Graves Motorsports Yamaha R1 Cat Eliminator Exhaust with (Exhaust Valve Type-R – Butterfly Valve Technology). This system features a 200mm carbon silencer with titanium deep draw tapered end cap. Requires FTEcu software purchased separately to use the EVR (maps for this system will be emailed with verified purchases after software registration). 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 30 Professional AMA National Championships including 9 Superbike Championship titles and 3 Side x Side Pro Titles (Pro Stock and Pro Mod UTV). 

Features:

• 200mm Length Silencer Design (Carbon Fiber) designed to match the R1's "Superbike Inspired" Race lines.
• Silencer mounts directly to the OEM rearset bracket using a stealth integrated "strapless" bracket built into the silencer
• Constructed from Aerospace grade hi heat Titanium alloys
• 1 Auto Tuner Style Lambda sensor receiver comes standard (OEM dual sensor mounts up front are eliminated for a smoother flowing exhaust). When using any Graves performance system on the 15-17 R1 Flash Tune products are recommended to enhance the bikes performance everywhere. The most effective tune on this setup does not utilize the stock lambdas at all).
• Advanced welding process showcases laser perfection welds
• 11 lbs. lighter than stock
• Performs like it looks and looks like it performs!!

Stock Silencer + Cat System Weight = 17.4lbs: Cat Eliminator System Weight = 6.5 lbs. (10.9lb. savings)

• Stock sound 80 DBA @ idle 91 @ 5000
• Graves Cat Elim EVR (200mm) 89 DBA @ idle 103 @ 5000 (with sold separately sound insert) Graves Cat Elim EVR (200mm) 87 DBA @ idle 108 @ 5000 (No sound insert)
• Standard Cat Elim with (200mm) 93 DBA@ idle 113 @ 5000 (no sound insert)

Fitment: Yamaha R1 R1M R1S 2015-2024 (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).