Graves motorsports airbox velocity stack kit Yamaha R1 + FZ1 AB012 Quantum-X Helmet Interior Pad — XS/S Active RS2 billet lever for

Active RS2 billet lever for the OEM Nissan master cylinder on the 2015-2019 Yamaha R1 and 2017-2020 Yamaha R6

Combined with Graves’ exclusive flash tune map this system produces a solid 15+ HP in the midrange and 25+ on the top of the horsepower charts

billet aluminum flanges and a titanium diamond shaped silencer with a carbon fiber diamond outlet tip

including MotoGP

strong threads

Graves motorsports airbox velocity stack kit Yamaha R1 + FZ1 AB012 Quantum-X Helmet Interior Pad — XS/S Active RS2 billet lever forGraves Motorsports Yamaha R1 FZ1 Velocity Stack Kit. The Graves Motorsports YZF R1 and FZ 1 Velocity Stack Kit is specially designed to suit the new fuel injected Yamaha Motor. The kit of 4 injection molded plastic intake stacks mount directly into the stock airbox without modification and is designed to smooth out the power curve, increase horsepower throughout and improve fuel efficiency. Power gains of 4 HP in the mid range and 2 HP at the top end