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
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FMF Factory 4.1 RCT Muffler - Aluminum 044464
FMF
$674.99The 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 -...18212012- SKU:
- 18212012
- Availability:
- Ships Same Business Day
- Weight:
- 8.40 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- RAW
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- PRODUCT NAME:
- MUFFLER
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
$674.99 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 044466
FMF
$799.99The 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 -...18212013- SKU:
- 18212013
- Availability:
- Ships Same Business Day
- Weight:
- 8.40 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- MUFFLER MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- MUFFLER
$799.99 -
FMF Factory 4.1 Muffler 042394
FMF
$599.99FMF Factory 4.1 Muffler18212035- SKU:
- 18212035
- Availability:
- Ships Same Business Day
- Weight:
- 7.68 LBS
- PRODUCT NAME:
- MUFFLER
- END CAP STYLE:
- CONICAL
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- COLOR/FINISH:
- SILVER
- MODEL:
- FACTORY 4.1 RCT
- RIDING STYLE:
- OFF-ROAD
- END CAP COLOR/FINISH:
- BLACK
- END CAP MATERIAL:
- CARBON FIBER
- MATERIAL:
- ALUMINUM
$599.99 -
FMF Factory 4.1 Muffler 042396
FMF
$749.99FMF Factory 4.1 Muffler18212036- SKU:
- 18212036
- Availability:
- Ships Same Business Day
- Weight:
- 6.70 LBS
- COLOR/FINISH:
- ANODIZED
- MODEL:
- FACTORY 4.1 RCT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- CARBON FIBER
- END CAP STYLE:
- CONICAL
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- COLOR/FINISH:
- BLUE
- END CAP COLOR/FINISH:
- SILVER
- MATERIAL:
- TITANIUM
$749.99 -
FMF Powercore 4 Muffler 042392
FMF
$399.99FMF Powercore 4 Muffler18212038- SKU:
- 18212038
- Availability:
- Ships Same Business Day
- Weight:
- 6.60 LBS
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4
$399.99 -
FMF Powercore 4 Muffler 041600
FMF
$399.99FMF Powercore 4 Muffler18212041- SKU:
- 18212041
- Availability:
- Ships Same Business Day
- Weight:
- 6.80 LBS
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4
- TYPE:
- SLIP-ON
$399.99 -
FMF Q4 Muffler 041601
FMF
$449.99FMF Q4 Muffler18212042- SKU:
- 18212042
- Availability:
- Ships Same Business Day
- Weight:
- 7.30 LBS
- MODEL:
- Q4 HEX
- TYPE:
- SLIP-ON
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- END CAP STYLE:
- SLASH-CUT
$449.99 -
FMF Factory 4.1 Muffler 041602
FMF
$674.99FMF Factory 4.1 Muffler18212043- SKU:
- 18212043
- Availability:
- Ships Same Business Day
- Weight:
- 7.50 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$674.99 -
FMF Factory 4.1 Muffler 041603
FMF
$899.99FMF Factory 4.1 Muffler18212044- SKU:
- 18212044
- Availability:
- Ships Same Business Day
- Weight:
- 7.30 LBS
- RIDING STYLE:
- OFF-ROAD
- MATERIAL:
- TITANIUM
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- FACTORY 4.1
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- TYPE:
- SLIP-ON
$899.99 -
FMF Powercore 4 with Spark Arrestor 043376
FMF
$399.99Overall increase in power and torque, Durable stainless steel and aluminum construction, Advanced packing material for maximum longevity, Removable spark arrestor included18212016- SKU:
- 18212016
- Availability:
- Ships Same Business Day
- Weight:
- 7.10 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- BASE COLOR:
- SILVER
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4
$399.99 -
FMF Q4 Muffler 043377
FMF
$449.99Developed over years of championship off-road racing, Employs intricate chambers, baffles and proprietary multistage packing material, Max Sound output 96dB, Constructed from aircraft grade aluminum and high strength stainless steel, Use with FMF or...18212017- SKU:
- 18212017
- Availability:
- Ships Same Business Day
- Weight:
- 7.00 LBS
- END CAP STYLE:
- CONICAL
- MODEL:
- Q4
- MUFFLER MATERIAL:
- ALUMINUM
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER COLOR/FINISH:
- RAW
$449.99 -
FMF Factory 4.1 Muffler 041592
FMF
$299.99Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end caps, The lightest mufflers available, Superior power and performance - horsepower improved throughout the rpm range, Feature exclusive proprietary Chamber Core...18212018- SKU:
- 18212018
- Availability:
- Ships Same Business Day
- Weight:
- 2.66 LBS
- MODEL:
- FACTORY 4.1
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- END CAP MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
$299.99 -
FMF Factory 4.1 Muffler 041593
FMF
$349.99Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end caps, The lightest mufflers available, Superior power and performance - horsepower improved throughout the rpm range, Feature exclusive proprietary Chamber Core...18212019- SKU:
- 18212019
- Availability:
- Ships Same Business Day
- Weight:
- 2.58 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- MATERIAL:
- TITANIUM
- MODEL:
- FACTORY 4.1
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
$349.99 -
FMF Factory 4.1 Muffler 041595
FMF
$349.99Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end caps, The lightest mufflers available, Superior power and performance - horsepower improved throughout the rpm range, Feature exclusive proprietary Chamber Core...18212021- SKU:
- 18212021
- Availability:
- Ships Same Business Day
- Weight:
- 3.14 LBS
- COLOR/FINISH:
- TITANIUM
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- END CAP MATERIAL:
- STAINLESS STEEL
- COLOR/FINISH:
- ANODIZED
- TYPE:
- SLIP-ON
- MODEL:
- FACTORY 4.1
- UNITS:
- EACH
$349.99 -
FMF Factory 4.1 Muffler 042383
FMF
$349.99Factory 4.1 muffler available in natural titanium or blue anodized titanium with titanium end caps, The lightest mufflers available, Superior power and performance - horsepower improved throughout the rpm range, Feature exclusive proprietary Chamber Core...18212023- SKU:
- 18212023
- Availability:
- Ships Same Business Day
- Weight:
- 3.57 LBS
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- FACTORY 4.1
- MUFFLER MATERIAL:
- TITANIUM
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- TYPE:
- SLIP-ON
$349.99 -
FMF Powercore 4 Muffler 041596
FMF
$399.99Overall increase in power and torque, Durable stainless steel and aluminum construction, Advanced packing material for maximum longevity, Removable spark arrestor included18212026- SKU:
- 18212026
- Availability:
- Ships Same Business Day
- Weight:
- 6.30 LBS
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4
- TYPE:
- SLIP-ON
- END CAP STYLE:
- CONICAL
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
$399.99 -
AKRAPOVIC Muffler - Titanium S-B6SO7-HZAAT
AKRAPOVIC
$1,157.15Designed to increase power and torque levels throughout the entire rev range, Outer sleeve made from high-quality special titanium alloy and finished with a carbon fiber end cap and heat shield, Weight is reduced by 44.9% over the stock system, A deep,...18113130- SKU:
- 18113130
- Availability:
- Ships Same Business Day
- Weight:
- 11.80 LBS
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- MUFFLER
- UNITS:
- PAIR
- WEIGHT IMPERIAL:
- 8.4 LB
- HEAT SHIELD MATERIAL:
- CARBON FIBER
- MODEL:
- SLIP-ON LINE
- END CAP MATERIAL:
- CARBON FIBER
- RIDING STYLE:
- STREET
- TYPE:
- SLIP-ON
$1,157.15 -
AKRAPOVIC Muffler - Titanium S-B4SO2-HRT
AKRAPOVIC
$904.95Designed to increase power and torque levels throughout the entire rev range, Outer sleeve is made from high-quality special titanium alloy and finished with a carbon fiber end cap and heat shield, A deep, resonant, and unique Akrapovic sound enhances...18113935- SKU:
- 18113935
- Availability:
- Ships Same Business Day
- Weight:
- 10.50 LBS
- HEAT SHIELD MATERIAL:
- CARBON FIBER
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- SLIP-ON LINE
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- STREET
- UNITS:
- EACH
- WEIGHT IMPERIAL:
- 7.7 LB
- MATERIAL:
- TITANIUM
- MUFFLER MATERIAL:
- TITANIUM
$904.95 -
AKRAPOVIC Muffler - Black - Stainless Steel - GTS/GTV S-VE3SO9-HRSSBL
AKRAPOVIC
$824.95The Slip-On represents the first step in exhaust system tuning, Simple to install and replaces the stock muffler, Provides more power, more torque, and less weight, Gives your scooter that unmistakable deep resonant Akrapovic sound and also dramatically...18113941- SKU:
- 18113941
- Availability:
- Ships Same Business Day
- Weight:
- 11.30 LBS
- END CAP MATERIAL:
- CARBON FIBER
- MODEL:
- SLIP-ON LINE
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- END CAP STYLE:
- SLASH-CUT
- MUFFLER COLOR/FINISH:
- BLACK
- MUFFLER MATERIAL:
- STAINLESS STEEL
- TYPE:
- SLIP-ON
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
$824.95 -
DG PERFORMANCE Dual Sport Slip-On Muffler 091-8650
DG PERFORMANCE
$488.99Features RST™ (Reduced Sound Technology) to decrease exhaust sound, Advanced internal core design reduces exhaust noise while still providing excellent engine response and performance, Core is wrapped with hi-temperature exhaust packing, Laser-cut...18211812- SKU:
- 18211812
- Availability:
- Ships Same Business Day
- Weight:
- 12.60 LBS
- COLOR/FINISH:
- SILVER
- END CAP COLOR/FINISH:
- BLACK
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- PRODUCT NAME:
- MUFFLER
- FEATURES:
- WITH SPARK ARRESTOR
- MODEL:
- RST
- TYPE:
- SLIP-ON
$488.99
