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Yoshimura R-77 Race Series 3/4 Exhausts

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Product Information

If youre looking for that competitive edge, look no further than the Race Series. These exhaust systems are designed with nothing but power in mind. Each Race Series system is developed in accordance with noise compliance regulations imposed by most racing sanctioning bodies worldwide.
FOR CLOSED COURSE COMPETITION ONLY; NOT INTENDED FOR STREET USE
All applications are marked with appropriate EPA noise emissions labels
Has not been tested for EPA noise compliance
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 mufflers 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
Straight baffle for ample flow
Innovative end-cap
Removable Low-Volume Insert
Stainless steel mid-pipe and tail-pipe