If you're a Ford Focus ST owner from 2013 to 2018 looking to enhance your driving experience, this MBRP exhaust is for you. Whether you're cruising on the highway or pushing your car to the limit on the track, this exhaust will make your vehicle perform better. It's made of T304 stainless steel and has a 3 - inch diameter with dual center outlets, providing smooth exhaust flow and a great sound.