Select Your Ride

1
2
3

Dirt Bike Silencers/Mufflers

Dirt Bike Silencers/Mufflers

Dirt Bike Silencers/Mufflers

Dirt Bike Silencers & Mufflers for KTM 65 SX, Honda CRF250R & Husqvarna at JJ Motorsports

Boost your dirt bike's exhaust flow and sound with premium silencers and mufflers from JJ Motorsports, engineered for maximum power gains, reduced weight, and durable performance in motocross, enduro, and trail riding. Our selection includes high-flow slip-on mufflers, carbon fiber silencers, and hex-shaped designs with stainless steel construction, aluminum canisters, and spark arrestors for superior heat dissipation, crisp 2-stroke tone, and compliance with track regulations. Compatible with top models like KTM 65 SX (2016-2022), Husqvarna TC65 (2019-2022), and Honda CRF250R (2022), these race-proven components from trusted brands ensure easy bolt-on installation, reinforced mounting, and long-lasting glass packing without sacrificing low-end torque or mid-range punch. Whether you're chasing podiums or weekend thrills, upgrade to mufflers that deliver factory-level sound and efficiency for every rip.

Shop brands like FMF, MX2, and Pro Circuit for race-proven quality. Explore related categories such as dirt bike exhaust for headers and tips or dirt bike air and fuel for complete tuning.

Top Dirt Bike Silencers & Mufflers

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • FMF Mini PowerCore 4 Slip-On Muffler - without Spark Arrestor - CRF110F '19+ 041579

    FMF Mini PowerCore 4 Slip-On Muffler - without Spark Arrestor - CRF110F '19+ 041579

    FMF

    $209.99
    Features 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 lighter than stock
    18211962
    SKU:
    18211962
    Availability:
    Ships Same Business Day
    Weight:
    1.95 LBS
    MODEL:
    MINI POWERCORE 4
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    FEATURES:
    WITHOUT SPARK ARRESTOR
    $209.99
    Qty in Cart: 0
    Quantity:
    Price:
    $209.99
    Subtotal:
  • FMF Mini PowerCore 4 Slip-On Muffler - with Spark Arrestor 041580

    FMF Mini PowerCore 4 Slip-On Muffler - with Spark Arrestor 041580

    FMF

    $239.99
    Features 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 lighter than stock
    18211963
    SKU:
    18211963
    Availability:
    Ships Same Business Day
    Weight:
    2.55 LBS
    FEATURES:
    WITH SPARK ARRESTOR
    MODEL:
    MINI POWERCORE 4
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    $239.99
    Qty in Cart: 0
    Quantity:
    Price:
    $239.99
    Subtotal:
  • FMF Turbinecore 2.1 Muffler 025273

    FMF Turbinecore 2.1 Muffler 025273

    FMF

    $269.99
    The straight through design of the spark arrestor canister and the performance flow stainless steel end cap ensures strength, durability and most importantly, track and trail proven unrestricted power, The 2.1 utilizes a shape inspired by the 4.1 system,...
    18211983
    SKU:
    18211983
    Availability:
    Ships Same Business Day
    Weight:
    3.96 LBS
    MODEL:
    TURBINECORE 2.1
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP STYLE:
    SLASH-CUT
    MUFFLER MATERIAL:
    ALUMINUM
    END CAP MATERIAL:
    STAINLESS STEEL
    MATERIAL:
    STAINLESS STEEL
    STYLE:
    ROUND
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    $269.99
    Qty in Cart: 0
    Quantity:
    Price:
    $269.99
    Subtotal:
  • FMF Q4 HEX Muffler 045646

    FMF Q4 HEX Muffler 045646

    FMF

    $449.99
    The 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 range, Spark arrestor...
    18211999
    SKU:
    18211999
    Availability:
    Ships Same Business Day
    Weight:
    6.30 LBS
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    WEIGHT IMPERIAL:
    5.1 LB
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    ALUMINUM
    UNITS:
    EACH
    MODEL:
    Q4 HEX
    MUFFLER COLOR/FINISH:
    RAW
    $449.99
    Qty in Cart: 0
    Quantity:
    Price:
    $449.99
    Subtotal:
  • FMF Factory 4.1 RCT Muffler - Aluminum 045647

    FMF Factory 4.1 RCT Muffler - Aluminum 045647

    FMF

    $549.99
    The 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 to their Factory Forward Engineering -...
    18212000
    SKU:
    18212000
    Availability:
    Ships Same Business Day
    Weight:
    6.20 LBS
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    END CAP MATERIAL:
    CARBON FIBER
    MODEL:
    FACTORY 4.1 RCT
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    MUFFLER
    MUFFLER COLOR/FINISH:
    RAW
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    $549.99
    Qty in Cart: 0
    Quantity:
    Price:
    $549.99
    Subtotal:
  • FMF Powercore 4 HEX Muffler 045666

    FMF Powercore 4 HEX Muffler 045666

    FMF

    $399.99
    Overall 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 provides for higher flow and...
    18212005
    SKU:
    18212005
    Availability:
    Ships Same Business Day
    Weight:
    7.45 LBS
    MODEL:
    POWERCORE 4 HEX
    MUFFLER MATERIAL:
    ALUMINUM
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER COLOR/FINISH:
    RAW
    TYPE:
    SLIP-ON
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    $399.99
    Qty in Cart: 0
    Quantity:
    Price:
    $399.99
    Subtotal:
  • FMF Q4 HEX Muffler 045667 FMF Q4 HEX Muffler 045667

    FMF Q4 HEX Muffler 045667

    FMF

    $449.99
    The 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 range, Spark arrestor...
    18212006
    SKU:
    18212006
    Availability:
    Ships Same Business Day
    Weight:
    7.72 LBS
    MODEL:
    Q4 HEX
    MUFFLER COLOR/FINISH:
    RAW
    RIDING STYLE:
    OFF-ROAD
    END CAP MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    PRODUCT NAME:
    MUFFLER
    UNITS:
    EACH
    MUFFLER MATERIAL:
    ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    $449.99
    Qty in Cart: 0
    Quantity:
    Price:
    $449.99
    Subtotal:
  • FMF Factory 4.1 RCT Muffler - Anodized Titanium 045668

    FMF Factory 4.1 RCT Muffler - Anodized Titanium 045668

    FMF

    $749.99
    The 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 to their Factory Forward Engineering -...
    18212007
    SKU:
    18212007
    Availability:
    Ships Same Business Day
    Weight:
    7.41 LBS
    END CAP MATERIAL:
    CARBON FIBER
    PRODUCT NAME:
    MUFFLER
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    MODEL:
    FACTORY 4.1 RCT
    MUFFLER COLOR/FINISH:
    ANODIZED BLUE
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    MUFFLER MATERIAL:
    TITANIUM
    $749.99
    Qty in Cart: 0
    Quantity:
    Price:
    $749.99
    Subtotal:
  • FMF Powercore 2.1 Muffler - Aluminum 025278

    FMF Powercore 2.1 Muffler - Aluminum 025278

    FMF

    $239.99
    Built 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, Delivers a crisp, notable sound, Optimally...
    18212008
    SKU:
    18212008
    Availability:
    Ships Same Business Day
    Weight:
    3.43 LBS
    MODEL:
    POWERCORE 2.1
    MUFFLER MATERIAL:
    ALUMINUM
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    MUFFLER COLOR/FINISH:
    RAW
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    END CAP MATERIAL:
    STAINLESS STEEL
    $239.99
    Qty in Cart: 0
    Quantity:
    Price:
    $239.99
    Subtotal:
  • FMF Powercore 2.1 Muffler - Titanium 025279

    FMF Powercore 2.1 Muffler - Titanium 025279

    FMF

    $449.99
    Built to create smooth, tractable power to help in the toughest conditions, Smooth power curve throughout the RPM range, Larger diameter titanium canister for more tunability and longer lasting packing life, The EXTREME silencer delivers low decibel...
    18212009
    SKU:
    18212009
    Availability:
    Ships Same Business Day
    Weight:
    4.75 LBS
    END CAP MATERIAL:
    TITANIUM
    MODEL:
    POWERCORE 2.1 EXTREME
    MUFFLER COLOR/FINISH:
    ANODIZED BLUE
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    PRODUCT NAME:
    MUFFLER
    MUFFLER MATERIAL:
    TITANIUM
    PIPE MATERIAL:
    STAINLESS STEEL
    $449.99
    Qty in Cart: 0
    Quantity:
    Price:
    $449.99
    Subtotal:
  • FMF Powercore 4 Muffler 042387

    FMF Powercore 4 Muffler 042387

    FMF

    $399.99
    Hi-Flo end cap boosts all-around performance, Computer-designed and dyno-tested for every 4-stroke application, Enhanced sonic evacuation delivers a higher flow of exhaust gases, which increases power, A stainless steel mid-pipe mates to the...
    18212027
    SKU:
    18212027
    Availability:
    Ships Same Business Day
    Weight:
    6.50 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    MUFFLER MATERIAL:
    ALUMINUM
    BASE COLOR:
    SILVER
    MODEL:
    POWERCORE 4
    PRODUCT NAME:
    MUFFLER
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    $399.99
    Qty in Cart: 0
    Quantity:
    Price:
    $399.99
    Subtotal:
  • FMF Q4 Muffler 042388

    FMF Q4 Muffler 042388

    FMF

    $449.99
    Developed over years of championship off-road racing, Twin-stage core design for lower sound output and extended life of packing material, Comes standard with spark arrestor
    18212028
    SKU:
    18212028
    Availability:
    Ships Same Business Day
    Weight:
    6.60 LBS
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    MODEL:
    Q4 HEX
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    MUFFLER
    $449.99
    Qty in Cart: 0
    Quantity:
    Price:
    $449.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 020370

    FMF Turbinecore 2 Silencer 020370

    FMF

    $219.99
    Uses the exclusive "Turbine Dampening System", Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted power
    FMFSA9201
    SKU:
    FMFSA9201
    Availability:
    Ships Same Business Day
    Weight:
    2.81 LBS
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 020362

    FMF Turbinecore 2 Silencer 020362

    FMF

    $219.99
    Uses the exclusive "Turbine Dampening System", Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted power
    FMFSA8207
    SKU:
    FMFSA8207
    Availability:
    Ships Same Business Day
    Weight:
    2.88 LBS
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 020361

    FMF Turbinecore 2 Silencer 020361

    FMF

    $219.99
    Uses the exclusive "Turbine Dampening System", Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted power
    FMFSA8206
    SKU:
    FMFSA8206
    Availability:
    Ships Same Business Day
    Weight:
    3.15 LBS
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 020357

    FMF Turbinecore 2 Silencer 020357

    FMF

    $219.99
    Uses the exclusive "Turbine Dampening System", Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted power
    FMFSA8201
    SKU:
    FMFSA8201
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Turbinecore Spark Arrestor Silencer 020353

    FMF Turbinecore Spark Arrestor Silencer 020353

    FMF

    $219.99
    FMF's Turbine Dampening Separator (TDS) baffle design eliminates the exhaust restriction associated with conventional spark arrestors, Compact design is nearly identical in size and performance to FMF's standard silencer, Canister is easily disassembled...
    FMFSA815
    SKU:
    FMFSA815
    Availability:
    Ships Same Business Day
    Weight:
    3.00 LBS
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 020344

    FMF Turbinecore 2 Silencer 020344

    FMF

    $219.99
    Uses the exclusive "Turbine Dampening System", Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted power
    FMFSA7208
    SKU:
    FMFSA7208
    Availability:
    Ships Same Business Day
    Weight:
    3.12 LBS
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 020340

    FMF Turbinecore 2 Silencer 020340

    FMF

    $219.99
    Uses the exclusive "Turbine Dampening System", Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted power
    FMFSA7203
    SKU:
    FMFSA7203
    Availability:
    Ships Same Business Day
    Weight:
    3.11 LBS
    MODEL:
    TURBINECORE 2
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    BASE COLOR:
    SILVER
    END CAP MATERIAL:
    STAINLESS STEEL
    STYLE:
    OVAL
    END CAP STYLE:
    CONICAL
    UNITS:
    EACH
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 020339

    FMF Turbinecore 2 Silencer 020339

    FMF

    $219.99
    Uses the exclusive "Turbine Dampening System", Straight-through design of the spark arrestor canister and the Performance Flow stainless steel end cap ensure strength, durability and unrestricted power
    FMFSA7202
    SKU:
    FMFSA7202
    Availability:
    Ships Same Business Day
    Weight:
    3.30 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    TYPE:
    SLIP-ON
    END CAP STYLE:
    CONICAL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    STYLE:
    OVAL
    BASE COLOR:
    SILVER
    MODEL:
    TURBINECORE 2
    WEIGHT IMPERIAL:
    3.1 LB
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

SECURE & SAFE PAYMENT

EASY RETURNS

FAST DELIVERY

AUTHORIZED DEALER