Bassani Pro-Street Exhaust For Harley Softail Fat Boy / Breakout Bassani gives you their twist on shotgun styled 2-into-2 exhaust with the Pro-Street exhaust system. The system is made to produce a low rumble that uses various diameter within the pipe for maximum performance where needed. Features: Designed to increase low-end torque and produce a deep, throaty exhaust note 16-gauge steel construction Includes mounting brackets and hardware Available in Black or Chrome finish Made in the USA