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
- FMF Powercore 4 Hex Muffler 041608 – Hex-shaped muffler with stainless steel construction for enhanced flow and durability; ideal for 4-stroke dirt bikes, ships same day.
- MX2 Carbon Silencer 65 SX 2016-2022 KTM TC65 Husqvarna 19-22 – Lightweight carbon fiber silencer with 6061 T-6 aluminum housing, stainless steel mid-pipe, and glass packing for crisp 2-stroke sound on KTM/Husqvarna youth models.
- Pro Circuit T-6 Slip-On Muffler Honda CRF250R 2022 0112225A – Stainless steel midpipe and aluminum canister slip-on for improved efficiency and sound; includes USFS spark arrestor for CRF250R.
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 Powercore 2 Silencer 025102
FMF
$199.99The 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 stinger18211452- SKU:
- 18211452
- Availability:
- Ships Same Business Day
- Weight:
- 2.14 LBS
- BASE COLOR:
- SILVER
- END CAP COLOR/FINISH:
- STAINLESS STEEL
- END CAP STYLE:
- CONICAL
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 2
- STYLE:
- ELLIPTICAL
- TYPE:
- SLIP-ON SILENCER
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
$199.99Qty in Cart: 0Quantity:Price:$199.99Subtotal: -
FMF PowerCore 4 HEX Muffler 042309
FMF
$399.99Overall 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...18211521- SKU:
- 18211521
- Availability:
- Ships Same Business Day
- Weight:
- 6.57 LBS
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- MODEL:
- POWERCORE 4 HEX
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 042267
FMF
$749.99The 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 to their Factory Forward Engineering -...18211227- SKU:
- 18211227
- Availability:
- Ships Same Business Day
- Weight:
- 7.89 LBS
- PIPE MATERIAL:
- TITANIUM
- UNITS:
- EACH
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- PRODUCT NAME:
- MUFFLER
$749.99Qty in Cart: 0Quantity:Price:$749.99Subtotal: -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 045570
FMF
$649.99The 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 to their Factory Forward Engineering -...18211644- SKU:
- 18211644
- Availability:
- Ships Same Business Day
- Weight:
- 6.70 LBS
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
$649.99Qty in Cart: 0Quantity:Price:$649.99Subtotal: -
FMF Powercore 4 Muffler 044312
FMF
$359.99Developed 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 Hi-Flo end caps make for the...18211027- SKU:
- 18211027
- Availability:
- Ships Same Business Day
- Weight:
- 5.15 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STYLE:
- OVAL
- END CAP MATERIAL:
- STAINLESS STEEL
- END CAP STYLE:
- CONICAL
- MODEL:
- POWERCORE 4
- BASE COLOR:
- SILVER
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- TYPE:
- SLIP-ON
$359.99 -
FMF Powercore 4 Muffler 044141
FMF
$359.99Developed 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 Hi-Flo end caps make for the...18210363- SKU:
- 18210363
- Availability:
- Ships Same Business Day
- Weight:
- 6.05 LBS
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
- MODEL:
- POWERCORE 4
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
$359.99 -
FMF Factory 4.1 Muffler - Anodized Titanium 041291
FMF
$499.99Superior power and performance - horsepower improved throughout the rpm range, Factory Forward Engineering centralizes mass, improves handling, Customize with performance tuning inserts and spark arrestor module18210547- SKU:
- 18210547
- Availability:
- Ships Same Business Day
- Weight:
- 5.69 LBS
- STYLE:
- OVAL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP STYLE:
- EURO
- MODEL:
- FACTORY 4.1
- MUFFLER MATERIAL:
- TITANIUM
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
$499.99Qty in Cart: 0Quantity:Price:$499.99Subtotal: -
FMF Factory 4.1 Muffler - Anodized Titanium 044235
FMF
$499.99Superior power and performance - horsepower improved throughout the rpm range, Factory Forward Engineering centralizes mass, improves handling, Customize with performance tuning inserts and spark arrestor module18210584- SKU:
- 18210584
- Availability:
- Ships Same Business Day
- Weight:
- 6.25 LBS
- END CAP STYLE:
- EURO
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- MUFFLER MATERIAL:
- TITANIUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- FACTORY 4.1
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- STYLE:
- OVAL
$499.99Qty in Cart: 0Quantity:Price:$499.99Subtotal: -
FMF Q4 Muffler 041249
FMF
$449.99The 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 off-road racing,...18210653- SKU:
- 18210653
- Availability:
- Ships Same Business Day
- Weight:
- 7.15 LBS
- END CAP STYLE:
- EURO
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
- MODEL:
- Q4
- PRODUCT NAME:
- MUFFLER
$449.99Qty in Cart: 0Quantity:Price:$449.99Subtotal: -
FMF Powercore 4 Muffler 041275
FMF
$399.99Developed 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 Hi-Flo end caps make for the...18210664- SKU:
- 18210664
- Availability:
- Ships Same Business Day
- Weight:
- 6.31 LBS
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
- MODEL:
- POWERCORE 4
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
$399.99 -
FMF Powercore 4 Muffler 041276
FMF
$399.99Developed 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 Hi-Flo end caps make for the...18210665- SKU:
- 18210665
- Availability:
- Ships Same Business Day
- Weight:
- 14.00 LBS
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- POWERCORE 4
- MUFFLER MATERIAL:
- ALUMINUM
- STYLE:
- OVAL
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
$399.99 -
FMF Powercore 4 Muffler 042122
FMF
$399.99Developed 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 Hi-Flo end caps make for the...18210671- SKU:
- 18210671
- Availability:
- Ships Same Business Day
- Weight:
- 6.55 LBS
- MODEL:
- POWERCORE 4
- MUFFLER MATERIAL:
- ALUMINUM
- STYLE:
- OVAL
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
$399.99 -
FMF Powercore 4 Muffler 045135
FMF
$399.99Developed 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 Hi-Flo end caps make for the...18210689- SKU:
- 18210689
- Availability:
- Ships Same Business Day
- Weight:
- 5.87 LBS
- MODEL:
- POWERCORE 4
- MUFFLER MATERIAL:
- ALUMINUM
- STYLE:
- OVAL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP STYLE:
- CONICAL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
$399.99 -
FMF Q4 Muffler 041332
FMF
$379.99The 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 off-road racing,...18210887- SKU:
- 18210887
- Availability:
- Ships Same Business Day
- Weight:
- 5.30 LBS
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- END CAP STYLE:
- CONICAL
- MODEL:
- Q4
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
- MUFFLER COLOR/FINISH:
- RAW
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
$379.99Qty in Cart: 0Quantity:Price:$379.99Subtotal: -
FMF PowerCore 4 HEX Muffler 043370
FMF
$399.99Overall 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...18211956- SKU:
- 18211956
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MODEL:
- POWERCORE 4 HEX
- MUFFLER COLOR/FINISH:
- RAW
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- MUFFLER
$399.99Qty in Cart: 0Quantity:Price:$399.99Subtotal: -
FMF Turbinecore 2 Silencer 020358
FMF
$219.99Uses 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 powerFMFSA8203- SKU:
- FMFSA8203
- Availability:
- Ships Same Business Day
- Weight:
- 3.05 LBS
$219.99Qty in Cart: 0Quantity:Price:$219.99Subtotal: -
FMF Turbinecore 2 Silencer 020331
FMF
$219.99Uses 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 powerFMFSA6207- SKU:
- FMFSA6207
- Availability:
- Ships Same Business Day
- Weight:
- 2.88 LBS
- RIDING STYLE:
- OFF-ROAD
- END CAP STYLE:
- CONICAL
- MODEL:
- TURBINECORE 2
- PRODUCT NAME:
- MUFFLER
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- WEIGHT IMPERIAL:
- 2.7 LB
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
$219.99Qty in Cart: 0Quantity:Price:$219.99Subtotal: -
FMF Powercore 2 Shorty Silencer 020289
FMF
$199.99The Shorty Silencer is the most desirable silencer for supercross performance, Overall length of canister and core is shorter to improve the hit of your machine, The SST Shorty Silencer is the heart and soul of the SST power package; required on some...FMF92012- SKU:
- FMF92012
- Availability:
- Ships Same Business Day
- Weight:
- 1.81 LBS
- MUFFLER MATERIAL:
- ALUMINUM
- STYLE:
- OVAL
- END CAP STYLE:
- CONICAL
- TYPE:
- SLIP-ON
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MODEL:
- POWERCORE 2 SHORTY
$199.99Qty in Cart: 0Quantity:Price:$199.99Subtotal: -
FMF Powercore Silencer 020256
FMF
$199.99Powercore silencers give your ride a deep works-like tone while providing optimum, dyno-tuned performance, Silencer body is constructed of 6061-T6 grade aluminum with machined mounts and a clear anodized finish to bring out the shineFMF816- SKU:
- FMF816
- Availability:
- Ships Same Business Day
- Weight:
- 1.56 LBS
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- STYLE:
- OVAL
- WEIGHT IMPERIAL:
- 2.1 LB
- MODEL:
- POWERCORE
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP STYLE:
- STRAIGHT-CUT
- MUFFLER COLOR/FINISH:
- ANODIZED CLEAR
$199.99Qty in Cart: 0Quantity:Price:$199.99Subtotal: -
FMF Powercore 2 Silencer 020214
FMF
$199.99The 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 stingerFMF6208- SKU:
- FMF6208
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- BASE COLOR:
- SILVER
- MATERIAL:
- ALUMINUM
- MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 2
- TYPE:
- SLIP-ON SILENCER
- COLOR/FINISH:
- SILVER
- END CAP STYLE:
- CONICAL
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- END CAP COLOR/FINISH:
- STAINLESS STEEL
- STYLE:
- ELLIPTICAL
$199.99
