SUPERSTREET 2-1 EXHAUST for STANDARD CHASSIS M8 SOFTAIL® MODELS - BlackS&S SUPERSTREET 2 1 EXHAUST for STANDARD CHASSIS M8 SOFTAIL MODELS Black S&S doesn't build anything unless it makes power and the SuperStreet does exactly that with an average of +15% gain in HP out of the M8 Softail models. Combine that with the perfect length and angle, clearing bags, passenger pegs and forwards! This is going to give your bike that throaty sound you have dreamed about. Features: Classic 2 into 1 styling Headers and muffler are