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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Pro Circuit T-6 Slip-On Muffler for 2024-2025 Kawasaki KX450F 0152225A
PRO CIRCUIT
$779.95The Pro Circuit T-6 Slip-On Muffler replaces restrictive factory exhaust with a precision-engineered system that improves throttle response and mid-range power while delivering a distinctive, track-inspired exhaust note. Designed specifically for the...18212068- SKU:
- 18212068
- Availability:
- Ships Same Business Day
- Weight:
- 11.00 LBS
$779.95 -
On Sale
FMF Powercore Muffler 022066
FMF
MSRP: $199.99Now: $170.00Was: $199.99If you're running a high-revving two-stroke or small-displacement engine, exhaust backpressure and weight directly impact your power delivery and handling. The FMF Powercore Muffler 022066 delivers a compact silencer design that minimizes weight penalty...18212088- SKU:
- 18212088
- Availability:
- Ships Same Business Day
- Weight:
- 2.77 LBS
MSRP: $199.99Now: $170.00Was: $199.99 -
Pro Circuit Ti-2 Silencer Kawasaki KX125 2003 2004 2005 2006 2007 1121412K
PRO CIRCUIT
$446.95The Pro Circuit Ti-2 Silencer delivers measurable gains in power and throttle response while significantly reducing unsprung weight on your KX125. Built with titanium and carbon-aramid fiber, this closed-course racing exhaust provides the durability and...18211734- SKU:
- 18211734
- Availability:
- Ships Same Business Day
- Weight:
- 1.45 LBS
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- END CAP MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SILENCER
- MODEL:
- TI-2
- MUFFLER MATERIAL:
- CARBON-ARAMID FIBER
- TYPE:
- SLIP-ON
$446.95 -
Pro Circuit 304 Silencer for Suzuki RM250 1991-1992 SS91250-304
PRO CIRCUIT
$205.95If you're running a Suzuki RM250 and tired of sacrificing performance for noise compliance, the Pro Circuit 304 Silencer delivers both. Built from 304 stainless steel and engineered specifically for two-stroke mid-to-high RPM power, this FIM-approved...SS91250304- SKU:
- SS91250304
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
$205.95 -
FMF Q4 HEX Muffler 042296
FMF
$449.99The FMF Q4 HEX Muffler delivers measurable power gains across your entire RPM range while shedding unnecessary weight—meaning better acceleration and improved handling without sacrificing durability. Its advanced multi-chamber design and proprietary...18211394- SKU:
- 18211394
- Availability:
- Ships Same Business Day
- Weight:
- 7.05 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MODEL:
- Q4 HEX
- MUFFLER COLOR/FINISH:
- RAW
- MUFFLER MATERIAL:
- ALUMINUM
- WEIGHT IMPERIAL:
- 5.8 LB
- END CAP MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- PIPE MATERIAL:
- STAINLESS STEEL
- TYPE:
- SLIP-ON
$449.99 -
FMF Factory 4.1 Muffler 041594
FMF
$299.99If you're serious about extracting peak performance from your machine while shedding unnecessary weight, the FMF Factory 4.1 Muffler is engineered to deliver. This titanium exhaust system improves horsepower across the entire RPM range while keeping your...18212020- SKU:
- 18212020
- Availability:
- Ships Same Business Day
- Weight:
- 3.16 LBS
- MUFFLER MATERIAL:
- ALUMINUM
- MODEL:
- FACTORY 4.1
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- COLOR/FINISH:
- STAINLESS STEEL
- END CAP MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
$299.99 -
AKRAPOVIC Muffler S-Y3SO1-HRSS/1
AKRAPOVIC
$777.65The AKRAPOVIC Muffler S-Y3SO1-HRSS/1 delivers a measurable reduction in back pressure while maintaining a refined exhaust note, giving you both performance gains and street-legal sound character. Built from premium stainless steel with precision welding,...18114054- SKU:
- 18114054
- Availability:
- Ships Same Business Day
- Weight:
- 12.30 LBS
- HEAT SHIELD MATERIAL:
- CARBON FIBER
- MODEL:
- SCOOTER
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP COLOR/FINISH:
- BLACK
- END CAP MATERIAL:
- CARBON FIBER
- END CAP STYLE:
- SLASH-CUT
- MATERIAL:
- TITANIUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
$777.65 -
DG PERFORMANCE V2¢â€žÂ¢ Slip-On Exhaust 071-2251
DG PERFORMANCE
$454.99If you're looking to unlock real horsepower and torque gains without a complete exhaust system overhaul, the DG PERFORMANCE V2 Slip-On delivers measurable performance improvement with a straightforward bolt-on installation. The lightweight stainless...18211806- SKU:
- 18211806
- Availability:
- Ships Same Business Day
- Weight:
- 10.20 LBS
- END CAP COLOR/FINISH:
- BLACK
- MATERIAL:
- ALUMINUM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MODEL:
- V2
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
- BASE COLOR:
- SILVER
- END CAP STYLE:
- SLASH-CUT
- PRODUCT NAME:
- MUFFLER
$454.99 -
DG PERFORMANCE V2¢â€žÂ¢ Slip-On Exhaust 071-2670
DG PERFORMANCE
$454.99A quality slip-on exhaust is one of the highest-return modifications you can make to your machine, delivering measurable gains in horsepower and torque while reducing overall system weight. The DG PERFORMANCE V2™ Slip-On Exhaust (071-2670) combines...18211664- SKU:
- 18211664
- Availability:
- Ships Same Business Day
- Weight:
- 8.40 LBS
- BASE COLOR:
- SILVER
- END CAP STYLE:
- SLASH-CUT
- STYLE:
- OVAL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MATERIAL:
- STAINLESS STEEL
- END CAP COLOR/FINISH:
- BLACK
- MATERIAL:
- ALUMINUM
- MODEL:
- V2
- UNITS:
- EACH
$454.99 -
LEOVINCE Vespa Sitoplus Silencer 0265
LEOVINCE
$269.95The LEOVINCE Vespa Sitoplus Silencer delivers measurable performance gains through optimized exhaust flow while maintaining the clean, factory-correct appearance your Vespa demands. A precision-engineered steel construction with professional MIG welding...18610995- SKU:
- 18610995
- Availability:
- Ships Same Business Day
- Weight:
- 10.50 LBS
- MODEL:
- SITOPLUS
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- STREET
- BASE COLOR:
- BLACK
- COLOR/FINISH:
- MATTE BLACK
- UNITS:
- EACH
- MATERIAL:
- STEEL
- TYPE:
- SLIP-ON
$269.95 -
FMF Factory 4.1 RCT Muffler - Anodized Titanium 043365
FMF
$749.99If you're serious about extracting maximum power from your machine while minimizing rotational mass, the FMF Factory 4.1 RCT delivers measurable gains across the entire RPM band without compromise. The Resonance Chamber Technology™ design reduces...18211858- SKU:
- 18211858
- Availability:
- Ships Same Business Day
- Weight:
- 6.50 LBS
- PRODUCT NAME:
- MUFFLER
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- CARBON FIBER
- MUFFLER MATERIAL:
- TITANIUM
- UNITS:
- EACH
- MODEL:
- FACTORY 4.1 RCT
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
$749.99 -
FMF Powercore 2.1 Muffler - Titanium 025248
FMF
$449.99If you're running a 4-stroke on modern track setups, exhaust scavenging and power delivery across the RPM band directly impact your lap times and engine longevity. The FMF Powercore 2.1 Titanium delivers a smooth, predictable power curve while its...18211910- SKU:
- 18211910
- Availability:
- Ships Same Business Day
- Weight:
- 3.90 LBS
- END CAP MATERIAL:
- TITANIUM
- MODEL:
- POWERCORE 2.1
- MUFFLER MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- ANODIZED BLUE
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$449.99 -
FMF PowerCore 4 HEX Muffler 042309
FMF
$399.99The FMF PowerCore 4 HEX Muffler delivers measurable gains in power and torque while maintaining the durability you need for consistent track or trail performance. Its advanced internal geometry and premium construction eliminate restrictive exhaust...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
$399.99 -
FMF Powercore 4 Muffler 044312
FMF
$359.99If you're looking to unlock measurable power gains across your entire power band without sacrificing durability or rideability, the FMF Powercore 4 Muffler delivers a straightforward performance upgrade that works across all riding styles. 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
$359.99The FMF Powercore 4 Muffler (044141) delivers measurable horsepower and torque gains across your entire power curve—without sacrificing rideability or forcing you to compromise on durability. Built from aluminum with stainless steel Hi-Flo end caps, this...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 Powercore 4 Muffler 041275
FMF
$399.99The FMF Powercore 4 Muffler delivers measurable gains across your entire power curve—horsepower and torque improvements that translate to real-world performance on every ride. Built from lightweight aluminum with stainless steel Hi-Flo end caps, this...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
$399.99If you're looking for measurable power gains across your entire rev range without sacrificing durability or rideability, the FMF Powercore 4 delivers consistent performance whether you're on the track or the trail. The engineering here is...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 041048
FMF
$359.99If you're looking to unlock measurable performance gains without compromising durability, the FMF Powercore 4 Muffler delivers across the entire power curve—meaning usable power whether you're cruising or pushing hard. The engineered aluminum and...FMF041048- SKU:
- FMF041048
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
- END CAP STYLE:
- CONICAL
- UNITS:
- EACH
- BASE COLOR:
- SILVER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- POWERCORE 4
- MUFFLER MATERIAL:
- ALUMINUM
- STYLE:
- OVAL
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$359.99 -
FMF Powercore 2 Shorty Silencer 025046
FMF
$199.99Supercross demands split-second throttle response and every component matters when you're chasing tenths on the track. The FMF Powercore 2 Shorty Silencer delivers the compact design and optimized flow characteristics that serious riders need to maximize...FMF025046- SKU:
- FMF025046
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- END CAP STYLE:
- CONICAL
- MODEL:
- POWERCORE 2 SHORTY
- MUFFLER MATERIAL:
- ALUMINUM
- STYLE:
- OVAL
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- OFF-ROAD
$199.99 -
FMF Powercore 2 Shorty Silencer 021019
FMF
$199.99If you're serious about supercross performance, silencer design matters more than most riders realize. The FMF Powercore 2 Shorty Silencer delivers a sharper throttle response and improved power delivery by reducing backpressure with a compact core...FMF021019- SKU:
- FMF021019
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- END CAP STYLE:
- CONICAL
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- POWERCORE 2 SHORTY
- STYLE:
- OVAL
$199.99
