GYTR Dual Slip-On Carbon Fiber Mufflers - Yamaha R1 (2007~2008)

GYTR Dual Slip-On Carbon Fiber Mufflers - Yamaha R1 (2007~2008)

Provides a significant increase in power throughout the rpm range with a 4 hp maximum gain while providing up to a 3 ft-lb increase in torque. Carbon fiber muffler shell with brushed stainless steel inlet pipe and end cap. Aluminum muffler mounts. Completely rebuilable. 2 lbs. lighter than stock