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
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FMF PowerCore 4 HEX Muffler 044441
FMF
$399.99FMF PowerCore 4 HEX Muffler 044441Overall 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...18211836- SKU:
- 18211836
- Availability:
- Ships Same Business Day
- Weight:
- 6.65 LBS
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- RAW
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4 HEX
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
$399.99 -
FMF Q4 HEX Muffler 044442
FMF
$449.99FMF Q4 HEX Muffler 044442The 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...18211837- SKU:
- 18211837
- Availability:
- Ships Same Business Day
- Weight:
- 7.20 LBS
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- Q4 HEX
- MUFFLER COLOR/FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
$449.99 -
FMF Factory 4.1 RCT Muffler - Aluminum 044443
FMF
$649.99FMF Factory 4.1 RCT Muffler Aluminum 044443The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally, In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary...18211838- SKU:
- 18211838
- Availability:
- Ships Same Business Day
- Weight:
- 9.15 LBS
- PIPE MATERIAL:
- STAINLESS STEEL
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$649.99 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 044445
FMF
$849.99FMF Factory 4.1 RCT Muffler Anodized Titanium 044445The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally, In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and...18211840- SKU:
- 18211840
- Availability:
- Ships Same Business Day
- Weight:
- 8.35 LBS
- PIPE MATERIAL:
- TITANIUM
- UNITS:
- EACH
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- MUFFLER
$849.99 -
FMF Powercore 2.1 Muffler - Aluminum 024059
FMF
$239.99FMF Powercore 2.1 Muffler Aluminum 024059Built 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,...18211703- SKU:
- 18211703
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 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
- UNITS:
- EACH
$239.99 -
FMF Powercore 2.1 Muffler - Titanium 024060
FMF
$449.99FMF Powercore 2.1 Muffler Titanium 024060Built 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,...18211704- SKU:
- 18211704
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- TITANIUM
- MODEL:
- POWERCORE 2.1
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
$449.99Qty in Cart: 0Quantity:Price:$449.99Subtotal: -
FMF Turbinecore 2.1 Muffler 024061
FMF
$269.99FMF Turbinecore 2.1 Muffler 024061The 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...18211705- SKU:
- 18211705
- Availability:
- Ships Same Business Day
- Weight:
- 3.75 LBS
- PIPE MATERIAL:
- STAINLESS STEEL
- END CAP MATERIAL:
- STAINLESS STEEL
- END CAP STYLE:
- SLASH-CUT
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
- TYPE:
- SLIP-ON
- MATERIAL:
- ALUMINUM
- MODEL:
- TURBINECORE 2.1
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
$269.99 -
FMF Powercore 2.1 Muffler - Aluminum 024062
FMF
$239.99FMF Powercore 2.1 Muffler Aluminum 024062Built 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,...18211706- SKU:
- 18211706
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- MODEL:
- POWERCORE 2.1
- PIPE MATERIAL:
- STAINLESS STEEL
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$239.99 -
FMF Powercore 2.1 Muffler - Titanium 024063
FMF
$449.99FMF Powercore 2.1 Muffler Titanium 024063Built 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,...18211707- SKU:
- 18211707
- Availability:
- Ships Same Business Day
- Weight:
- 3.90 LBS
- PIPE MATERIAL:
- TITANIUM
- UNITS:
- EACH
- END CAP MATERIAL:
- TITANIUM
- MODEL:
- POWERCORE 2.1
- PRODUCT NAME:
- SILENCER
- MUFFLER MATERIAL:
- TITANIUM
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$449.99 -
FMF Turbinecore 2.1 Muffler 024064
FMF
$269.99FMF Turbinecore 2.1 Muffler 024064The 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...18211708- SKU:
- 18211708
- Availability:
- Ships Same Business Day
- Weight:
- 3.70 LBS
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- STYLE:
- ROUND
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- END CAP STYLE:
- SLASH-CUT
- MODEL:
- TURBINECORE 2.1
- MUFFLER MATERIAL:
- ALUMINUM
$269.99 -
FMF Q Muffler 025173
FMF
$219.99FMF Q Muffler 025173With its longer oval canister, the trademarked Q uses internal technology that retains optimum flow characteristics while enhancing sound absorption qualities, The U.S. Forest legal spark arrestor will meet the mandated 96dB sound...18211709- SKU:
- 18211709
- Availability:
- Ships Same Business Day
- Weight:
- 3.65 LBS
- UNITS:
- EACH
- WEIGHT IMPERIAL:
- 3.4 LB
- MODEL:
- Q
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- FEATURES:
- WITH SPARK ARRESTOR
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
$219.99 -
FMF Powercore 2.1 Muffler - Aluminum 025177
FMF
$239.99FMF Powercore 2.1 Muffler Aluminum 025177Built 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,...18211713- SKU:
- 18211713
- Availability:
- Ships Same Business Day
- Weight:
- 5.40 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- WEIGHT IMPERIAL:
- 2.6 LB
- MODEL:
- POWERCORE 2.1
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
$239.99 -
FMF Turbinecore 2.1 Muffler 025179
FMF
$269.99FMF Turbinecore 2.1 Muffler 025179The 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...18211715- SKU:
- 18211715
- Availability:
- Ships Same Business Day
- Weight:
- 4.10 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- END CAP STYLE:
- SLASH-CUT
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
- TYPE:
- SLIP-ON
- MATERIAL:
- ALUMINUM
- MODEL:
- TURBINECORE 2.1
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
$269.99 -
FMF PowerCore 4 HEX Muffler 045589
FMF
$399.99FMF PowerCore 4 HEX Muffler 045589Overall 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...18211716- SKU:
- 18211716
- Availability:
- Ships Same Business Day
- Weight:
- 6.67 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
- MODEL:
- POWERCORE 4 HEX
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- RAW
$399.99 -
FMF Q4 HEX Muffler 045590
FMF
$449.99FMF Q4 HEX Muffler 045590The 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...18211717- SKU:
- 18211717
- Availability:
- Ships Same Business Day
- Weight:
- 6.71 LBS
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- WEIGHT IMPERIAL:
- 5.1 LB
- MODEL:
- Q4 HEX
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- END CAP MATERIAL:
- STAINLESS STEEL
$449.99 -
FMF Factory 4.1 RCT Muffler - Aluminum 045594
FMF
$549.99FMF Factory 4.1 RCT Muffler Aluminum 045594The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally, In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and complementary...18211719- SKU:
- 18211719
- Availability:
- Ships Same Business Day
- Weight:
- 6.05 LBS
- 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
$549.99 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 045596
FMF
$599.99FMF Factory 4.1 RCT Muffler Anodized Titanium 045596The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally, In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and...18211721- SKU:
- 18211721
- Availability:
- Ships Same Business Day
- Weight:
- 7.05 LBS
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- END CAP MATERIAL:
- TITANIUM
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
$599.99 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 042286
FMF
$749.99FMF Factory 4.1 RCT Muffler Anodized Titanium 042286The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally, In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and...18211337- SKU:
- 18211337
- Availability:
- Ships Same Business Day
- Weight:
- 8.20 LBS
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON
$749.99 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 045586
FMF
$649.99FMF Factory 4.1 RCT Muffler Anodized Titanium 045586The Factory 4.1 RCT incorporates FMF's Resonance Chamber Technology™ both internally and externally, In addition, FMF achieves a shorter overall length that is less susceptible to crash damage and...18211698- SKU:
- 18211698
- Availability:
- Ships Same Business Day
- Weight:
- 7.05 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$649.99 -
FMF PowerCore 4 HEX Muffler 042327
FMF
$399.99FMF PowerCore 4 HEX Muffler 042327Overall 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...18211723- SKU:
- 18211723
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4 HEX
$399.99
