The popular R-77 Full System 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.
Race series exhaust
* Designed for closed-course competition use only; not for street use
* Meet noise level regulations of most worldwide race sanctioning organizations
* Marked with appropriate EPA noise emissions labels
* Not tested for EPA noise levels
R-77
* Trapezoid-shape muffler
* Maximized internal volume
* Straight, single core baffle
* Low-volume sound insert capable
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![Yoshimura Race R-77 Full Exhaust for MT-07 18-19 Yoshimura Race R-77 Full Exhaust for MT-07 18-19](https://cdn11.bigcommerce.com/s-3p5jv3j67w/images/stencil/120x160/products/155682/400759/13--29__68025.1688710991.jpg?c=1)
Yoshimura Race R-77 Full Exhaust for MT-07 18-19
$747.36