The Rogue Engineering exhausts designed for M-series are dyno-proven to make power while complimenting the vehicle with sound. Designed with
BMW M's high-revving engine concept in mind, these exhausts for
your M car will be the envy of all to hear, while you enjoy some
increased power. Free up power, save weight and improve the
sound of your BMW with our exhaust systems. All systems are made from 100%
T-304 stainless steel for longevity and great looks.