Dirt Bike 4-Stroke Mufflers

Dirt Bike 4-Stroke Mufflers

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  • Price
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  • FMF Q4 Muffler 041585

    FMF Q4 Muffler 041585

    FMF

    $379.99
    FMF Q4 Muffler 041585The Q series features advanced engineering to precisely locate baffles and chambers to absorb sound, Less mass to enhance power-to-weight ratio, Quiet power with minimal sacrifice for performance, Developed over years of championship...
    18211967
    SKU:
    18211967
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    PRODUCT NAME:
    SILENCER
    END CAP MATERIAL:
    STAINLESS STEEL
    END CAP STYLE:
    CONICAL
    UNITS:
    EACH
    BASE COLOR:
    SILVER
    MODEL:
    Q4
    MUFFLER MATERIAL:
    ALUMINUM
    MUFFLER COLOR/FINISH:
    RAW
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    OVAL
    TYPE:
    SLIP-ON
    Qty in Cart: 0
    Quantity:
    Price:
    $379.99
    Subtotal:
  • FMF Powercore 4 Muffler 041584

    FMF Powercore 4 Muffler 041584

    FMF

    $359.99
    FMF Powercore 4 Muffler 041584Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding, Aluminum construction and stainless steel...
    18211966
    SKU:
    18211966
    Availability:
    Ships Same Business Day
    Weight:
    2.45 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    END CAP STYLE:
    CONICAL
    MODEL:
    POWERCORE 4
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    OVAL
    TYPE:
    SLIP-ON
    BASE COLOR:
    SILVER
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    MUFFLER
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $359.99
    Subtotal:
  • FMF Mini PowerCore 4 Slip-On Muffler - with Spark Arrestor 041582

    FMF Mini PowerCore 4 Slip-On Muffler - with Spark Arrestor 041582

    FMF

    $239.99
    FMF Mini PowerCore 4 Slip-On Muffler with Spark Arrestor 041582Features a Hi-Flo stainless steel core and formed end caps, Aircraft grade aluminum canister, You will swear the motor has been bored and stroked with the first twist of the throttle, Pounds...
    18211965
    SKU:
    18211965
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    FEATURES:
    WITH SPARK ARRESTOR
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    MODEL:
    MINI POWERCORE 4
    PRODUCT NAME:
    MUFFLER
    $239.99
    Qty in Cart: 0
    Quantity:
    Price:
    $239.99
    Subtotal:
  • FMF Mini PowerCore 4 Slip-On Muffler - without Spark Arrestor - CRF125F '19+ 041581

    FMF Mini PowerCore 4 Slip-On Muffler - without Spark Arrestor - CRF125F '19+ 041581

    FMF

    $209.99
    FMF Mini PowerCore 4 Slip-On Muffler without Spark Arrestor CRF125F '19+ 041581Features a Hi-Flo stainless steel core and formed end caps, Aircraft grade aluminum canister, You will swear the motor has been bored and stroked with the first twist of the...
    18211964
    SKU:
    18211964
    Availability:
    Ships Same Business Day
    Weight:
    1.80 LBS
    FEATURES:
    WITHOUT SPARK ARRESTOR
    MODEL:
    MINI POWERCORE 4
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    $209.99
    Qty in Cart: 0
    Quantity:
    Price:
    $209.99
    Subtotal:
  • FMF Factory 4.1 RCT Muffler - Anodized Titanium 044429

    FMF Factory 4.1 RCT Muffler - Anodized Titanium 044429

    FMF

    $799.99
    FMF Factory 4.1 RCT Muffler Anodized Titanium 044429The 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...
    18211612
    SKU:
    18211612
    Availability:
    Ships Same Business Day
    Weight:
    6.40 LBS
    PRODUCT NAME:
    MUFFLER
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    CARBON FIBER
    MUFFLER MATERIAL:
    TITANIUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MODEL:
    FACTORY 4.1 RCT
    MUFFLER COLOR/FINISH:
    ANODIZED BLUE
    PIPE MATERIAL:
    TITANIUM
    RIDING STYLE:
    OFF-ROAD
    Qty in Cart: 0
    Quantity:
    Price:
    $799.99
    Subtotal:
  • FMF Factory 4.1 RCT Muffler - Aluminum 044427

    FMF Factory 4.1 RCT Muffler - Aluminum 044427

    FMF

    $674.99
    FMF Factory 4.1 RCT Muffler Aluminum 044427The 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 complementary...
    18211610
    SKU:
    18211610
    Availability:
    Ships Same Business Day
    Weight:
    8.10 LBS
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    MUFFLER COLOR/FINISH:
    RAW
    MUFFLER MATERIAL:
    ALUMINUM
    END CAP MATERIAL:
    CARBON FIBER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MODEL:
    FACTORY 4.1 RCT
    Qty in Cart: 0
    Quantity:
    Price:
    $674.99
    Subtotal:
  • FMF Q4 HEX Muffler 044426

    FMF Q4 HEX Muffler 044426

    FMF

    $449.99
    FMF Q4 HEX Muffler 044426The Q4 employs intricate chambers, baffles and proprietary multistage packing material, With the Q4 you don’t need to hear the power, just feel the power!, Less sound equals more ground, Power gains throughout the entire rpm...
    18211609
    SKU:
    18211609
    Availability:
    Ships Same Business Day
    Weight:
    8.43 LBS
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    END CAP MATERIAL:
    STAINLESS STEEL
    WEIGHT IMPERIAL:
    6.1 LB
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    MUFFLER
    UNITS:
    EACH
    MODEL:
    Q4 HEX
    MUFFLER COLOR/FINISH:
    RAW
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    Qty in Cart: 0
    Quantity:
    Price:
    $449.99
    Subtotal:
  • FMF PowerCore 4 HEX Muffler 044423

    FMF PowerCore 4 HEX Muffler 044423

    FMF

    $399.99
    FMF PowerCore 4 HEX Muffler 044423Overall increase in power and torque, Durable stainless steel and aluminum construction, Space Age internal packing material for maximum longevity, Internal shape of core uses Hi-Flo technology, Enhanced sonic evacuation...
    18211606
    SKU:
    18211606
    Availability:
    Ships Same Business Day
    Weight:
    8.12 LBS
    MODEL:
    POWERCORE 4 HEX
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    END CAP MATERIAL:
    STAINLESS STEEL
    UNITS:
    EACH
    MUFFLER COLOR/FINISH:
    RAW
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    MUFFLER
    $399.99
    Qty in Cart: 0
    Quantity:
    Price:
    $399.99
    Subtotal:
  • FMF Powercore 4 HEX Muffler 045645

    FMF Powercore 4 HEX Muffler 045645

    FMF

    $399.99
    FMF Powercore 4 HEX Muffler 045645Overall increase in power and torque, Durable stainless steel and aluminum construction, Space Age internal packing material for maximum longevity, Internal shape of core uses Hi-Flo technology, Enhanced sonic evacuation...
    18211998
    SKU:
    18211998
    Availability:
    Ships Same Business Day
    Weight:
    6.10 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    POWERCORE 4 HEX
    PIPE MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    MUFFLER
    UNITS:
    EACH
    MUFFLER COLOR/FINISH:
    RAW
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    $399.99
    Qty in Cart: 0
    Quantity:
    Price:
    $399.99
    Subtotal:
  • FMF Powercore 4 Muffler 044110

    FMF Powercore 4 Muffler 044110

    FMF

    $409.99
    FMF Powercore 4 Muffler 044110Developed to increase the horsepower and torque throughout the entire power curve producing a noticeable power increase that is usable and compatible with every style of riding, Aluminum construction and stainless steel...
    18210168
    SKU:
    18210168
    Availability:
    Ships Same Business Day
    Weight:
    5.20 LBS
    MODEL:
    POWERCORE 4
    MUFFLER MATERIAL:
    ALUMINUM
    STYLE:
    OVAL
    PRODUCT NAME:
    MUFFLER
    TYPE:
    SLIP-ON
    BASE COLOR:
    SILVER
    END CAP MATERIAL:
    STAINLESS STEEL
    END CAP STYLE:
    CONICAL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $409.99
    Subtotal:
  • FMF Q4 Muffler 041339

    FMF Q4 Muffler 041339

    FMF

    $449.99
    FMF Q4 Muffler 041339The Q series features advanced engineering to precisely locate baffles and chambers to absorb sound, Less mass to enhance power-to-weight ratio, Quiet power with minimal sacrifice for performance, Developed over years of championship...
    18210894
    SKU:
    18210894
    Availability:
    Ships Same Business Day
    Weight:
    7.85 LBS
    END CAP STYLE:
    CONICAL
    PRODUCT NAME:
    MUFFLER
    TYPE:
    SLIP-ON
    MODEL:
    Q4
    MUFFLER MATERIAL:
    ALUMINUM
    STYLE:
    OVAL
    BASE COLOR:
    SILVER
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER COLOR/FINISH:
    RAW
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $449.99
    Subtotal:
  • FMF Factory 4.1 RCT Muffler - Aluminum 044453

    FMF Factory 4.1 RCT Muffler - Aluminum 044453

    FMF

    $649.99
    FMF Factory 4.1 RCT Muffler Aluminum 044453The 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 complementary...
    18211883
    SKU:
    18211883
    Availability:
    Ships Same Business Day
    Weight:
    7.80 LBS
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    END CAP MATERIAL:
    CARBON FIBER
    MODEL:
    FACTORY 4.1 RCT
    MUFFLER COLOR/FINISH:
    RAW
    MUFFLER MATERIAL:
    ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    $649.99
    Qty in Cart: 0
    Quantity:
    Price:
    $649.99
    Subtotal:
  • 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 Mufflers - '20 CRF250R/RX 0112025A2

    PRO CIRCUIT T-6 Mufflers - '20 CRF250R/RX 0112025A2

    PRO CIRCUIT

    $950.95
    PRO CIRCUIT T-6 Mufflers '20 CRF250R/RX 0112025A2T-6 Stainless Slip-On Silencers are designed for a rider looking for an inexpensive, easy-to-install, durable performance silencer that can bolt onto their stock headpipe, Constructed of stainless steel...
    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
    $950.95
    Qty in Cart: 0
    Quantity:
    Price:
    $950.95
    Subtotal:
  • PRO CIRCUIT T-6 Muffler 0122025A

    PRO CIRCUIT T-6 Muffler 0122025A

    PRO CIRCUIT

    $590.95
    PRO CIRCUIT T-6 Muffler 0122025AT-6 Stainless Slip-On Silencers are designed for a rider looking for an inexpensive, easy-to-install, durable performance silencer that can bolt onto their stock headpipe, Constructed of stainless steel throughout the...
    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 Muffler 0162035A PRO CIRCUIT T-6 Muffler 0162035A

    PRO CIRCUIT T-6 Muffler 0162035A

    PRO CIRCUIT

    $590.95
    PRO CIRCUIT T-6 Muffler 0162035AT-6 Stainless Slip-On Silencers are designed for a rider looking for an inexpensive, easy-to-install, durable performance silencer that can bolt onto their stock headpipe, Constructed of stainless steel throughout the...
    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 Muffler - KLX230R 0122023A

    PRO CIRCUIT T-6 Muffler - KLX230R 0122023A

    PRO CIRCUIT

    $465.95
    PRO CIRCUIT T-6 Muffler KLX230R 0122023AOffers improved performance and durability off-road riders will appreciate, Stainless steel mid pipe, A United States Forest Service approved spark arrestor comes equipped making it easy to alternate between...
    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 Muffler - KLX300R 0122030A

    PRO CIRCUIT T-6 Muffler - KLX300R 0122030A

    PRO CIRCUIT

    $465.95
    PRO CIRCUIT T-6 Muffler KLX300R 0122030AOffers improved performance and durability off-road riders will appreciate, Stainless steel mid pipe, A United States Forest Service approved spark arrestor comes equipped making it easy to alternate between...
    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:
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