Graves Motorsports Moto1 Cat Back Exhaust R1 2015-2023 Exy-15r1-Som Fork Stem Dust Covers This race-developed system delivers a

This race-developed system delivers a distinctive deep

blended interwoven fiberglass fibers made to FMF’s specifications for high heat resistance

nut and washer

Same sound level as stock at idle and 1 - 2 db over Stock at 3000 RPM with improved (Deeper) tone

Graves Motorsports Moto1 Cat Back Exhaust R1 2015-2023 Exy-15r1-Som Fork Stem Dust Covers This race-developed system delivers aGraves Motorsports Moto1 Cat Back Exhaust Can for the 2015 2023 Yamaha R1. The all new Moto1 canisters are constructed from 100% Aerospace grade hi heat Titanium alloys. Featuring built in mounting tab for a seamless race inspired design. This product is intended for closed course competition use only. NOTE: Dyno Graph shown is with the moto1 slip on and FTEcu Flash tune kit using the GravesSpec map available in the Graves section of Flash Tune's