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  • Pro-X Steel Exhaust Valve & Spring Kit (28.SES3408-1)

    Pro-X Steel Exhaust Valve & Spring Kit (28.SES3408-1)

    Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium...
    $157.34
    $129.99
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  • Pro-X Steel Exhaust Valve & Spring Kit (28.SES4335-1)

    Pro-X Steel Exhaust Valve & Spring Kit (28.SES4335-1)

    Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium...
    $161.82
    $139.99
    Add to Cart The item has been added
  • Pro-X Steel Exhaust Valve & Spring Kit (28.SES4406-1)

    Pro-X Steel Exhaust Valve & Spring Kit (28.SES4406-1)

    Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium...
    $174.84
    $149.99
    Add to Cart The item has been added
  • Pro-X Steel Exhaust Valve & Spring Kit (28.SES4409-1)

    Pro-X Steel Exhaust Valve & Spring Kit (28.SES4409-1)

    Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium...
    $174.84
    $149.99
    Add to Cart The item has been added
  • Pro-X Steel Exhaust Valve & Spring Kit (28.SES6329-1)

    Pro-X Steel Exhaust Valve & Spring Kit (28.SES6329-1)

    Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium...
    $161.82
    $139.99
    Add to Cart The item has been added
  • Pro-X Steel Exhaust Valve & Spring Kit (28.SES6353-1)

    Pro-X Steel Exhaust Valve & Spring Kit (28.SES6353-1)

    Replaces the OEM valves and valve springs Steel, nitrided valves for increased durability and less wear under extreme conditions Stronger valve springs deal with the extra weight of the steel valves Springs are made from premium chrome vanadium...
    $161.82
    $139.99
    Add to Cart The item has been added
  • Pro-X Steel Exhaust Valve (28.1340-1)

    Pro-X Steel Exhaust Valve (28.1340-1)

    Manufactured to the highest precision and quality steel Constructed to meet OEM specifications Available in standard sizes only Sold each Compatible Vehicles Years Make Make Notes 2010-2015 Honda CRF250R
    $46.95
    $44.76
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