Dirt Bike Silencers/Mufflers

Dirt Bike Silencers/Mufflers

Dirt Bike Silencers/Mufflers

J J Motorsports is a leading supplier of dirt bike silencers and mufflers for 2-stroke and 4-strokes online from popular brands like Bills Pipes, FMF, and Pro Circuit. Our dirt bike exhaust systems are specifically designed to reduce noise while still providing the power and performance you need. We offer a variety of dirt bike exhausts for both 2-stroke and 4-stroke engines, so you can find the perfect one for your ride. In addition to our dirt bike exhausts, we also carry a full line of dirt bike parts and accessories to keep your bike running at its best. Whether you're looking for a new set of tires or a replacement chain, we have what you need. Check out our selection of dirt bike parts and accessories today!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • FMF Factory 4.1 RCT Muffler - Aluminum 045647

    FMF Factory 4.1 RCT Muffler - Aluminum 045647

    FMF

    $549.99
    FMF Factory 4.1 RCT Muffler Aluminum 045647The 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...
    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
    FMF Powercore 4 HEX Muffler 045666Overall 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...
    18212005
    SKU:
    18212005
    Availability:
    Ships Same Business Day
    Weight:
    7.00 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
    FMF Q4 HEX Muffler 045667The 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...
    18212006
    SKU:
    18212006
    Availability:
    Ships Same Business Day
    Weight:
    7.15 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
    FMF Factory 4.1 RCT Muffler Anodized Titanium 045668The 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...
    18212007
    SKU:
    18212007
    Availability:
    Ships Same Business Day
    Weight:
    7.05 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
    FMF Powercore 2.1 Muffler Aluminum 025278Built 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,...
    18212008
    SKU:
    18212008
    Availability:
    Ships Same Business Day
    Weight:
    3.35 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
    FMF Powercore 2.1 Muffler Titanium 025279Built 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...
    18212009
    SKU:
    18212009
    Availability:
    Ships Same Business Day
    Weight:
    3.20 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
    FMF Powercore 4 Muffler 042387Hi-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...
    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
    FMF Q4 Muffler 042388Developed 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
    FMF Turbinecore 2 Silencer 020370Uses 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:
    2.75 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
    FMF Turbinecore 2 Silencer 020362Uses 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
    FMF Turbinecore 2 Silencer 020361Uses 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:
    2.95 LBS
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 020358

    FMF Turbinecore 2 Silencer 020358

    FMF

    $219.99
    FMF Turbinecore 2 Silencer 020358Uses 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
    FMFSA8203
    SKU:
    FMFSA8203
    Availability:
    Ships Same Business Day
    Weight:
    3.05 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
    FMF Turbinecore 2 Silencer 020357Uses 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 Turbinecore Spark Arrestor Silencer 020353FMF'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...
    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
    FMF Turbinecore 2 Silencer 020344Uses 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:
    2.85 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
    FMF Turbinecore 2 Silencer 020340Uses 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:
    3.00 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
    FMF Turbinecore 2 Silencer 020339Uses 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:
    3.15 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:
  • FMF Turbinecore 2 Silencer 020338

    FMF Turbinecore 2 Silencer 020338

    FMF

    $219.99
    FMF Turbinecore 2 Silencer 020338Uses 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
    FMFSA7200
    SKU:
    FMFSA7200
    Availability:
    Ships Same Business Day
    Weight:
    2.69 LBS
    BASE COLOR:
    SILVER
    END CAP MATERIAL:
    STAINLESS STEEL
    END CAP STYLE:
    CONICAL
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    OVAL
    TYPE:
    SLIP-ON
    MODEL:
    TURBINECORE 2
    PRODUCT NAME:
    MUFFLER
    WEIGHT IMPERIAL:
    2.5 LB
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Turbinecore Spark Arrestor Silencer 020337

    FMF Turbinecore Spark Arrestor Silencer 020337

    FMF

    $219.99
    FMF Turbinecore Spark Arrestor Silencer 020337FMF'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...
    FMFSA720
    SKU:
    FMFSA720
    Availability:
    Ships Same Business Day
    Weight:
    3.06 LBS
    END CAP STYLE:
    TURN-DOWN
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    STYLE:
    OVAL
    BASE COLOR:
    SILVER
    MODEL:
    TURBINECORE
    UNITS:
    EACH
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 020332

    FMF Turbinecore 2 Silencer 020332

    FMF

    $219.99
    FMF Turbinecore 2 Silencer 020332Uses 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
    FMFSA6208
    SKU:
    FMFSA6208
    Availability:
    Ships Same Business Day
    Weight:
    3.13 LBS
    MODEL:
    TURBINECORE 2
    RIDING STYLE:
    OFF-ROAD
    END CAP MATERIAL:
    STAINLESS STEEL
    STYLE:
    OVAL
    TYPE:
    SLIP-ON
    WEIGHT IMPERIAL:
    3 LB
    BASE COLOR:
    SILVER
    UNITS:
    EACH
    END CAP STYLE:
    CONICAL
    PRODUCT NAME:
    MUFFLER
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
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