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    FMF YAM WR450F'20-23 S/S ALUM. FACTORY 4.1 RCT S/O C/F C/E 44464

    The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering - moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at our Southern California factory.

    • -Available in Natural Aluminum Muffler with Carbon End Cap
    • -Massive Power gains throughout the RPM range.
    • -Huge weight savings
    • -New RTS (Rapid Tuning System)
    • -FMF uses the highest quality proprietary blend of alloy grade titanium made especially to our standards.
    • -See Features Tab -> Fitment for header compatibility

    Feature:

    Notice:Closed Course Use Only
    Item ID:044464
    Type:Slip-On
    Configuration:Single
    Const:Aluminum
    Finish:Natural
    Midpipe:Stainless Steel
    Endcap:Carbon
    Spark Arrestor:Screen Insert (included)
    Carb Warning:yes
    Quiet Insert:94dB Insert (included)
    Weight:9.3 lbs

    Application:

    Make Model Year
    YAMAHA WR450F 20
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    FMF YAM WR450F'20-23 S/S ALUM. FACTORY 4.1 RCT S/O C/F C/E 44464

    by FMF
    SKU: 6108104
    Regular price $1,248.99 $1,186.99 5% off
    Unit price
    per
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    FMF YAM WR450F'20-23 S/S ALUM. FACTORY 4.1 RCT S/O C/F C/E 44464

    The Factory 4.1 RCT incorporates the latest in FMF Resonance Chamber Technology™ both internally and externally. In addition, we achieve a shorter overall length that is less susceptible to crash damage and complementary to our Factory Forward Engineering - moving the muffler closer to the motor to centralize mass. The Factory 4.1 RCT is constructed from only aerospace grade materials that meet our exacting specifications and is manufactured 100% at our Southern California factory.

    • -Available in Natural Aluminum Muffler with Carbon End Cap
    • -Massive Power gains throughout the RPM range.
    • -Huge weight savings
    • -New RTS (Rapid Tuning System)
    • -FMF uses the highest quality proprietary blend of alloy grade titanium made especially to our standards.
    • -See Features Tab -> Fitment for header compatibility

    Feature:

    Notice:Closed Course Use Only
    Item ID:044464
    Type:Slip-On
    Configuration:Single
    Const:Aluminum
    Finish:Natural
    Midpipe:Stainless Steel
    Endcap:Carbon
    Spark Arrestor:Screen Insert (included)
    Carb Warning:yes
    Quiet Insert:94dB Insert (included)
    Weight:9.3 lbs

    Application:

    Make Model Year
    YAMAHA WR450F 20