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Dirt Bike 4-Stroke Mufflers

Dirt Bike 4-Stroke Mufflers

Upgrade to 4-stroke mufflers engineered for maximum efficiency and sound control. These high-performance components enhance power delivery while delivering a smoother, quieter ride. Perfect for competitive racing or casual trail rides, our dirt bike 4-stroke mufflers ensure top-tier performance with lasting durability.

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  • FMF Powercore 2.1 Muffler - Titanium 025254

    FMF Powercore 2.1 Muffler - Titanium 025254

    FMF

    $449.99
    FMF Powercore 2.1 Muffler Titanium 025254Built to provide excellent power for today’s tracks geared toward 4-stroke machines, Smooth power curve throughout the RPM range, Large diameter canister for more tenability and longer lasting packing life,...
    18211915
    SKU:
    18211915
    Availability:
    Ships Same Business Day
    Weight:
    4.60 LBS
    PIPE MATERIAL:
    TITANIUM
    UNITS:
    EACH
    END CAP MATERIAL:
    TITANIUM
    MODEL:
    POWERCORE 2.1
    MUFFLER COLOR/FINISH:
    ANODIZED BLUE
    MUFFLER MATERIAL:
    TITANIUM
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    $449.99
    Qty in Cart: 0
    Quantity:
    Price:
    $449.99
    Subtotal:
  • FMF Factory 4.1 RCT Muffler - Anodized Titanium 045648

    FMF Factory 4.1 RCT Muffler - Anodized Titanium 045648

    FMF

    $649.99
    FMF Factory 4.1 RCT Muffler Anodized Titanium 045648The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technologyâ„¢ both internally and externally, In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and...
    18212001
    SKU:
    18212001
    Availability:
    Ships Same Business Day
    Weight:
    6.25 LBS
    PIPE MATERIAL:
    TITANIUM
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    END CAP MATERIAL:
    CARBON FIBER
    MODEL:
    FACTORY 4.1 RCT
    MUFFLER COLOR/FINISH:
    ANODIZED BLUE
    MUFFLER MATERIAL:
    TITANIUM
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    MUFFLER
    $649.99
    Qty in Cart: 0
    Quantity:
    Price:
    $649.99
    Subtotal:
  • FMF Powercore 2.1 Shorty Muffler 025253

    FMF Powercore 2.1 Shorty Muffler 025253

    FMF

    $239.99
    FMF Powercore 2.1 Shorty Muffler 025253The measure which others aim for, With their lightweight titanium or extruded aluminum oval canisters mated to a perforated core, these silencers are above the competition
    18211914
    SKU:
    18211914
    Availability:
    Ships Same Business Day
    Weight:
    2.85 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MUFFLER COLOR/FINISH:
    RAW
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    STYLE:
    SHORT
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    POWERCORE 2.1 SHORTY
    PIPE MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    $239.99
    Qty in Cart: 0
    Quantity:
    Price:
    $239.99
    Subtotal:
  • Pro Circuit T-6 Slip-On Exhaust 2020 Honda CRF250R 0112025A2

    Pro Circuit T-6 Slip-On Exhaust 2020 Honda CRF250R 0112025A2

    PRO CIRCUIT

    $950.95
    Pro Circuit 0112025A2 T-6 Dual Slip-On Silencer for Honda CRF Models Elevate your riding experience with the Pro Circuit 0112025A2 T-6 Dual Slip-On Silencer, meticulously engineered for Honda CRF models. This high-performance silencer combines...
    18211997
    SKU:
    18211997
    Availability:
    Ships Same Business Day
    Weight:
    17.00 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    T-6
    PRODUCT NAME:
    SILENCER
    UNITS:
    PAIR
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    MUFFLER MATERIAL:
    ALUMINUM
    Qty in Cart: 0
    Quantity:
    Price:
    $950.95
    Subtotal:
  • Pro Circuit T-6 Slip-On Silencer Kawasaki KX250F 2020 0122025A

    Pro Circuit T-6 Slip-On Silencer Kawasaki KX250F 2020 0122025A

    PRO CIRCUIT

    $590.95
    Transform your riding experience with the Pro Circuit 0122025A T-6 Slip-On Silencer, expertly engineered to enhance the performance of your 2020 Kawasaki KX250F. This high-quality silencer combines lightweight materials with robust construction, ensuring...
    18211976
    SKU:
    18211976
    Availability:
    Ships Same Business Day
    Weight:
    9.90 LBS
    MODEL:
    T-6
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    $590.95
    Qty in Cart: 0
    Quantity:
    Price:
    $590.95
    Subtotal:
  • Pro Circuit T-6 Slip-On Silencer Husqvarna FE 350 2020-2022 0162035A Pro Circuit T-6 Slip-On Silencer Husqvarna FE 350 2020-2022 0162035A

    Pro Circuit T-6 Slip-On Silencer Husqvarna FE 350 2020-2022 0162035A

    PRO CIRCUIT

    $590.95
    Pro Circuit 0162035A T-6 Slip-On Silencer for Husqvarna FE Models Elevate your riding performance with the Pro Circuit 0162035A T-6 Slip-On Silencer, meticulously crafted for Husqvarna FE models. This silencer combines advanced engineering with premium...
    18212032
    SKU:
    18212032
    Availability:
    Ships Same Business Day
    Weight:
    8.70 LBS
    MODEL:
    T-6
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    $590.95
    Qty in Cart: 0
    Quantity:
    Price:
    $590.95
    Subtotal:
  • Pro Circuit T-6 Slip-On Silencer for Kawasaki KLX230R 2020-2022 0122023A

    Pro Circuit T-6 Slip-On Silencer for Kawasaki KLX230R 2020-2022 0122023A

    PRO CIRCUIT

    $465.95
    Elevate your off-road experience with the Pro Circuit 0122023A T-6 Slip-On Muffler, specifically designed for the 2020 Kawasaki KLX230R. This high-performance muffler not only enhances the power and efficiency of your bike but also provides a robust...
    18212014
    SKU:
    18212014
    Availability:
    Ships Same Business Day
    Weight:
    7.90 LBS
    TYPE:
    SLIP-ON
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    END CAP STYLE:
    CONICAL
    MUFFLER MATERIAL:
    ALUMINUM
    UNITS:
    EACH
    BASE COLOR:
    SILVER
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    T-6
    $465.95
    Qty in Cart: 0
    Quantity:
    Price:
    $465.95
    Subtotal:
  • Pro Circuit T-6 Slip-On Silencer for Kawasaki KLX300R 2020-2022 0122030A

    Pro Circuit T-6 Slip-On Silencer for Kawasaki KLX300R 2020-2022 0122030A

    PRO CIRCUIT

    $465.95
    Elevate your off-road adventures with the Pro Circuit 0122030A T-6 Slip-On Muffler, meticulously engineered for the Kawasaki KLX300R (2020-2025). This high-performance upgrade not only enhances power and efficiency but also ensures durability in the...
    18212015
    SKU:
    18212015
    Availability:
    Ships Same Business Day
    Weight:
    7.85 LBS
    END CAP STYLE:
    CONICAL
    MUFFLER MATERIAL:
    ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    BASE COLOR:
    SILVER
    MODEL:
    T-6
    $465.95
    Qty in Cart: 0
    Quantity:
    Price:
    $465.95
    Subtotal:
  • Pro Circuit T-6 Stainless Slip-On Exhaust Honda CRF450X 2019-2024 0111945GXA

    Pro Circuit T-6 Stainless Slip-On Exhaust Honda CRF450X 2019-2024 0111945GXA

    PRO CIRCUIT

    $590.95
    Pro Circuit T-6 Slip-On Exhaust - Part # 0111945GXA Elevate your riding experience with the Pro Circuit T-6 Slip-On Exhaust, designed specifically for the Honda CRF450X. This exhaust system combines cutting-edge engineering with robust materials to...
    18211968
    SKU:
    18211968
    Availability:
    Ships Same Business Day
    Weight:
    9.50 LBS
    PRODUCT NAME:
    SILENCER
    MODEL:
    T-6
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    ALUMINUM
    $590.95
    Qty in Cart: 0
    Quantity:
    Price:
    $590.95
    Subtotal:
  • Pro Circuit T-6 Slip-On Silencer KTM 250 SX-F 2019-2022 0151925A

    Pro Circuit T-6 Slip-On Silencer KTM 250 SX-F 2019-2022 0151925A

    PRO CIRCUIT

    $590.95
    Pro Circuit T-6 Stainless Slip-On Exhaust - Part # 0151925A Transform your off-road experience with the Pro Circuit T-6 Stainless Slip-On Exhaust, engineered for riders who prioritize performance and resilience. This exhaust system not only enhances your...
    18211934
    SKU:
    18211934
    Availability:
    Ships Same Business Day
    Weight:
    8.40 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    ALUMINUM
    MODEL:
    T-6
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    $590.95
    Qty in Cart: 0
    Quantity:
    Price:
    $590.95
    Subtotal:
  • Pro Circuit T-6 Slip-On Exhaust KTM 350 SX-F 2019-2022 0151935A

    Pro Circuit T-6 Slip-On Exhaust KTM 350 SX-F 2019-2022 0151935A

    PRO CIRCUIT

    $590.95
    Elevate your off-road adventures with the Pro Circuit T-6 Stainless Slip-On Exhaust, engineered for riders who demand superior performance without compromising on quality. This exhaust system not only enhances power and efficiency but also boasts a...
    18211935
    SKU:
    18211935
    Availability:
    Ships Same Business Day
    Weight:
    8.40 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    T-6
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    $590.95
    Qty in Cart: 0
    Quantity:
    Price:
    $590.95
    Subtotal:
  • Pro Circuit T-6 Slip-On Exhaust Honda CRF450R 2019-2020 0111945A2

    Pro Circuit T-6 Slip-On Exhaust Honda CRF450R 2019-2020 0111945A2

    PRO CIRCUIT

    $950.95
    Pro Circuit T-6 Slip-On Exhaust - Part # 0111945A2 Elevate your riding experience with the Pro Circuit T-6 Slip-On Exhaust, specifically designed for the Honda CRF450R/RX. This exhaust system combines cutting-edge engineering with durable materials to...
    18211946
    SKU:
    18211946
    Availability:
    Ships Same Business Day
    Weight:
    16.80 LBS
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    MODEL:
    T-6
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    PAIR
    END CAP MATERIAL:
    STAINLESS STEEL
    $950.95
    Qty in Cart: 0
    Quantity:
    Price:
    $950.95
    Subtotal:
  • Pro Circuit T-6 Slip-On Exhaust Suzuki RM-Z250 2019-2025 0141925A

    Pro Circuit T-6 Slip-On Exhaust Suzuki RM-Z250 2019-2025 0141925A

    PRO CIRCUIT

    $590.95
    Elevate your riding experience with the Pro Circuit T-6 Stainless Steel Slip-On Silencer, designed specifically for the Suzuki RM-Z250. This high-performance upgrade not only enhances power and efficiency but also provides a sleek aesthetic that serious...
    18211961
    SKU:
    18211961
    Availability:
    Ships Same Business Day
    Weight:
    10.10 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    T-6
    $590.95
    Qty in Cart: 0
    Quantity:
    Price:
    $590.95
    Subtotal:
  • Pro Circuit T-4 Slip-On Exhaust Honda CRF450R 2005 4H05450

    Pro Circuit T-4 Slip-On Exhaust Honda CRF450R 2005 4H05450

    PRO CIRCUIT

    $539.95
    Pro Circuit T-4 Slip-On Exhaust - Part # 4H05450 Elevate your off-road adventures with the Pro Circuit T-4 Slip-On Exhaust, meticulously crafted to enhance your bike’s performance while ensuring long-lasting reliability. This exhaust system is perfect...
    18210175
    SKU:
    18210175
    Availability:
    Ships Same Business Day
    Weight:
    6.00 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    FEATURES:
    WITH SPARK ARRESTOR
    MODEL:
    T-4
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    MUFFLER MATERIAL:
    ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    STYLE:
    ROUND
    UNITS:
    EACH
    MUFFLER COLOR/FINISH:
    POLISHED
    $539.95
    Qty in Cart: 0
    Quantity:
    Price:
    $539.95
    Subtotal:
  • Pro Circuit T-6 Slip-On Exhaust Kawasaki KX250F 2009-2016 0121425A

    Pro Circuit T-6 Slip-On Exhaust Kawasaki KX250F 2009-2016 0121425A

    PRO CIRCUIT

    $590.95
    Transform your riding experience with the Pro Circuit T-6 Stainless Slip-On Silencer. This high-performance exhaust solution is engineered for riders seeking to enhance their bike's power and efficiency without compromising on quality. With its...
    18211604
    SKU:
    18211604
    Availability:
    Ships Same Business Day
    Weight:
    9.35 LBS
    PRODUCT NAME:
    SILENCER
    MODEL:
    T-6
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    ALUMINUM
    $590.95
    Qty in Cart: 0
    Quantity:
    Price:
    $590.95
    Subtotal:
  • Pro Circuit T-5 Slip-On Exhaust for Kawasaki KLR650 2008-2015 0121365A

    Pro Circuit T-5 Slip-On Exhaust for Kawasaki KLR650 2008-2015 0121365A

    PRO CIRCUIT

    $590.95
    Pro Circuit T-5 Slip-On Muffler - Part # 0121365A Transform your riding experience with the Pro Circuit T-5 Slip-On Muffler, crafted for those who demand both performance and reliability. This muffler is engineered for off-road enthusiasts and...
    18211532
    SKU:
    18211532
    Availability:
    Ships Same Business Day
    Weight:
    13.05 LBS
    FEATURES:
    WITH SPARK ARRESTOR
    PIPE MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MODEL:
    T-5
    Qty in Cart: 0
    Quantity:
    Price:
    $590.95
    Subtotal:
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