Graves Motorsports Rev3 2015-2023 Yamaha R1 Full Titanium Exhaust System with Titanium 265mm silencer. GMS Exhaust systems are designed for the elite rider seeking top of the line performance, fit, finish and value. Graves' precise engineering develops precision products that are designed to outlook, outperform and outlast the competition. Graves Exhaust systems are designed for the elite rider seeking top of the line performance, fit, finish and value. This exhaust system was developed using the same technology that has powered the Graves Racing Team to 23 Professional AMA National Championships including 8 Superbike Championship titles and 3 Side x Side Pro Titles (Pro Stock and Pro Mod UTV). Combined with Graves’ exclusive flash tune map this system produces huge mid range and top horsepower gains. This tune also removes any computer error codes the bike will have when installing performance exhausts. 

This product is intended for closed course competition use only. Use of this product for any other purpose is strictly prohibited. 1. “NOT LEGAL FOR SALE OR USE IN CALIFORNIA” / 2. “NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES” / 3. “LEGAL IN CALIFORNIA ONLY FOR RACING VEHICLES WHICH MAY NEVER BE USED, OR REGISTERED OR LICENSED FOR USE, UPON A HIGHWAY”

Note: R1S owners will need to purchase 8 - Yamaha Part #: 90179-08442 (exhaust mount nuts - The R1S model has slightly different diameter and do not seat into the flanges without them. 

Features: 
 

• New 265mm Diamond Shaped Silencer Design with tapered deep draw entrance and exit caps designed to match the R1's body line.
• Strapless silencer design mounts without the use of strap bands around the can using a tap mounted bracket that's integrated into the can. This design not only streamlines looks of your bike and saves weight.
• Constructed from Aerospace grade hi heat Titanium alloys
• Single Lambda sensor comes standard (eliminates un-needed factory 02 dual bungs the rob your bike of power) - 2020 owners will need to custom order by call in to have the front 02 sensors added to this model
• Advanced welding process showcases laser perfection welds
• Long Tapers with Precision fitment and "butt" welds
• Spigots designed to retain factory oem gaskets during the installation process a Graves exclusive that make installation easier and keeps the gaskets in place.
• Flanges are made from 7075 T651  hard anodized aluminum. Built to last!
• Titanium silencer straps
• Optimized Graves Spec flash tune maps on the FTEcu database for tuning

Stock System Weight = 22.8 lbs. : Graves System Weight = 8.4 lbs . (14.4 lb. savings) 

DB @ 5000 RPM = 108 DB

Fitment: Yamaha R1 R1M R1S 2015-2023 (Note 2020 + R1 riders can call in the orders to have front 02 sensors added for an extra charge if your tuning cannot remove the 02 sensors).