POWER REEDSLaboratory flow analysis proves Boyesen dual-stage reeds out-perform standard reedsThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from...
POWER REEDSLaboratory flow analysis proves Boyesen dual-stage reeds out-perform standard reedsThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from...
Laboratory flow analysis proves Boyesen? dual-stage reeds out-perform standard reedsThey permit greater flow velocity over the entire range of operating pressuresIncrease
RAD VALVESBoyesen's hot RAD valves provide plenty of off-road torqueCustom reed cage holds Boyesen's carbon fiber reedsSustains flow velocity through the valve and redirects intake charge for...
RAD VALVESDeveloped with Factory Yamaha, Pro Circuit, Factory Kawasaki of Europe, Factory KTM and top pros like Jeremy McGrath, Sebastian Tortelli and many othersSpecially-designed reed cage now...
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