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.
Single muffler configuration eliminates the stock underbelly muffler for increased weight savings
29.3 lbs lighter than stock configuration
Superbike technology and styling
Large volume of packing material
Straight baffle for ample flow
Removable Low-Volume Insert
Stainless steel mid-pipe and tail-pipe