Fuel & Air

Boyesen's« patented dual-stage design incorporates a specially shaped top reed and a ported bottom reed The top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMs The stiffer, bottom reed is ported to provide...

Boyesen's« patented dual-stage design incorporates a specially shaped top reed and a ported bottom reed The top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMs The stiffer, bottom reed is ported to provide...

Boyesen's« patented dual-stage design incorporates a specially shaped top reed and a ported bottom reed The top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMs The stiffer, bottom reed is ported to provide...

Boyesen's« patented dual-stage design incorporates a specially shaped top reed and a ported bottom reed The top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMs The stiffer, bottom reed is ported to provide...

Boyesen's« patented dual-stage design incorporates a specially shaped top reed and a ported bottom reed The top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMs The stiffer, bottom reed is ported to provide...

Laboratory flow analysis proves Boyesen« dual-stage reeds out-perform standard reeds They permit greater flow velocity over the entire range of operating pressures Increased performance from start-up to top acceleration. RACNG REED SUZ RM/X250

Laboratory flow analysis proves Boyesen« dual-stage reeds out-perform standard reeds They permit greater flow velocity over the entire range of operating pressures Increased performance from start-up to top acceleration. RACING REED, YAMAHA

Laboratory flow analysis proves Boyesen« dual-stage reeds out-perform standard reeds They permit greater flow velocity over the entire range of operating pressures Increased performance from start-up to top acceleration. RACING REED, YAMAHA

Laboratory flow analysis proves Boyesen« dual-stage reeds out-perform standard reeds They permit greater flow velocity over the entire range of operating pressures Increased performance from start-up to top acceleration. RACING REED, KAWASAKI

The latest carbon fiber technology with all the advantages of Boyesen's dual-stage reed design Quickest acceleration any reed can offer, maximizing horsepower and torque. REPLACEMENT REED

The latest carbon fiber technology with all the advantages of Boyesen's dual-stage reed design Quickest acceleration any reed can offer, maximizing horsepower and torque. REPLACEMENT REED

The latest carbon fiber technology with all the advantages of Boyesen's dual-stage reed design Quickest acceleration any reed can offer, maximizing horsepower and torque. REPLACEMENT REED