YOSHIMURA R-77 RACE SERIES 3/4 EXHAUST 17-20 RC390 R-77 3/4 SS/SS/CF WF
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Trapezoid shape muffler sleeve to maximize exhaust flow volume
Straight, single-core baffle
Can accept low-volume sound insert
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
Stainless Steel Header / Stainless Steel Muffler / Carbon Fiber End Cap
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.
Features:
- 3/4 system configuration
- Superbike technology and styling
- Trapezoidal-shaped sleeve
- Large volume of packing material
- Straight baffle for ample flow
- Innovative end-cap
- Removable Low-Volume Insert
- SERIES: Race
- MUFFLER TYPE: RS-77 3/4
- HEADER/MUFFLER/END CAP TYPE: SS/SS/CF (Works Finish)
- FOR CLOSED COURSE COMPETITION ONLY; NOT INTENDED FOR STREET USE