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 Powercore 2.1 Shorty Muffler 025255

    FMF Powercore 2.1 Shorty Muffler 025255

    FMF

    $449.99
    FMF Powercore 2.1 Shorty Muffler 025255The 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
    18211916
    SKU:
    18211916
    Availability:
    Ships Same Business Day
    Weight:
    4.15 LBS
    PIPE MATERIAL:
    TITANIUM
    UNITS:
    EACH
    END CAP MATERIAL:
    TITANIUM
    MUFFLER COLOR/FINISH:
    ANODIZED BLUE
    PRODUCT NAME:
    SILENCER
    STYLE:
    SHORT
    MODEL:
    POWERCORE 2.1 SHORTY
    MUFFLER MATERIAL:
    TITANIUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    $449.99
    Qty in Cart: 0
    Quantity:
    Price:
    $449.99
    Subtotal:
  • FMF Turbinecore 2.1 Muffler 025256

    FMF Turbinecore 2.1 Muffler 025256

    FMF

    $269.99
    FMF Turbinecore 2.1 Muffler 025256The 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...
    18211917
    SKU:
    18211917
    Availability:
    Ships Same Business Day
    Weight:
    4.05 LBS
    PIPE MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    END CAP STYLE:
    SLASH-CUT
    MATERIAL:
    ALUMINUM
    MODEL:
    TURBINECORE 2.1
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    ROUND
    $269.99
    Qty in Cart: 0
    Quantity:
    Price:
    $269.99
    Subtotal:
  • FMF PowerCore 4 HEX Muffler 045626

    FMF PowerCore 4 HEX Muffler 045626

    FMF

    $549.99
    FMF PowerCore 4 HEX Muffler 045626Overall 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...
    18211918
    SKU:
    18211918
    Availability:
    Ships Same Business Day
    Weight:
    7.20 LBS
    MODEL:
    POWERCORE 4 HEX
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER COLOR/FINISH:
    RAW
    MUFFLER MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    $549.99
    Qty in Cart: 0
    Quantity:
    Price:
    $549.99
    Subtotal:
  • FMF Q4 HEX Muffler 045627

    FMF Q4 HEX Muffler 045627

    FMF

    $569.99
    FMF Q4 HEX Muffler 045627The 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...
    18211919
    SKU:
    18211919
    Availability:
    Ships Same Business Day
    Weight:
    7.30 LBS
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER COLOR/FINISH:
    RAW
    MUFFLER MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MODEL:
    Q4 HEX
    $569.99
    Qty in Cart: 0
    Quantity:
    Price:
    $569.99
    Subtotal:
  • FMF Factory 4.1 RCT Muffler - Aluminum 045628

    FMF Factory 4.1 RCT Muffler - Aluminum 045628

    FMF

    $674.99
    FMF Factory 4.1 RCT Muffler Aluminum 045628The 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...
    18211920
    SKU:
    18211920
    Availability:
    Ships Same Business Day
    Weight:
    3.40 LBS
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    END CAP MATERIAL:
    CARBON FIBER
    MODEL:
    FACTORY 4.1 RCT
    MUFFLER COLOR/FINISH:
    RAW
    MUFFLER MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    PIPE MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    PRODUCT NAME:
    MUFFLER
    $674.99
    Qty in Cart: 0
    Quantity:
    Price:
    $674.99
    Subtotal:
  • FMF Factory 4.1 RCT Muffler - Anodized Titanium 045629

    FMF Factory 4.1 RCT Muffler - Anodized Titanium 045629

    FMF

    $854.99
    FMF Factory 4.1 RCT Muffler Anodized Titanium 045629The 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...
    18211921
    SKU:
    18211921
    Availability:
    Ships Same Business Day
    Weight:
    7.10 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:
    ANODIZED BLUE
    MUFFLER MATERIAL:
    TITANIUM
    PIPE MATERIAL:
    TITANIUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    $854.99
    Qty in Cart: 0
    Quantity:
    Price:
    $854.99
    Subtotal:
  • FMF Factory 4.1 RCT Muffler - Anodized Titanium 045633

    FMF Factory 4.1 RCT Muffler - Anodized Titanium 045633

    FMF

    $854.99
    FMF Factory 4.1 RCT Muffler Anodized Titanium 045633The 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...
    18211925
    SKU:
    18211925
    Availability:
    Ships Same Business Day
    Weight:
    6.60 LBS
    MODEL:
    FACTORY 4.1 RCT
    MUFFLER COLOR/FINISH:
    ANODIZED BLUE
    PIPE MATERIAL:
    TITANIUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    CARBON FIBER
    MUFFLER MATERIAL:
    TITANIUM
    PRODUCT NAME:
    MUFFLER
    UNITS:
    EACH
    $854.99
    Qty in Cart: 0
    Quantity:
    Price:
    $854.99
    Subtotal:
  • FMF Powercore 2 Silencer 025186

    FMF Powercore 2 Silencer 025186

    FMF

    $199.99
    FMF Powercore 2 Silencer 025186The most popular 2-stroke silencers in FMF's arsenal, The elliptically shaped bodies with perforated core perform well in any condition, Equipped with a Performance Flow end cap and nickel-plated front stinger
    18211745
    SKU:
    18211745
    Availability:
    Ships Same Business Day
    Weight:
    2.70 LBS
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    BASE COLOR:
    SILVER
    END CAP COLOR/FINISH:
    STAINLESS STEEL
    COLOR/FINISH:
    SILVER
    END CAP STYLE:
    CONICAL
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MATERIAL:
    STAINLESS STEEL
    MODEL:
    POWERCORE 2
    STYLE:
    ELLIPTICAL
    TYPE:
    SLIP-ON SILENCER
    $199.99
    Qty in Cart: 0
    Quantity:
    Price:
    $199.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 025189

    FMF Turbinecore 2 Silencer 025189

    FMF

    $219.99
    FMF Turbinecore 2 Silencer 025189Uses 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
    18211746
    SKU:
    18211746
    Availability:
    Ships Same Business Day
    Weight:
    3.25 LBS
    MODEL:
    TURBINECORE 2
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    BASE COLOR:
    SILVER
    END CAP MATERIAL:
    STAINLESS STEEL
    STYLE:
    OVAL
    END CAP STYLE:
    CONICAL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Powercore 2.1 Muffler - Aluminum 025191

    FMF Powercore 2.1 Muffler - Aluminum 025191

    FMF

    $239.99
    FMF Powercore 2.1 Muffler Aluminum 025191Built 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,...
    18211747
    SKU:
    18211747
    Availability:
    Ships Same Business Day
    Weight:
    2.50 LBS
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER COLOR/FINISH:
    RAW
    MUFFLER MATERIAL:
    ALUMINUM
    MODEL:
    POWERCORE 2.1
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    $239.99
    Qty in Cart: 0
    Quantity:
    Price:
    $239.99
    Subtotal:
  • FMF Turbinecore 2.1 Muffler 025193

    FMF Turbinecore 2.1 Muffler 025193

    FMF

    $269.99
    FMF Turbinecore 2.1 Muffler 025193The 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...
    18211749
    SKU:
    18211749
    Availability:
    Ships Same Business Day
    Weight:
    5.05 LBS
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    STYLE:
    ROUND
    END CAP MATERIAL:
    STAINLESS STEEL
    END CAP STYLE:
    SLASH-CUT
    MATERIAL:
    STAINLESS STEEL
    MATERIAL:
    ALUMINUM
    MODEL:
    TURBINECORE 2.1
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    Qty in Cart: 0
    Quantity:
    Price:
    $269.99
    Subtotal:
  • FMF Powercore 2 Silencer 025205

    FMF Powercore 2 Silencer 025205

    FMF

    $199.99
    FMF Powercore 2 Silencer 025205The most popular 2-stroke silencers in FMF's arsenal, The elliptically shaped bodies with perforated core perform well in any condition, Equipped with a Performance Flow end cap and nickel-plated front stinger
    18211785
    SKU:
    18211785
    Availability:
    Ships Same Business Day
    Weight:
    3.15 LBS
    COLOR/FINISH:
    SILVER
    MATERIAL:
    ALUMINUM
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    END CAP STYLE:
    CONICAL
    MATERIAL:
    STAINLESS STEEL
    MODEL:
    POWERCORE 2
    STYLE:
    ELLIPTICAL
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    BASE COLOR:
    SILVER
    END CAP COLOR/FINISH:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    TYPE:
    SLIP-ON SILENCER
    $199.99
    Qty in Cart: 0
    Quantity:
    Price:
    $199.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 025207

    FMF Turbinecore 2 Silencer 025207

    FMF

    $219.99
    FMF Turbinecore 2 Silencer 025207Uses 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
    18211787
    SKU:
    18211787
    Availability:
    Ships Same Business Day
    Weight:
    3.45 LBS
    BASE COLOR:
    SILVER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    STYLE:
    OVAL
    WEIGHT IMPERIAL:
    3.5 LB
    END CAP STYLE:
    CONICAL
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    TURBINECORE 2
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • FMF Powercore 2.1 Muffler - Aluminum 025208

    FMF Powercore 2.1 Muffler - Aluminum 025208

    FMF

    $239.99
    FMF Powercore 2.1 Muffler Aluminum 025208Built 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,...
    18211788
    SKU:
    18211788
    Availability:
    Ships Same Business Day
    Weight:
    3.65 LBS
    MUFFLER COLOR/FINISH:
    RAW
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    POWERCORE 2.1
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    $239.99
    Qty in Cart: 0
    Quantity:
    Price:
    $239.99
    Subtotal:
  • FMF Powercore 2.1 Muffler - Titanium 025209

    FMF Powercore 2.1 Muffler - Titanium 025209

    FMF

    $449.99
    FMF Powercore 2.1 Muffler Titanium 025209Built 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,...
    18211789
    SKU:
    18211789
    Availability:
    Ships Same Business Day
    Weight:
    4.80 LBS
    MUFFLER MATERIAL:
    TITANIUM
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    TITANIUM
    MODEL:
    POWERCORE 2.1
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MUFFLER COLOR/FINISH:
    ANODIZED BLUE
    $449.99
    Qty in Cart: 0
    Quantity:
    Price:
    $449.99
    Subtotal:
  • FMF Turbinecore 2.1 Muffler 025210

    FMF Turbinecore 2.1 Muffler 025210

    FMF

    $269.99
    FMF Turbinecore 2.1 Muffler 025210The 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...
    18211790
    SKU:
    18211790
    Availability:
    Ships Same Business Day
    Weight:
    4.00 LBS
    MATERIAL:
    STAINLESS STEEL
    MODEL:
    TURBINECORE 2.1
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MATERIAL:
    ALUMINUM
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    STYLE:
    ROUND
    END CAP MATERIAL:
    STAINLESS STEEL
    END CAP STYLE:
    SLASH-CUT
    PIPE MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    $269.99
    Qty in Cart: 0
    Quantity:
    Price:
    $269.99
    Subtotal:
  • FMF Turbinecore 2.1 Muffler 024067

    FMF Turbinecore 2.1 Muffler 024067

    FMF

    $269.99
    FMF Turbinecore 2.1 Muffler 024067The 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...
    18211791
    SKU:
    18211791
    Availability:
    Ships Same Business Day
    Weight:
    3.70 LBS
    MODEL:
    TURBINECORE 2.1
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    END CAP STYLE:
    SLASH-CUT
    MUFFLER MATERIAL:
    ALUMINUM
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    MATERIAL:
    STAINLESS STEEL
    STYLE:
    ROUND
    $269.99
    Qty in Cart: 0
    Quantity:
    Price:
    $269.99
    Subtotal:
  • FMF PowerCore 4 HEX Muffler 042345

    FMF PowerCore 4 HEX Muffler 042345

    FMF

    $399.99
    FMF PowerCore 4 HEX Muffler 042345Overall 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...
    18211794
    SKU:
    18211794
    Availability:
    Ships Same Business Day
    Weight:
    6.90 LBS
    MODEL:
    POWERCORE 4 HEX
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    MUFFLER
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER COLOR/FINISH:
    RAW
    RIDING STYLE:
    OFF-ROAD
    MUFFLER MATERIAL:
    ALUMINUM
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $399.99
    Subtotal:
  • FMF Turbinecore 2.1 Muffler 025220

    FMF Turbinecore 2.1 Muffler 025220

    FMF

    $269.99
    FMF Turbinecore 2.1 Muffler 025220The 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...
    18211831
    SKU:
    18211831
    Availability:
    Ships Same Business Day
    Weight:
    21.50 LBS
    END CAP STYLE:
    SLASH-CUT
    MUFFLER MATERIAL:
    ALUMINUM
    MODEL:
    TURBINECORE 2.1
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    MATERIAL:
    STAINLESS STEEL
    STYLE:
    ROUND
    $269.99
    Qty in Cart: 0
    Quantity:
    Price:
    $269.99
    Subtotal:
  • FMF Turbinecore 2 Silencer 025227

    FMF Turbinecore 2 Silencer 025227

    FMF

    $219.99
    FMF Turbinecore 2 Silencer 025227Uses 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
    18211834
    SKU:
    18211834
    Availability:
    Ships Same Business Day
    Weight:
    3.50 LBS
    END CAP STYLE:
    CONICAL
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    BASE COLOR:
    SILVER
    STYLE:
    OVAL
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    TURBINECORE 2
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
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