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 with minimal sound increase. The R-77 mufflerÂ's front cap is MIG-welded, while the end cap is riveted using high-end 304-L polished stainless steel rivets and bands.
Dual, Slip-On Muffler Configuration
Superbike technology and styling
Large volume of packing material
Straight baffle for ample flow
Stainless steel tail-pipes
This Yoshimura exhaust component or system meets EPA Noise Emission requirements of 80 dBA when installed on the specified motorcycle. Installation of this exhaust component or system on motorcycle models not specified may violate Federal Law.
The Air Resources Board (ARB) does not permit the use of aftermarket emission-related parts that alter the air/fuel ratio of an emission-controlled vehicle. Due to these legal restrictions this part cannot be shipped to California.