Yoshimura R-77 Race Exhaust System SS/SS/Carbon(Works Finish) (13990A0520)

The R-77 full system features a trapezoidal design, which allows a large volume of packing material and in turn delivers top performance. The R-77 muffler's front cap is MIG-welded, while the end cap is riveted using high-end 304-L polished stainless steel rivets and bands. Trapezoidal-shaped sleeve Large volume of packing material Straight baffle for ample flow Innovative end-cap Removable Low-Volume Insert Stainless steel header and tail-pipe Important Notes: **Some products may not be legal for sale or use on pollution-controlled vehicles. Check your local laws and the manufacturer's information. **It is recommended that new exhaust gaskets and a proper jet kit be installed when changing an exhaust system on a carburated motorcycle, or new exhaust gaskets and a digital fuel processor when changing an exhaust system on a fuel-injected motorcycle. **There is no warranty on exhaust pipes and mufflers with regard to any discoloration. Discoloration (blueing) is caused by tuning characteristics, like cam timing, carb jetting, etc., and is not caused by defective manufacturing. Fitment 2014-2017 Yamaha FZ09 2018-2020 Yamaha MT-09 2017-2021 Yamaha XSR900 2016 Yamaha XSR900 ABS