M4 Titanium RM1 Half System Yamaha YZF-R1 2015 – 2021
- Titanium Catalytic Converter Eliminator with Matte Blast Finish
- Titanium RM1 Canister with Matte Blast Finish
- Carbon Fiber End Cap
- Saves 15 lbs compared to stock
- Q7 Quiet Insert Available but Sold Separate
Note: ECU re-flash required when removing the catalytic converter on 2015-2020 R1.
Does not meet emission requirements for street or highway use.
PLEASE NOTE: Due to inventory shortages some exhausts have ETA of 3-4 weeks. Please contact us via email to find out stock availability.