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 - 625 - Power Reed Set - Honda
Boyesen
$48.95Boyesen - 625 - Power Reed Set - HondaFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top accelerationSpecsRiding...$48.95 -
Out of stock
Boyesen - 624 - Power Reed Set - Yamaha
Boyesen
$48.95Boyesen - 624 - Power Reed Set - YamahaFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top...$48.95 -
Boyesen - 621 - Power Reed Set - Kawasaki
Boyesen
$48.95Boyesen - 621 - Power Reed Set - KawasakiFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top...$48.95 -
Out of stock
Boyesen - 618 - Power Reed Set - Can-Am/KTM
Boyesen
$48.95Boyesen - 618 - Power Reed Set - Can-Am/KTMFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top accelerationSpecsRiding...$48.95 -
Out of stock
Boyesen - 617 - Power Reed Set - KTM
Boyesen
$39.95Boyesen - 617 - Power Reed Set - KTMFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top accelerationSpecsRiding...$39.95 -
Boyesen - 615 - Power Reed Set - Cagiva/Husqvarna/Kawasaki/Suzuki
Boyesen
$48.95Boyesen - 615 - Power Reed Set - Cagiva/Husqvarna/Kawasaki/SuzukiFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top...$48.95 -
Out of stock
Boyesen - 614 - Power Reed Set - Suzuki
Boyesen
$28.95Boyesen - 614 - Power Reed Set - SuzukiFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top accelerationSpecsBase...$28.95 -
Out of stock
Boyesen - 611 - Power Reed Set - Suzuki
Boyesen
$28.95Boyesen - 611 - Power Reed Set - SuzukiFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top accelerationSpecsRiding...$28.95 -
Out of stock
Boyesen - 610 - Power Reed Set - Suzuki
Boyesen
$22.95Boyesen - 610 - Power Reed Set - SuzukiFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top...$22.95 -
Boyesen - 607 - Power Reed Set - Honda/Kawasaki/Polaris/Suzuki
Boyesen
$39.95Boyesen - 607 - Power Reed Set - Honda/Kawasaki/Polaris/SuzukiFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top...$39.95 -
Boyesen - 606 - Power Reed Set - Honda/Suzuki/Yamaha
Boyesen
$39.95Boyesen - 606 - Power Reed Set - Honda/Suzuki/YamahaFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top...$39.95 -
Out of stock
Boyesen - 605 - Power Reed Set - Honda/Kawasaki/Yamaha
Boyesen
$34.95Boyesen - 605 - Power Reed Set - Honda/Kawasaki/YamahaFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top...$34.95 -
Boyesen - 604 - Power Reed Set - Yamaha
Boyesen
$39.95Boyesen - 604 - Power Reed Set - YamahaFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top accelerationSpecsBase...$39.95 -
Boyesen - 603 - Power Reed Set - Honda/Suzuki/Yamaha
Boyesen
$34.95Boyesen - 603 - Power Reed Set - Honda/Suzuki/YamahaFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top...$34.95 -
Boyesen - 602 - Power Reed Set - KTM/Suzuki
Boyesen
$22.95Boyesen - 602 - Power Reed Set - KTM/SuzukiFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top accelerationSpecsRiding...$22.95 -
Boyesen - 601 - Power Reed Set - Suzuki
Boyesen
$28.95Boyesen - 601 - Power Reed Set - SuzukiFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top accelerationSpecsRiding...$28.95 -
Boyesen - 600 - Power Reed Set - Suzuki
Boyesen
$22.95Boyesen - 600 - Power Reed Set - SuzukiFeaturesThey permit greater flow velocity over the entire range of operating pressuresIncreased performance from start-up to top accelerationSpecsProduct...$22.95 -
Boyesen - 10500228 - Quickstart Accelerator Pump Cover - Keihin FCR Carburetor
Boyesen
$189.95Boyesen - 10500228 - Quickstart Accelerator Pump Cover - Keihin FCR CarburetorFeaturesTunable leak jet maximizes volume of fuel and duration of fuel spray for all conditionsIntegrated Hot Start...$189.95 -
Out of stock
Boyesen - 10500225 - Quickshot 3 Acceleration Pump Cover - Honda/Kawasaki/KTM/Suzuki/Yamaha
Boyesen
$119.95Boyesen - 10500225 - Quickshot 3 Acceleration Pump Cover - Honda/Kawasaki/KTM/Suzuki/YamahaFeaturesTunable leak jet maximizes volume of fuel and duration of squirt for all conditionsInvestment cast...$119.95 -
Boyesen - 10500188 - Power Wing Fuel Atomizer - Honda
Boyesen
$129.95Boyesen - 10500188 - Power Wing Fuel Atomizer - HondaFeaturesAerodynamic design maximizes velocity generation and power gainPrecision fit ensures perfect alignment and easy installationIncreases...$129.95 -
Boyesen - 10500154 - Quickshot 2 Accelerator Pump Cover
Boyesen
$95.95Boyesen - 10500154 - Quickshot 2 Accelerator Pump CoverFeaturesAdditional benefits are reduced hot engine stalling and improved low end performanceBolt-on product for all Keihin FCR carburetors that...$95.95 -
Boyesen - 10080092 - Power Reed Petal Set - Polaris/Eton/Kasea
Boyesen
$28.95Boyesen - 10080092 - Power Reed Petal Set - Polaris/Eton/KaseaFeaturesThe top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMsThe stiffer, bottom reed is...$28.95 -
Out of stock
Boyesen - 10080044 - Power Reed Petal Set - Kawasaki/Suzuki
Boyesen
$22.95Boyesen - 10080044 - Power Reed Petal Set - Kawasaki/SuzukiFeaturesThe top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMsThe stiffer, bottom reed is...$22.95 -
Out of stock
Boyesen - 10080003 - Rad Valve Reed Cage Assembly - Kawasaki/Suzuki
Boyesen
$159.95Boyesen - 10080003 - Rad Valve Reed Cage Assembly - Kawasaki/SuzukiFeaturesMade of one-piece aluminum castings and bolts in easily; no modifications necessaryProvide quicker, sharper throttle...$159.95 -
Boyesen - 09401084 - Impeller/Waterpump Cover - Black - Suzuki
Boyesen
$219.95Boyesen - 09401084 - Impeller/Waterpump Cover - Black - SuzukiFeaturesThis high-flow, hydrodynamic water pump kit has been tested and designed to flow more coolantBy increasing the flow at all rpm...$219.95 -
Boyesen - 09400561 - Impeller/Waterpump Cover - Black - Honda
Boyesen
$194.95Boyesen - 09400561 - Impeller/Waterpump Cover - Black - HondaFeaturesThis high-flow, hydrodynamic water pump kit has been tested and designed to flow more coolantBy increasing the flow at all rpm...$194.95 -
Boyesen - 09400551 - Clutch Cover - Magnesium - Yamaha
Boyesen
$95.95Boyesen - 09400551 - Clutch Cover - Magnesium - YamahaFeaturesLightweight factory clutch covers provide years of outstanding protection; guaranteed not to warpIndividually surfaced for a perfect,...$95.95 -
Boyesen - 09400550 - Clutch Cover - Black - Yamaha
Boyesen
$95.95Boyesen - 09400550 - Clutch Cover - Black - YamahaFeaturesLightweight factory clutch covers provide years of outstanding protection; guaranteed not to warpIndividually surfaced for a perfect,...$95.95 -
Boyesen - 09400414 - Impeller/Waterpump Cover - Magnesium - Yamaha
Boyesen
$194.95Boyesen - 09400414 - Impeller/Waterpump Cover - Magnesium - YamahaFeaturesThis high-flow, hydrodynamic water pump kit has been tested and designed to flow more coolantBy increasing the flow at all...$194.95 -
Boyesen - 09400413 - Impeller/Waterpump Cover - Black - Yamaha
Boyesen
$194.95Boyesen - 09400413 - Impeller/Waterpump Cover - Black - YamahaFeaturesThis high-flow, hydrodynamic water pump kit has been tested and designed to flow more coolantBy increasing the flow at all rpm...$194.95 -
Boyesen - 09400226 - Clutch Cover - Magnesium - Honda
Boyesen
$95.95Boyesen - 09400226 - Clutch Cover - Magnesium - HondaFeaturesLightweight factory clutch covers provide years of outstanding protection; guaranteed not to warpIndividually surfaced for a perfect,...$95.95 -
Boyesen - 09400225 - Clutch Cover - Black - Honda
Boyesen
$95.95Boyesen - 09400225 - Clutch Cover - Black - HondaFeaturesLightweight factory clutch covers provide years of outstanding protection; guaranteed not to warpIndividually surfaced for a perfect,...$95.95 -
Out of stock
Boyesen - 09320166 - Impeller/Waterpump Cover - Black - Can-Am
Boyesen
$194.95Boyesen - 09320166 - Impeller/Waterpump Cover - Black - Can-AmFeaturesThis high-flow, hydrodynamic water pump kit has been tested and designed to flow more coolantBy increasing the flow at all rpm...$194.95 -
Out of stock
Boyesen - 06300353 - Scott Hurricane Replacement Grips - Shokout
Boyesen
$11.50Boyesen - 06300353 - Scott Hurricane Replacement Grips - ShokoutFeaturesScott Hurricane replacement gripsSpecsFor Handlebar Diameter Imperial7/8''Product NameGripsStyleFlangeStyleUniversalBase...$11.50
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.