Straight from Japan!!
The R-11Sq is back! This system features Yoshimura Japan's revolutionary R-11Sq muffler developed on racing technology from their Superbike and endurance racing efforts. With it's sharp lines and unique styling, the R-11Sq is bound to turn heads in the paddock.
The exhaust portion features master-crafted Titanium construction, exquisitely TIG welded and purged for maximum strength and air flow. The entire system shaves 14lbs off the stock system, offering huge gain in performance.
This system is a work of art and the sound is even more exhilarating.
RACING ECU SET is required to install this racing exhaust system.
If this system is installed with stock ECU, use EXHAUST CONTROL VALVE CANCELLER to avoid FI error.
*Following parts are required when using the racing full system with STANDARD ECU.
♦ FOLLOW AND COMPLY EACH RACE REGULATION TO USE.
♦ THE PRODUCT HAS BEEN DEVELOPED FOR CLOSED-COURSE RIDING OR COMPETITION USE ONLY AND IS NOT INTENDED TO BE USED ON PUBLIC ROADS.
Know you’re racing with the best.
Yoshimura R&D is the only authorized distributor in North America for our sister companies Yoshimura Japan (YJP) and Yoshimura Asia (YAT). YJP/YAT develop and test racing components that are un-restricted versions than the choked-down systems which are required for more restrictive marketplaces like Japan and Europe. This imported product is specially configured for less restrictive markets. In other words, you’re getting a custom exhaust that’s perfect for racing in the US market.
What your missing if you don’t buy U.S. spec through us!
- In-house warranty and technical support
- Certificate of authenticity
- Full 12-month warranty