PROX

PROX

PROX

Whether you're a professional racer or a weekend hobbyist, JJ Motorsports has the engine components you need to get the most out of your ride. Our extensive collection of Pro-X pistons and other performance parts will give your ride the power it needs to dominate the track or trails, whether that's on dirt bikes, ATV's, snowmobiles, or any other two-wheeled machine. And because all our products are available online, you can conveniently browse, order and purchase everything you need right from your computer or smartphone. Plus, with free shipping and free returns on select items, ordering precision engine components has never been easier. So when you demand the best performance from your vehicle, shop JJ Motorsports for quality name-brand Pro-X pistons and more. You can trust us to help you get the most out of your ride!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • PROX Exhaust Valve 28.1040-1 PROX Exhaust Valve 28.1040-1

    PROX Exhaust Valve 28.1040-1

    PROX

    $23.59
    PROX Exhaust Valve 28.1040-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260662
    SKU:
    9260662
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    Qty in Cart: 0
    Price:
    $23.59
    Subtotal:
  • PROX Intake Valve 28.1040-2

    PROX Intake Valve 28.1040-2

    PROX

    $14.11
    PROX Intake Valve 28.1040-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260663
    SKU:
    9260663
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    Qty in Cart: 0
    Price:
    $14.11
    Subtotal:
  • PROX Exhaust Valve 28.1070-1

    PROX Exhaust Valve 28.1070-1

    PROX

    $25.39
    PROX Exhaust Valve 28.1070-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260664
    SKU:
    9260664
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    APPLICATION:
    EXHAUST
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Add to Cart
    $25.39
    Qty in Cart: 0
    Quantity:
    Price:
    $25.39
    Subtotal:
  • PROX Intake Valve 28.1070-2

    PROX Intake Valve 28.1070-2

    PROX

    $15.97
    PROX Intake Valve 28.1070-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260665
    SKU:
    9260665
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    Add to Cart
    $15.97
    Qty in Cart: 0
    Quantity:
    Price:
    $15.97
    Subtotal:
  • PROX Exhaust Valve 28.1226-1

    PROX Exhaust Valve 28.1226-1

    PROX

    $27.79
    PROX Exhaust Valve 28.1226-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260666
    SKU:
    9260666
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    APPLICATION:
    EXHAUST
    Add to Cart
    $27.79
    Qty in Cart: 0
    Quantity:
    Price:
    $27.79
    Subtotal:
  • PROX Intake Valve 28.1226-2

    PROX Intake Valve 28.1226-2

    PROX

    $20.79
    PROX Intake Valve 28.1226-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260667
    SKU:
    9260667
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    VALVE
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    Add to Cart
    $20.79
    Qty in Cart: 0
    Quantity:
    Price:
    $20.79
    Subtotal:
  • PROX Exhaust Valve 28.1227-1

    PROX Exhaust Valve 28.1227-1

    PROX

    $31.23
    PROX Exhaust Valve 28.1227-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260668
    SKU:
    9260668
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    Add to Cart
    $31.23
    Qty in Cart: 0
    Quantity:
    Price:
    $31.23
    Subtotal:
  • PROX Intake Valve 28.1227-2

    PROX Intake Valve 28.1227-2

    PROX

    $21.78
    PROX Intake Valve 28.1227-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260669
    SKU:
    9260669
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    RIDING STYLE:
    OFF-ROAD
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    Add to Cart
    $21.78
    Qty in Cart: 0
    Quantity:
    Price:
    $21.78
    Subtotal:
  • PROX Exhaust Valve 28.1323-1

    PROX Exhaust Valve 28.1323-1

    PROX

    $27.79
    PROX Exhaust Valve 28.1323-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260670
    SKU:
    9260670
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    Add to Cart
    $27.79
    Qty in Cart: 0
    Quantity:
    Price:
    $27.79
    Subtotal:
  • PROX Intake Valve 28.1323-2

    PROX Intake Valve 28.1323-2

    PROX

    $20.79
    PROX Intake Valve 28.1323-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260671
    SKU:
    9260671
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    Add to Cart
    $20.79
    Qty in Cart: 0
    Quantity:
    Price:
    $20.79
    Subtotal:
  • PROX Exhaust Valve 28.1338-1

    PROX Exhaust Valve 28.1338-1

    PROX

    $40.34
    PROX Exhaust Valve 28.1338-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260672
    SKU:
    9260672
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $40.34
    Qty in Cart: 0
    Quantity:
    Price:
    $40.34
    Subtotal:
  • PROX Exhaust Valve 28.1381-1

    PROX Exhaust Valve 28.1381-1

    PROX

    $27.79
    PROX Exhaust Valve 28.1381-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260675
    SKU:
    9260675
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    PRODUCT NAME:
    VALVE
    APPLICATION:
    EXHAUST
    Add to Cart
    $27.79
    Qty in Cart: 0
    Quantity:
    Price:
    $27.79
    Subtotal:
  • PROX Intake Valve 28.1381-2

    PROX Intake Valve 28.1381-2

    PROX

    $20.79
    PROX Intake Valve 28.1381-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260676
    SKU:
    9260676
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $20.79
    Qty in Cart: 0
    Quantity:
    Price:
    $20.79
    Subtotal:
  • PROX Exhaust Valve 28.1407-1

    PROX Exhaust Valve 28.1407-1

    PROX

    $43.41
    PROX Exhaust Valve 28.1407-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260677
    SKU:
    9260677
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Add to Cart
    $43.41
    Qty in Cart: 0
    Quantity:
    Price:
    $43.41
    Subtotal:
  • PROX Exhaust Valve 28.2200-1

    PROX Exhaust Valve 28.2200-1

    PROX

    $25.39
    PROX Exhaust Valve 28.2200-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260678
    SKU:
    9260678
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $25.39
    Qty in Cart: 0
    Quantity:
    Price:
    $25.39
    Subtotal:
  • PROX Intake Valve 28.2200-2

    PROX Intake Valve 28.2200-2

    PROX

    $15.60
    PROX Intake Valve 28.2200-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260679
    SKU:
    9260679
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $15.60
    Qty in Cart: 0
    Quantity:
    Price:
    $15.60
    Subtotal:
  • PROX Exhaust Valve 28.2487-1

    PROX Exhaust Valve 28.2487-1

    PROX

    $43.59
    PROX Exhaust Valve 28.2487-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260680
    SKU:
    9260680
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    APPLICATION:
    EXHAUST
    Add to Cart
    $43.59
    Qty in Cart: 0
    Quantity:
    Price:
    $43.59
    Subtotal:
  • PROX Intake Valve 28.2487-2

    PROX Intake Valve 28.2487-2

    PROX

    $29.34
    PROX Intake Valve 28.2487-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260681
    SKU:
    9260681
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    RIDING STYLE:
    ATV
    MATERIAL:
    STEEL
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    Add to Cart
    $29.34
    Qty in Cart: 0
    Quantity:
    Price:
    $29.34
    Subtotal:
  • PROX Exhaust Valve 28.2600-1

    PROX Exhaust Valve 28.2600-1

    PROX

    $40.06
    PROX Exhaust Valve 28.2600-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260682
    SKU:
    9260682
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    Qty in Cart: 0
    Price:
    $40.06
    Subtotal:
  • PROX Intake Valve 28.2600-2

    PROX Intake Valve 28.2600-2

    PROX

    $27.59
    PROX Intake Valve 28.2600-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260683
    SKU:
    9260683
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    Qty in Cart: 0
    Price:
    $27.59
    Subtotal:
  • PROX Intake Valve 28.2661-2

    PROX Intake Valve 28.2661-2

    PROX

    $29.34
    PROX Intake Valve 28.2661-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260685
    SKU:
    9260685
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    PRODUCT NAME:
    VALVE
    APPLICATION:
    INTAKE
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    ATV
    Add to Cart
    $29.34
    Qty in Cart: 0
    Quantity:
    Price:
    $29.34
    Subtotal:
  • PROX Exhaust Valve 28.2706-1

    PROX Exhaust Valve 28.2706-1

    PROX

    $38.32
    PROX Exhaust Valve 28.2706-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260686
    SKU:
    9260686
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    MATERIAL:
    STEEL
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    Add to Cart
    $38.32
    Qty in Cart: 0
    Quantity:
    Price:
    $38.32
    Subtotal:
  • PROX Intake Valve 28.2706-2

    PROX Intake Valve 28.2706-2

    PROX

    $22.77
    PROX Intake Valve 28.2706-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260687
    SKU:
    9260687
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    Qty in Cart: 0
    Price:
    $22.77
    Subtotal:
  • PROX Intake Valve 28.6520-2

    PROX Intake Valve 28.6520-2

    PROX

    $33.89
    PROX Intake Valve 28.6520-2Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9260689
    SKU:
    9260689
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $33.89
    Qty in Cart: 0
    Quantity:
    Price:
    $33.89
    Subtotal:
  • PROX Valve and Spring Kit 28.SES2402-1

    PROX Valve and Spring Kit 28.SES2402-1

    PROX

    $161.82
    PROX Valve and Spring Kit 28.SES2402-1Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261455
    SKU:
    9261455
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    PRODUCT NAME:
    SPRING KIT
    APPLICATION:
    EXHAUST
    TYPE:
    VALVE
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
  • PROX Valve and Spring Kit 28.SES3338-1

    PROX Valve and Spring Kit 28.SES3338-1

    PROX

    $161.82
    PROX Valve and Spring Kit 28.SES3338-1Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261456
    SKU:
    9261456
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    UNITS:
    KIT
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    SPRING KIT
    TYPE:
    VALVE
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
  • PROX Valve and Spring Kit 28.SIS1336-2

    PROX Valve and Spring Kit 28.SIS1336-2

    PROX

    $161.82
    PROX Valve and Spring Kit 28.SIS1336-2Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261458
    SKU:
    9261458
    Availability:
    Ships Same Business Day
    Weight:
    0.29 LBS
    PRODUCT NAME:
    SPRING KIT
    TYPE:
    VALVE
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
  • PROX Valve and Spring Kit 28.SIS1337-2

    PROX Valve and Spring Kit 28.SIS1337-2

    PROX

    $161.82
    PROX Valve and Spring Kit 28.SIS1337-2Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261459
    SKU:
    9261459
    Availability:
    Ships Same Business Day
    Weight:
    0.29 LBS
    PRODUCT NAME:
    SPRING KIT
    TYPE:
    VALVE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    INTAKE
    UNITS:
    KIT
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
  • PROX Intake Valve and Spring Kit 28.SIS3338-2

    PROX Intake Valve and Spring Kit 28.SIS3338-2

    PROX

    $161.82
    PROX Intake Valve and Spring Kit 28.SIS3338-2Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs...
    9261461
    SKU:
    9261461
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    SPRING KIT
    TYPE:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    TI-STEEL
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
  • PROX Valve and Spring Kit 28.SIS4335-2

    PROX Valve and Spring Kit 28.SIS4335-2

    PROX

    $161.82
    PROX Valve and Spring Kit 28.SIS4335-2Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261462
    SKU:
    9261462
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    TYPE:
    VALVE
    MATERIAL:
    STEEL
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
  • PROX Valve and Spring Kit 28.SIS4336-2 PROX Valve and Spring Kit 28.SIS4336-2

    PROX Valve and Spring Kit 28.SIS4336-2

    PROX

    $161.82
    PROX Valve and Spring Kit 28.SIS4336-2Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261463
    SKU:
    9261463
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    PRODUCT NAME:
    SPRING KIT
    TYPE:
    VALVE
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
  • PROX Valve and Spring Kit 28.SIS4338-2

    PROX Valve and Spring Kit 28.SIS4338-2

    PROX

    $161.82
    PROX Valve and Spring Kit 28.SIS4338-2Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261464
    SKU:
    9261464
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    TYPE:
    VALVE
    PRODUCT NAME:
    SPRING KIT
    UNITS:
    KIT
    APPLICATION:
    INTAKE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
  • PROX Valve and Spring Kit 28.SIS4341-2

    PROX Valve and Spring Kit 28.SIS4341-2

    PROX

    $161.82
    PROX Valve and Spring Kit 28.SIS4341-2Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261465
    SKU:
    9261465
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    APPLICATION:
    INTAKE
    PRODUCT NAME:
    SPRING KIT
    TYPE:
    VALVE
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
  • PROX Exhaust Valve 28.1340-1

    PROX Exhaust Valve 28.1340-1

    PROX

    $43.41
    PROX Exhaust Valve 28.1340-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9261419
    SKU:
    9261419
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MATERIAL:
    STEEL
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Add to Cart
    $43.41
    Qty in Cart: 0
    Quantity:
    Price:
    $43.41
    Subtotal:
  • PROX Exhaust Valve 28.1409-1

    PROX Exhaust Valve 28.1409-1

    PROX

    $43.41
    PROX Exhaust Valve 28.1409-1Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9261421
    SKU:
    9261421
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    VALVE
    UNITS:
    EACH
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $43.41
    Qty in Cart: 0
    Quantity:
    Price:
    $43.41
    Subtotal:
  • PROX Exhaust Valve 28.2440-1

    PROX Exhaust Valve 28.2440-1

    PROX

    $143.95
    Manufactured to the highest precision and quality, Constructed to meet OEM specifications, Available in standard sizes only
    9261422
    SKU:
    9261422
    Weight:
    1.00 LBS
    Qty in Cart: 0
    Price:
    $143.95
    Subtotal:
  • PROX Valve and Spring Kit 28.SES2440-1

    PROX Valve and Spring Kit 28.SES2440-1

    PROX

    $157.34
    PROX Valve and Spring Kit 28.SES2440-1Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261427
    SKU:
    9261427
    Availability:
    Ships Same Business Day
    Weight:
    0.24 LBS
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    SPRING KIT
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    TYPE:
    VALVE
    Add to Cart
    $157.34
    Qty in Cart: 0
    Quantity:
    Price:
    $157.34
    Subtotal:
  • PROX Valve and Spring Kit 28.SES3406-1

    PROX Valve and Spring Kit 28.SES3406-1

    PROX

    $157.34
    PROX Valve and Spring Kit 28.SES3406-1Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261428
    SKU:
    9261428
    Availability:
    Ships Same Business Day
    Weight:
    0.22 LBS
    MATERIAL:
    STEEL
    APPLICATION:
    EXHAUST
    TYPE:
    VALVE
    PRODUCT NAME:
    SPRING KIT
    RIDING STYLE:
    ATV
    UNITS:
    KIT
    Add to Cart
    $157.34
    Qty in Cart: 0
    Quantity:
    Price:
    $157.34
    Subtotal:
  • PROX Valve and Spring Kit 28.SES6327-1

    PROX Valve and Spring Kit 28.SES6327-1

    PROX

    $161.82
    PROX Valve and Spring Kit 28.SES6327-1Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261429
    SKU:
    9261429
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    MATERIAL:
    STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    APPLICATION:
    EXHAUST
    PRODUCT NAME:
    SPRING KIT
    TYPE:
    VALVE
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
  • PROX Valve and Spring Kit 28.SES6329-1

    PROX Valve and Spring Kit 28.SES6329-1

    PROX

    $161.82
    PROX Valve and Spring Kit 28.SES6329-1Replaces the OEM valves and valve springs, Steel, nitrided valves for increased durability and less wear under extreme conditions, Stronger valve springs deal...
    9261430
    SKU:
    9261430
    Availability:
    Ships Same Business Day
    Weight:
    0.24 LBS
    APPLICATION:
    EXHAUST
    TYPE:
    VALVE
    PRODUCT NAME:
    SPRING KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    STEEL
    Add to Cart
    $161.82
    Qty in Cart: 0
    Quantity:
    Price:
    $161.82
    Subtotal:
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