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 Reed Petal Tensioning, Material Fuel Resistance, and Multi-Stage Reed Timing. Together, these innovations create a new technological benchmark in intake performance.One-piece design.
Maintain flow velocity through the valve and redirect 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.
Easy
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Boyesen Rad Valve RAD-21J
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 Reed Petal Tensioning, Material Fuel Resistance, and Multi-Stage Reed Timing. Together, these innovations create a new technological benchmark in intake performance.
- One-piece design.
- Maintain flow velocity through the valve and redirect 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.
- Easy installation.
Note: Image is representational - actual product may vary.
