Intake

Dual stage reedsMinor change gives major H.P. improvementsFaster opening and closingGreater low pressure (Low-throttle) responseGreater velocity and flow areaLonger overall lifeNo engine damage if broken

Dual stage reedsMinor change gives major H.P. improvementsFaster opening and closingGreater low-pressure (Low-throttle) responseGreater velocityGreater flow areaLonger overall lifeNo engine damage if broken

BOYESEN engineers embarked on a mission to create a new lineage of aerodynamic intake technology by refining the primary performance factors required to increase peak horsepower through design innovation: Aerodynamic Surface Optimization, Model-Specific...

BOYESEN engineers embarked on a mission to create a new lineage of aerodynamic intake technology by refining the primary performance factors required to increase peak horsepower through design innovation: Aerodynamic Surface Optimization, Model-Specific...

Each Boyesen RAD Valve is unique - tailor made to that model, year and displacement.The intake charge is redirected for more even distribution to the intake portsConstant flow velocity is maintained for instant throttle response and more horsepowerOne...

Each Boyesen RAD Valve is unique - tailor made to that model, year and displacement.The intake charge is redirected for more even distribution to the intake portsConstant flow velocity is maintained for instant throttle response and more horsepowerOne...

Includes OE style fuel line clamps

Includes OE style fuel line clamps

Includes OE style fuel line clamps

Direct OE replacement fuel valvesDirect OE replacement molded fuel line providing hassle free installationFuel line meets C.A.R.B. and EPA fuel line permeation standards for motorcycles & ATVsViton rubber fuel resistant gasketsIncludes OE style fuel line...

Direct OE replacement fuel valvesDirect OE replacement molded fuel line providing hassle free installationFuel line meets C.A.R.B. and EPA fuel line permeation standards for motorcycles & ATVsViton rubber fuel resistant gasketsIncludes OE style fuel line...

Direct OE replacement fuel valvesDirect OE replacement molded fuel line providing hassle free installationFuel line meets C.A.R.B. and EPA fuel line permeation standards for motorcycles & ATVsViton rubber fuel resistant gasketsIncludes OE style fuel line...