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BOYESEN

BOYESEN

BOYESEN

Boyesen Reed Valves, Water Pumps, and Performance Parts at JJ Motorsports

Boyesen Racing Products is at the forefront of performance engineering in the powersports industry, founded on a passion for speed, precision, and quality. With a focus on innovation, Boyesen crafts high-performance components for motorcycles and ATVs, resulting from extensive research, development, and testing to ensure durability, functionality, and enhanced performance. The brand is trusted by enthusiasts for delivering reliable solutions that optimize power and reliability in off-road and racing applications.

At JJ Motorsports, we offer a wide selection of Boyesen products to elevate your ride. Popular items include the Water Pump Kit - Black - Gas Gas/Husqvarna/KTM WPK-42B, made in the USA for enhanced cooling performance, the Water Pump Kit - Magnesium - Gas Gas/Husqvarna/KTM WPK-42M to improve engine cooling, and the Impeller Pump for CR250 WPI-02 which enhances water flow and reduces hydraulic friction. Other favorites are the Single-Stage Reed - Fiber - CR250 '03 SSF302 for longer lifespan than stock reeds, the Single-Stage Reed - Fiber - YZ250 '02 SSF232 offering better value with fiberglass construction, and the Single-Stage Reed - Carbon - CR250 '03 SSC302 to optimize engine performance.

Boyesen products provide significant benefits such as increased horsepower through enhanced airflow, consistent temperature control for reliable performance, reduced friction, and longer component lifespan. Key features include durable materials like fiberglass and carbon, precise fitment for various models including Honda CR250, Yamaha YZ250, and KTM/Gas Gas/Husqvarna, and designs made in the USA for off-road racing and aggressive riding.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • BOYESEN Radiator Valve - Blaster RAD35A

    BOYESEN Radiator Valve - Blaster RAD35A

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD35A
    SKU:
    RAD35A
    Availability:
    Ships Same Business Day
    Weight:
    0.69 LBS
    UNITS:
    EACH
    TYPE:
    DUAL STAGE
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    RIDING STYLE:
    ATV
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - WR250 '92-'97 RAD34XA

    BOYESEN Radiator Valve - WR250 '92-'97 RAD34XA

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD34XA
    SKU:
    RAD34XA
    Availability:
    Ships Same Business Day
    Weight:
    1.13 LBS
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - YZ250 '99 RAD34E

    BOYESEN Radiator Valve - YZ250 '99 RAD34E

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD34E
    SKU:
    RAD34E
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - YZ250 '97-'98 RAD34D

    BOYESEN Radiator Valve - YZ250 '97-'98 RAD34D

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD34D
    SKU:
    RAD34D
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    UNITS:
    EACH
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - YZ250 '96 RAD34C

    BOYESEN Radiator Valve - YZ250 '96 RAD34C

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD34C
    SKU:
    RAD34C
    Availability:
    Ships Same Business Day
    Weight:
    1.13 LBS
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    COLOR/FINISH:
    SILVER
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - YZ250 '95 RAD34B

    BOYESEN Radiator Valve - YZ250 '95 RAD34B

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD34B
    SKU:
    RAD34B
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    COLOR/FINISH:
    SILVER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - YZ250 '89-'94 RAD-34A

    BOYESEN Radiator Valve - YZ250 '89-'94 RAD-34A

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD34A
    SKU:
    RAD34A
    Availability:
    Ships Same Business Day
    Weight:
    1.19 LBS
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    COLOR/FINISH:
    SILVER
    MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - YZ125 RAD-33G

    BOYESEN Radiator Valve - YZ125 RAD-33G

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD33G
    SKU:
    RAD33G
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - YZ125 '00 RAD33E

    BOYESEN Radiator Valve - YZ125 '00 RAD33E

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD33E
    SKU:
    RAD33E
    Availability:
    Ships Same Business Day
    Weight:
    0.81 LBS
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - YZ125 '95-'98 RAD33C

    BOYESEN Radiator Valve - YZ125 '95-'98 RAD33C

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD33C
    SKU:
    RAD33C
    Availability:
    Ships Same Business Day
    Weight:
    1.06 LBS
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    COLOR/FINISH:
    SILVER
    UNITS:
    EACH
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - YZ125 '89-'92 RAD-33

    BOYESEN Radiator Valve - YZ125 '89-'92 RAD-33

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD33
    SKU:
    RAD33
    Availability:
    Ships Same Business Day
    Weight:
    0.94 LBS
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    COLOR/FINISH:
    SILVER
    MATERIAL:
    ALUMINUM
    UNITS:
    EACH
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - LT250 '88-'92 RAD-25

    BOYESEN Radiator Valve - LT250 '88-'92 RAD-25

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD25
    SKU:
    RAD25
    Availability:
    Ships Same Business Day
    Weight:
    1.19 LBS
    MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    MATERIAL:
    ALUMINUM
    MODEL:
    RAD VALVE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - RMX250 RAD24XA

    BOYESEN Radiator Valve - RMX250 RAD24XA

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD24XA
    SKU:
    RAD24XA
    Availability:
    Ships Same Business Day
    Weight:
    0.81 LBS
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - RM250 '03 RAD-24J

    BOYESEN Radiator Valve - RM250 '03 RAD-24J

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD24J
    SKU:
    RAD24J
    Availability:
    Ships Same Business Day
    Weight:
    0.92 LBS
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - RM250 '02 RAD-24I

    BOYESEN Radiator Valve - RM250 '02 RAD-24I

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD24I
    SKU:
    RAD24I
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - RM250 '01 RAD24H

    BOYESEN Radiator Valve - RM250 '01 RAD24H

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD24H
    SKU:
    RAD24H
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    COLOR/FINISH:
    SILVER
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - RM250 '98-'00 RAD24G

    BOYESEN Radiator Valve - RM250 '98-'00 RAD24G

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD24G
    SKU:
    RAD24G
    Availability:
    Ships Same Business Day
    Weight:
    0.96 LBS
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    UNITS:
    EACH
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - RM250 '94-'95 RAD24B

    BOYESEN Radiator Valve - RM250 '94-'95 RAD24B

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD24B
    SKU:
    RAD24B
    Availability:
    Ships Same Business Day
    Weight:
    0.94 LBS
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX500 '87-'04 RAD-13

    BOYESEN Radiator Valve - KX500 '87-'04 RAD-13

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD13
    SKU:
    RAD13
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    COLOR/FINISH:
    SILVER
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX250 '03 RAD-12H

    BOYESEN Radiator Valve - KX250 '03 RAD-12H

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD12H
    SKU:
    RAD12H
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX250 '00 RAD12E

    BOYESEN Radiator Valve - KX250 '00 RAD12E

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD12E
    SKU:
    RAD12E
    Availability:
    Ships Same Business Day
    Weight:
    1.13 LBS
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX250 RAD12C

    BOYESEN Radiator Valve - KX250 RAD12C

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD12C
    SKU:
    RAD12C
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    SILVER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    TYPE:
    DUAL STAGE
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX125 '03 RAD-11J

    BOYESEN Radiator Valve - KX125 '03 RAD-11J

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD11J
    SKU:
    RAD11J
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    MATERIAL:
    ALUMINUM
    COLOR/FINISH:
    SILVER
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    UNITS:
    EACH
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX 125 '00 RAD11G

    BOYESEN Radiator Valve - KX 125 '00 RAD11G

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD11G
    SKU:
    RAD11G
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX125 '99 RAD11F

    BOYESEN Radiator Valve - KX125 '99 RAD11F

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD11F
    SKU:
    RAD11F
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX125 '98 RAD11E

    BOYESEN Radiator Valve - KX125 '98 RAD11E

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD11E
    SKU:
    RAD11E
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX125 '95-'97 RAD11D

    BOYESEN Radiator Valve - KX125 '95-'97 RAD11D

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD11D
    SKU:
    RAD11D
    Availability:
    Ships Same Business Day
    Weight:
    0.88 LBS
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    COLOR/FINISH:
    SILVER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX125 RAD-11A

    BOYESEN Radiator Valve - KX125 RAD-11A

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD11A
    SKU:
    RAD11A
    Availability:
    Ships Same Business Day
    Weight:
    1.13 LBS
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    COLOR/FINISH:
    SILVER
    MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX125 '88-'91 RAD-11

    BOYESEN Radiator Valve - KX125 '88-'91 RAD-11

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD11
    SKU:
    RAD11
    Availability:
    Ships Same Business Day
    Weight:
    1.00 LBS
    MODEL:
    RAD VALVE
    TYPE:
    DUAL STAGE
    UNITS:
    EACH
    MATERIAL:
    CARBON FIBER
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    SILVER
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - KX80 '91-'97 RAD10A

    BOYESEN Radiator Valve - KX80 '91-'97 RAD10A

    BOYESEN

    $169.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD10A
    SKU:
    RAD10A
    Availability:
    Ships Same Business Day
    Weight:
    1.13 LBS
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $169.95
    Qty in Cart: 0
    Quantity:
    Price:
    $169.95
    Subtotal:
  • BOYESEN Radiator Valve - Honda ATV RAD04A

    BOYESEN Radiator Valve - Honda ATV RAD04A

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD04A
    SKU:
    RAD04A
    Availability:
    Ships Same Business Day
    Weight:
    1.19 LBS
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    RIDING STYLE:
    ATV
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - CR500 '90-'01 RAD03A

    BOYESEN Radiator Valve - CR500 '90-'01 RAD03A

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD03A
    SKU:
    RAD03A
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - CR250 '02 RAD-02F

    BOYESEN Radiator Valve - CR250 '02 RAD-02F

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD02F
    SKU:
    RAD02F
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    SILVER
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    TYPE:
    DUAL STAGE
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - CR250 '00 RAD02D

    BOYESEN Radiator Valve - CR250 '00 RAD02D

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD02D
    SKU:
    RAD02D
    Availability:
    Ships Same Business Day
    Weight:
    0.94 LBS
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    UNITS:
    EACH
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - CR250 '99 RAD02C

    BOYESEN Radiator Valve - CR250 '99 RAD02C

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD02C
    SKU:
    RAD02C
    Availability:
    Ships Same Business Day
    Weight:
    0.94 LBS
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    COLOR/FINISH:
    SILVER
    MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - CR250 '86-'98 RAD02B

    BOYESEN Radiator Valve - CR250 '86-'98 RAD02B

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD02B
    SKU:
    RAD02B
    Availability:
    Ships Same Business Day
    Weight:
    0.94 LBS
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MODEL:
    RAD VALVE
    UNITS:
    EACH
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - CR125 '02 RAD-01G

    BOYESEN Radiator Valve - CR125 '02 RAD-01G

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD01G
    SKU:
    RAD01G
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    MATERIAL:
    ALUMINUM
    COLOR/FINISH:
    SILVER
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    UNITS:
    EACH
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - CR125 '01 RAD01F

    BOYESEN Radiator Valve - CR125 '01 RAD01F

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD01F
    SKU:
    RAD01F
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - CR125 '00 RAD01E

    BOYESEN Radiator Valve - CR125 '00 RAD01E

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD01E
    SKU:
    RAD01E
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    MODEL:
    RAD VALVE
    COLOR/FINISH:
    SILVER
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • BOYESEN Radiator Valve - CR125 '92-'97 RAD01B

    BOYESEN Radiator Valve - CR125 '92-'97 RAD01B

    BOYESEN

    $179.95
    Maintain flow velocity through the valve and redirect intake charge for more even distribution to intake ports, Provide quicker, sharper throttle response and more horsepower throughout rpm range,...
    RAD01B
    SKU:
    RAD01B
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    MODEL:
    RAD VALVE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    DUAL STAGE
    PRODUCT NAME:
    REED CAGE ASSEMBLY
    COLOR/FINISH:
    SILVER
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    MATERIAL:
    CARBON FIBER
    $179.95
    Qty in Cart: 0
    Quantity:
    Price:
    $179.95
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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