The popular R-77 offers outstanding performance, thanks to being developed in the heat of competition. It 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.
-Superbike technology and styling
-Large volume of packing material
-Straight baffle for ample flow
-Removable Low-Volume Insert
-Stainless steel header and tail-pipe
Yoshimura S1000RR (15-on) R-77 Exhaust System
Produced by Yoshimura R&D of USA