Part # YA-CEKR115-Ti
Yamaha R1 Titanium Catalytic Converter Eliminator
Removes 13 lbs off the stock system. Will work with stock muffler or any aftermarket muffler that mounts in Standard/Stock position.
NOTE: M4 Recommends re-flashing your stock ECU to unleash the full potential of all M4 products on the 2015 Yamaha R1
*Special Order item