirror-polished stainless steel tips featuring laser-etched Hurst logos, finish off the system and put the world on notice that you're serious about performance and style. You can take comfort and pride in knowing that every Hurst Elite Series Axle-back exhaust system is hand-fabricated and backed by Hurst'sLifetime Limited Warranty. System fits both coupe and convertible and includes all necessary parts and hardware for installation for an easy installation.