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.
- 304-L stainless steel mid pipe and tail pipe
- Trapezoidal shaped sleeve
- Large volume of packing material
- Straight baffle for ample flow
- Innovative end cap
- Removable low volume insert
- Superbike technology and styling
- Works finish adds uniform heat coloration, increases fatigue strength and increases scratch and stain resistance
- Contemporary satin/matte finish
- Made in the USA
Note: This product is not legal to purchase or sell in the state of California.
Note: Image for reference only. Product may vary according to vehicle.
Specifications | |
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SKU | 031-13990A0220 |
Brand | Yoshimura |
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California Prop 65
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Part Numbers
SKU | MPN | Availability | In-Store Pickup | |
---|---|---|---|---|
Carbon Fiber/Carbon Fiber | 031-13990A0220 | 13990A0220 | 10+ In Stock. Ready to ship. | - |
Stainless/Carbon Fiber | 031-13700AJ520 | 13700AJ520 | 10 In Stock. Ready to ship. | - |
Carbon Fiber/Carbon Fiber | 031-12552A0220 | 12552A0220 | 9 In Stock. Ready to ship. | - |
Carbon Fiber/Carbon Fiber | 031-13700AJ220 | 13700AJ220 | 4 In Stock. Ready to ship. | - |
Stainless/Carbon Fiber | 031-12552A0520 | 12552A0520 | 3 In Stock. Ready to ship. | - |
Stainless/Carbon Fiber | 031-13990A0520 | 13990A0520 | 2 In Stock. Ready to ship. | - |
Stainless/Carbon Fiber | 031-15350AJ521 | 15350AJ521 | Unavailable. | - |