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Boyesen Rad Valves



Price: $4.46 to $359.94
MSRP: $4.95 to $399.95
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  • Developed with Factory Yamaha, Pro Circuit, Factory Kawasaki of Europe, Factory KTM and top pros like Jeremy McGrath, Sebastian Tortelli and many others
  • Specially designed reed cage now comes with carbon fiber Pro Series reeds
  • Maintains flow velocity through the valve and redirects intake charge for even distribution to intake ports
  • Pull a gear higher on uphills; instant acceleration makes passing effortless
  • Made of one-piece aluminum casting and bolts in easily; no modifications necessary
  • NOTE: Rad Valve is stamped with PART #.