Bassani Radial Sweepers Exhaust For Yamaha Bolt The Radical Sweeper exhaust is for those who want to be heard but also do not want to sacrifice performance. Thanks to the stepped header design that start at 1-3/4 to 2 you won't have to while you retain a unique look with the radius rear section. These pipes will turn heads as you make your presence into where ever your end destination may be. Features: 2 diameter Black finish Includes full heat shields Feature O2 ports and removable baffles Includes all necessary hardware and instructions