Quicker acceleration for that all-important holeshot
Crisper throttle response for fast corner exits and surer jumps
More horsepower throughout the powerband for guaranteed performance
Improved engine efficiency and fuel economy for the long distance rider
Longer life - Boyesen Power Reeds outlast all other aftermarket reed petals
Boyesen's Power Reeds has maximum performance at all RPM's. Boyesen's patented dual-stage design incorporates a specially shaped top reed and a ported bottom reed. It features more "Air Flow", "Air Velocity", and "Overall Power".