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Boyesen

Boyesen

Boyesen is a trusted performance brand known for its innovative intake systems, reed technology and engine components engineered for sharper throttle response and improved airflow. Their Rad Valve reed cages, Power Reeds and Super Stock kits unlock reliable power gains for dirt bikes, ATVs and two-stroke machines. Riders trust Boyesen for precision fitment, increased engine efficiency and race-ready durability. Upgrade with Boyesen to achieve cleaner combustion and stronger low- to mid-range performance.


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  • Boyesen - RAD-33I - Rad Valve Reed Cage Assembly - Yamaha

    Boyesen - RAD-33I - Rad Valve Reed Cage Assembly - Yamaha

    Boyesen

    $179.95
    Boyesen - 10080035 - Rad Valve Reed Cage Assembly - YamahaFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and...
    $179.95
    Qty in Cart: 0
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    Price:
    $179.95
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  • Boyesen - RAD-02H - Rad Valve Reed Cage Assembly - Honda

    Boyesen - RAD-02H - Rad Valve Reed Cage Assembly - Honda

    Boyesen

    $179.95
    Boyesen - 10080028 - Rad Valve Reed Cage Assembly - HondaFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and more...
    $179.95
    Qty in Cart: 0
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    $179.95
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  • Boyesen - PSR121 - Replacement Pro Series Reed Set - RAD-01D/RAD-01E - Honda Boyesen - PSR121 - Replacement Pro Series Reed Set - RAD-01D/RAD-01E - Honda

    Boyesen - PSR121 - Replacement Pro Series Reed Set - RAD-01D/RAD-01E - Honda

    Boyesen

    $64.95
    Boyesen - PRO121 - Replacement Pro Series Reed Set - RAD-01D/RAD-01E - HondaFeaturesResponds quickly and accurately to changes in piston speed for smooth, dependable throttle responseOffers the...
    $64.95
    Qty in Cart: 0
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    $64.95
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  • Out of stock
    Boyesen - PSR-174 - Replacement Pro Series Reed Set - RAD33G - Yamaha Boyesen - PSR-174 - Replacement Pro Series Reed Set - RAD33G - Yamaha

    Boyesen - PSR-174 - Replacement Pro Series Reed Set - RAD33G - Yamaha

    Boyesen

    $69.95
    Boyesen - PRO174 - Replacement Pro Series Reed Set - RAD33G - YamahaFeaturesResponds quickly and accurately to changes in piston speed for smooth, dependable throttle responseOffers the quickest...
    $69.95
    Qty in Cart: 0
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    $69.95
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  • Boyesen - PSR118 - Replacement Pro Series Reed Set - RAD-33D - Yamaha Boyesen - PSR118 - Replacement Pro Series Reed Set - RAD-33D - Yamaha

    Boyesen - PSR118 - Replacement Pro Series Reed Set - RAD-33D - Yamaha

    Boyesen

    $64.95
    Boyesen - PRO118 - Replacement Pro Series Reed Set - RAD-33D - YamahaFeaturesResponds quickly and accurately to changes in piston speed for smooth, dependable throttle responseOffers the quickest...
    $64.95
    Qty in Cart: 0
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    $64.95
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  • Boyesen - PRO124 - Pro Series Reed Set - Kawasaki Boyesen - PRO124 - Pro Series Reed Set - Kawasaki

    Boyesen - PRO124 - Pro Series Reed Set - Kawasaki

    Boyesen

    $62.95
    Boyesen - PRO124 - Pro Series Reed Set - KawasakiFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can...
    $62.95
    Qty in Cart: 0
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    $62.95
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  • Boyesen - RAD10A - Rad Valve Reed Cage Assembly - Kawasaki Boyesen - RAD10A - Rad Valve Reed Cage Assembly - Kawasaki

    Boyesen - RAD10A - Rad Valve Reed Cage Assembly - Kawasaki

    Boyesen

    $169.95
    Boyesen - RAD10A - Rad Valve Reed Cage Assembly - KawasakiFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and...
    $169.95
    Qty in Cart: 0
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    $169.95
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  • Boyesen - PRO125 - Pro Series Reed Set - Suzuki Boyesen - PRO125 - Pro Series Reed Set - Suzuki

    Boyesen - PRO125 - Pro Series Reed Set - Suzuki

    Boyesen

    $62.95
    Boyesen - PRO125 - Pro Series Reed Set - SuzukiFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $62.95
    Qty in Cart: 0
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    $62.95
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  • Boyesen - RAD24A - Rad Valve Reed Cage Assembly - Suzuki Boyesen - RAD24A - Rad Valve Reed Cage Assembly - Suzuki

    Boyesen - RAD24A - Rad Valve Reed Cage Assembly - Suzuki

    Boyesen

    $179.95
    Boyesen - RAD24A - Rad Valve Reed Cage Assembly - SuzukiFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and more...
    $179.95
    Qty in Cart: 0
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    $179.95
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  • Boyesen - PSR122 - Replacement Pro Series Reed Set - RAD-24G - Suzuki Boyesen - PSR122 - Replacement Pro Series Reed Set - RAD-24G - Suzuki

    Boyesen - PSR122 - Replacement Pro Series Reed Set - RAD-24G - Suzuki

    Boyesen

    $64.95
    Boyesen - PRO122 - Replacement Pro Series Reed Set - RAD-24G - SuzukiFeaturesResponds quickly and accurately to changes in piston speed for smooth, dependable throttle responseOffers the quickest...
    $64.95
    Qty in Cart: 0
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    $64.95
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  • Boyesen - RAD34E - Rad Valve Reed Cage Assembly - Yamaha Boyesen - RAD34E - Rad Valve Reed Cage Assembly - Yamaha

    Boyesen - RAD34E - Rad Valve Reed Cage Assembly - Yamaha

    Boyesen

    $179.95
    Boyesen - RAD34E - Rad Valve Reed Cage Assembly - YamahaFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and more...
    $179.95
    Qty in Cart: 0
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    $179.95
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  • Boyesen - RAD01F - Rad Valve Reed Cage Assembly - Honda Boyesen - RAD01F - Rad Valve Reed Cage Assembly - Honda

    Boyesen - RAD01F - Rad Valve Reed Cage Assembly - Honda

    Boyesen

    $179.95
    Boyesen - RAD01F - Rad Valve Reed Cage Assembly - HondaFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and more...
    $179.95
    Qty in Cart: 0
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    $179.95
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  • Boyesen - RL06 - Replacement Reed Set - RAD-10/10A - Kawasaki Boyesen - RL06 - Replacement Reed Set - RAD-10/10A - Kawasaki

    Boyesen - RL06 - Replacement Reed Set - RAD-10/10A - Kawasaki

    Boyesen

    $36.95
    Boyesen - RL06 - Replacement Reed Set - RAD-10/10A - KawasakiFeaturesQuickest acceleration any reed can offer, maximizing horsepower and torqueSpecsRiding StyleOff-RoadMaterialFiberglassUnitsSetBase...
    $36.95
    Qty in Cart: 0
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    $36.95
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  • Boyesen - RL15 - Replacement Reed Set - RAD24B - Suzuki Boyesen - RL15 - Replacement Reed Set - RAD24B - Suzuki

    Boyesen - RL15 - Replacement Reed Set - RAD24B - Suzuki

    Boyesen

    $45.95
    Boyesen - RL15 - Replacement Reed Set - RAD24B - SuzukiFeaturesQuickest acceleration any reed can offer, maximizing horsepower and torqueSpecsProduct NameReed PetalMaterialFiberglassModelRad...
    $45.95
    Qty in Cart: 0
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    $45.95
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  • Boyesen - PSR145 - Replacement Pro Series Reed Set - RAD01F - Honda Boyesen - PSR145 - Replacement Pro Series Reed Set - RAD01F - Honda

    Boyesen - PSR145 - Replacement Pro Series Reed Set - RAD01F - Honda

    Boyesen

    $64.95
    Boyesen - PRO145 - Replacement Pro Series Reed Set - RAD01F - HondaFeaturesResponds quickly and accurately to changes in piston speed for smooth, dependable throttle responseOffers the quickest...
    $64.95
    Qty in Cart: 0
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    $64.95
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  • Boyesen - RAD14XA - Rad Valve Reed Cage Assembly - Kawasaki Boyesen - RAD14XA - Rad Valve Reed Cage Assembly - Kawasaki

    Boyesen - RAD14XA - Rad Valve Reed Cage Assembly - Kawasaki

    Boyesen

    $179.95
    Boyesen - RAD14XA - Rad Valve Reed Cage Assembly - KawasakiFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and...
    $179.95
    Qty in Cart: 0
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    $179.95
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  • Boyesen - PRO-60 - Pro Series Reeds Set - Honda Boyesen - PRO-60 - Pro Series Reeds Set - Honda

    Boyesen - PRO-60 - Pro Series Reeds Set - Honda

    Boyesen

    $57.95
    Boyesen - PRO60 - Pro Series Reeds Set - HondaFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $57.95
    Qty in Cart: 0
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    $57.95
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  • Boyesen - RAD33C - Rad Valve Reed Cage Assembly - Yamaha Boyesen - RAD33C - Rad Valve Reed Cage Assembly - Yamaha

    Boyesen - RAD33C - Rad Valve Reed Cage Assembly - Yamaha

    Boyesen

    $179.95
    Boyesen - RAD33C - Rad Valve Reed Cage Assembly - YamahaFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and more...
    $179.95
    Qty in Cart: 0
    Quantity:
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    $179.95
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  • Boyesen - RAD24XA - Rad Valve Reed Cage Assembly - Suzuki Boyesen - RAD24XA - Rad Valve Reed Cage Assembly - Suzuki

    Boyesen - RAD24XA - Rad Valve Reed Cage Assembly - Suzuki

    Boyesen

    $179.95
    Boyesen - RAD24XA - Rad Valve Reed Cage Assembly - SuzukiFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and more...
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
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  • Boyesen - PRO126 - Pro Series Reed Set - Yamaha Boyesen - PRO126 - Pro Series Reed Set - Yamaha

    Boyesen - PRO126 - Pro Series Reed Set - Yamaha

    Boyesen

    $62.95
    Boyesen - PRO126 - Pro Series Reed Set - YamahaFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $62.95
    Qty in Cart: 0
    Quantity:
    Price:
    $62.95
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  • Boyesen - RL01 - Replacement Reed Set - RAD-21/21A - Suzuki Boyesen - RL01 - Replacement Reed Set - RAD-21/21A - Suzuki

    Boyesen - RL01 - Replacement Reed Set - RAD-21/21A - Suzuki

    Boyesen

    $45.95
    Boyesen - RL01 - Replacement Reed Set - RAD-21/21A - SuzukiFeaturesQuickest acceleration any reed can offer, maximizing horsepower and torqueSpecsProduct NameReed PetalBase...
    $45.95
    Qty in Cart: 0
    Quantity:
    Price:
    $45.95
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  • Boyesen - PRO113 - Pro Series Reed Set - KTM Boyesen - PRO113 - Pro Series Reed Set - KTM

    Boyesen - PRO113 - Pro Series Reed Set - KTM

    Boyesen

    $62.95
    Boyesen - PRO113 - Pro Series Reed Set - KTMFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $62.95
    Qty in Cart: 0
    Quantity:
    Price:
    $62.95
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  • Boyesen - PRO114 - Pro Series Reed Set - KTM Boyesen - PRO114 - Pro Series Reed Set - KTM

    Boyesen - PRO114 - Pro Series Reed Set - KTM

    Boyesen

    $62.95
    Boyesen - PRO114 - Pro Series Reed Set - KTMFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $62.95
    Qty in Cart: 0
    Quantity:
    Price:
    $62.95
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  • Boyesen - RAD11E - Rad Valve Reed Cage Assembly - Kawasaki Boyesen - RAD11E - Rad Valve Reed Cage Assembly - Kawasaki

    Boyesen - RAD11E - Rad Valve Reed Cage Assembly - Kawasaki

    Boyesen

    $179.95
    Boyesen - RAD11E - Rad Valve Reed Cage Assembly - KawasakiFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and...
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
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  • Boyesen - RAD01E - Rad Valve Reed Cage Assembly - Honda Boyesen - RAD01E - Rad Valve Reed Cage Assembly - Honda

    Boyesen - RAD01E - Rad Valve Reed Cage Assembly - Honda

    Boyesen

    $179.95
    Boyesen - RAD01E - Rad Valve Reed Cage Assembly - HondaFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and more...
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • Boyesen - PSR120 - Replacement Pro Series Reed Set - RAD-02C/RAD-02D - Honda Boyesen - PSR120 - Replacement Pro Series Reed Set - RAD-02C/RAD-02D - Honda

    Boyesen - PSR120 - Replacement Pro Series Reed Set - RAD-02C/RAD-02D - Honda

    Boyesen

    $64.95
    Boyesen - PRO120 - Replacement Pro Series Reed Set - RAD-02C/RAD-02D - HondaFeaturesResponds quickly and accurately to changes in piston speed for smooth, dependable throttle responseOffers the...
    $64.95
    Qty in Cart: 0
    Quantity:
    Price:
    $64.95
    Subtotal:
  • Boyesen - RAD42B - Rad Valve Reed Cage Assembly - KTM Boyesen - RAD42B - Rad Valve Reed Cage Assembly - KTM

    Boyesen - RAD42B - Rad Valve Reed Cage Assembly - KTM

    Boyesen

    $179.95
    Boyesen - RAD42B - Rad Valve Reed Cage Assembly - KTMFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and more...
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
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  • Boyesen - PSR119 - Replacement Pro Series Reed Set - RAD-34E - Yamaha Boyesen - PSR119 - Replacement Pro Series Reed Set - RAD-34E - Yamaha

    Boyesen - PSR119 - Replacement Pro Series Reed Set - RAD-34E - Yamaha

    Boyesen

    $64.95
    Boyesen - PRO119 - Replacement Pro Series Reed Set - RAD-34E - YamahaFeaturesResponds quickly and accurately to changes in piston speed for smooth, dependable throttle responseOffers the quickest...
    $64.95
    Qty in Cart: 0
    Quantity:
    Price:
    $64.95
    Subtotal:
  • Boyesen - RAD11F - Rad Valve Reed Cage Assembly - Kawasaki Boyesen - RAD11F - Rad Valve Reed Cage Assembly - Kawasaki

    Boyesen - RAD11F - Rad Valve Reed Cage Assembly - Kawasaki

    Boyesen

    $179.95
    Boyesen - RAD11F - Rad Valve Reed Cage Assembly - KawasakiFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and...
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • Boyesen - PRO-97 - Pro Series Reed Set - Suzuki Boyesen - PRO-97 - Pro Series Reed Set - Suzuki

    Boyesen - PRO-97 - Pro Series Reed Set - Suzuki

    Boyesen

    $62.95
    Boyesen - PRO97 - Pro Series Reed Set - SuzukiFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $62.95
    Qty in Cart: 0
    Quantity:
    Price:
    $62.95
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  • Boyesen - PRO139 - Pro Series Reed Set - Kawasaki/Suzuki Boyesen - PRO139 - Pro Series Reed Set - Kawasaki/Suzuki

    Boyesen - PRO139 - Pro Series Reed Set - Kawasaki/Suzuki

    Boyesen

    $52.95
    Boyesen - PRO139 - Pro Series Reed Set - Kawasaki/SuzukiFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed...
    $52.95
    Qty in Cart: 0
    Quantity:
    Price:
    $52.95
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  • Boyesen - PRO141 - Pro Series Reed Set - Yamaha Boyesen - PRO141 - Pro Series Reed Set - Yamaha

    Boyesen - PRO141 - Pro Series Reed Set - Yamaha

    Boyesen

    $62.95
    Boyesen - PRO141 - Pro Series Reed Set - YamahaFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $62.95
    Qty in Cart: 0
    Quantity:
    Price:
    $62.95
    Subtotal:
  • Boyesen - PSR115 - Replacement Pro Series Reed Set - RAD-11F - Kawasaki Boyesen - PSR115 - Replacement Pro Series Reed Set - RAD-11F - Kawasaki

    Boyesen - PSR115 - Replacement Pro Series Reed Set - RAD-11F - Kawasaki

    Boyesen

    $64.95
    Boyesen - PRO115 - Replacement Pro Series Reed Set - RAD-11F - KawasakiFeaturesResponds quickly and accurately to changes in piston speed for smooth, dependable throttle responseOffers the quickest...
    $64.95
    Qty in Cart: 0
    Quantity:
    Price:
    $64.95
    Subtotal:
  • Boyesen - RAD11G - Rad Valve Reed Cage Assembly - Kawasaki Boyesen - RAD11G - Rad Valve Reed Cage Assembly - Kawasaki

    Boyesen - RAD11G - Rad Valve Reed Cage Assembly - Kawasaki

    Boyesen

    $179.95
    Boyesen - RAD11G - Rad Valve Reed Cage Assembly - KawasakiFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and...
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • Boyesen - PRO111 - Pro Series Reed Set - Honda Boyesen - PRO111 - Pro Series Reed Set - Honda

    Boyesen - PRO111 - Pro Series Reed Set - Honda

    Boyesen

    $62.95
    Boyesen - PRO111 - Pro Series Reed Set - HondaFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $62.95
    Qty in Cart: 0
    Quantity:
    Price:
    $62.95
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  • Boyesen - SC-21CB - Ignition Cover - Black - Suzuki RM125 Boyesen - SC-21CB - Ignition Cover - Black - Suzuki RM125

    Boyesen - SC-21CB - Ignition Cover - Black - Suzuki RM125

    Boyesen

    $87.95
    Boyesen - SC21CB - Ignition Cover - Black - Suzuki RM125FeaturesSeals properly, guarding inside of engine from dirt and water and outlasts stock coversBoyesen Factory Covers are cast from the highest...
    $87.95
    Qty in Cart: 0
    Quantity:
    Price:
    $87.95
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  • Boyesen - PRO112 - Pro Series Reed Set - KTM Boyesen - PRO112 - Pro Series Reed Set - KTM

    Boyesen - PRO112 - Pro Series Reed Set - KTM

    Boyesen

    $52.95
    Boyesen - PRO112 - Pro Series Reed Set - KTMFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $52.95
    Qty in Cart: 0
    Quantity:
    Price:
    $52.95
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  • Boyesen - PRO147 - Pro Series Reed Set - Yamaha Boyesen - PRO147 - Pro Series Reed Set - Yamaha

    Boyesen - PRO147 - Pro Series Reed Set - Yamaha

    Boyesen

    $62.95
    Boyesen - PRO147 - Pro Series Reed Set - YamahaFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $62.95
    Qty in Cart: 0
    Quantity:
    Price:
    $62.95
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  • Boyesen - RAD33E - Rad Valve Reed Cage Assembly - Yamaha Boyesen - RAD33E - Rad Valve Reed Cage Assembly - Yamaha

    Boyesen - RAD33E - Rad Valve Reed Cage Assembly - Yamaha

    Boyesen

    $179.95
    Boyesen - RAD33E - Rad Valve Reed Cage Assembly - YamahaFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle response and more...
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • Boyesen - PRO144 - Pro Series Reed Set - Honda Boyesen - PRO144 - Pro Series Reed Set - Honda

    Boyesen - PRO144 - Pro Series Reed Set - Honda

    Boyesen

    $62.95
    Boyesen - PRO144 - Pro Series Reed Set - HondaFeaturesHigh-tech carbon fiber with all the advantages of Boyesen's exclusive dual-stage reed designOffers the quickest acceleration any reed can offer;...
    $62.95
    Qty in Cart: 0
    Quantity:
    Price:
    $62.95
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Adding your products to cart

Boyesen Intake Systems, Reed Sets & Engine Components – Performance, Throttle Response & Durability

Boyesen is a longtime leader in performance intake and reed technology, designing components that enhance airflow, combustion efficiency and throttle response for motocross, trail and ATV applications. Their engineered solutions support both two-stroke and four-stroke platforms and are built to deliver measurable improvements in power, consistency and overall ride quality. Every Boyesen product is developed with precision fitment in mind, ensuring dependable, model-specific compatibility.

Core products such as the Rad Valve Reed Cage Assembly, Power Reeds and Super Stock reed sets are designed to improve low-end torque, smooth mid-range pull and sharpen throttle control. Boyesen offers tailored reed solutions for major manufacturers including Honda, Yamaha, Suzuki, Kawasaki, KTM, Polaris and Can-Am, helping optimize port timing and combustion efficiency. The brand also produces durable clutch covers, water pump/impeller covers and throttle-enhancing accessories built to withstand high-RPM stress and demanding off-road conditions.

Trusted by riders, tuners and racers worldwide, Boyesen combines proven engineering with durable materials to deliver consistent performance gains and long-term reliability. Whether upgrading a stock intake or building a performance-focused machine, Boyesen components offer smoother power delivery, reduced hesitation and improved engine control. Their commitment to airflow optimization and durability makes Boyesen a top choice for anyone seeking dependable, race-ready power upgrades.