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
-
Pro Circuit T-6 Stainless Slip-On Exhaust Honda CRF450X 2019-2024 0111945GXA
PRO CIRCUIT
$799.00The Pro Circuit T-6 slip-on exhaust unlocks measurable performance gains for your CRF450X by optimizing exhaust scavenging and shedding unnecessary weight. Unlike restrictive stock systems, the asymmetrical muffler design maximizes flow while the...18211968- SKU:
- 18211968
- Availability:
- Ships Same Business Day
- Weight:
- 9.50 LBS
- PRODUCT NAME:
- SILENCER
- MODEL:
- T-6
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
$799.00 -
Pro Circuit T-6 Slip-On Silencer KTM 250 SX-F 2019-2022 0151925A
PRO CIRCUIT
$649.95The Pro Circuit T-6 Slip-On Silencer delivers measurable gains in exhaust scavenging and throttle response for your 250 SX-F, while the stainless steel construction resists corrosion through seasons of aggressive trail and motocross use. If you're...18211934- SKU:
- 18211934
- Availability:
- Ships Same Business Day
- Weight:
- 8.40 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
- MODEL:
- T-6
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
$649.95 -
Pro Circuit T-6 Slip-On Exhaust KTM 350 SX-F 2019-2022 0151935A
PRO CIRCUIT
$649.95The Pro Circuit T-6 Slip-On Exhaust delivers measurable gains in throttle response and mid-range power for your KTM 350 SX-F while shedding unnecessary weight. Built with stainless steel construction and a precision-tuned muffler, this bolt-on system...18211935- SKU:
- 18211935
- Availability:
- Ships Same Business Day
- Weight:
- 8.40 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$649.95 -
Pro Circuit Ti-2 Silencer Yamaha YZ85 2019-2025 1131985K
PRO CIRCUIT
$446.95If you're serious about extracting maximum power from your YZ85, your stock silencer is holding you back. The Pro Circuit Ti-2 replaces restrictive OEM design with optimized exhaust flow and lightweight construction, giving you measurable gains in...18211937- SKU:
- 18211937
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- END CAP MATERIAL:
- TITANIUM
- PIPE MATERIAL:
- TITANIUM
- UNITS:
- EACH
- MODEL:
- TI-2
- PRODUCT NAME:
- MUFFLER
- MUFFLER MATERIAL:
- CARBON-ARAMID FIBER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$446.95 -
Pro Circuit Ti-2 Silencer KTM 85 SX 2018-2024 1161985K
PRO CIRCUIT
$446.95If you're serious about extracting maximum performance from your KTM 85 SX, the Pro Circuit Ti-2 Silencer delivers measurable gains in horsepower and torque while cutting rotational mass that directly improves throttle response and handling. The...18211938- SKU:
- 18211938
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- PIPE MATERIAL:
- TITANIUM
- MUFFLER MATERIAL:
- CARBON-ARAMID FIBER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- TITANIUM
- MODEL:
- TI-2
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
$446.95 -
Pro Circuit T-6 Slip-On Exhaust Honda CRF450R 2019-2020 0111945A2
PRO CIRCUIT
$1,045.95The Pro Circuit T-6 Slip-On Exhaust delivers measurable power gains and refined throttle response for your CRF450R, while the lightweight construction means better acceleration and easier handling on technical terrain. Factory stock exhausts restrict...18211946- SKU:
- 18211946
- Availability:
- Ships Same Business Day
- Weight:
- 16.80 LBS
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- MODEL:
- T-6
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- PAIR
- END CAP MATERIAL:
- STAINLESS STEEL
$1,045.95 -
Pro Circuit T-6 Slip-On Exhaust Suzuki RM-Z250 2019-2025 0141925A
PRO CIRCUIT
$799.95The Pro Circuit T-6 Slip-On Exhaust unlocks measurable horsepower and torque gains on your RM-Z250 while delivering a purposeful exhaust note that commands attention. A bolt-on upgrade that requires zero fabrication, this silencer strikes the rare...18211961- SKU:
- 18211961
- Availability:
- Ships Same Business Day
- Weight:
- 10.10 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- T-6
$799.95 -
Pro Circuit R-304 Silencer for Honda CR250R 2004-2007 SH04250-RE
PRO CIRCUIT
$206.29If you're running a CR250R in closed-course racing, exhaust flow directly impacts your powerband delivery and lap times. The Pro Circuit R-304 Silencer optimizes that flow while maintaining the durability needed for competitive riding. You get measurable...18210027- SKU:
- 18210027
- Availability:
- Ships Same Business Day
- Weight:
- 2.20 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- R-304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
$206.29 -
Pro Circuit 304 Silencer for Honda CR250R 2004-2007 SH04250-SE
PRO CIRCUIT
$205.95If you're running a CR250R hard on the track or trail, exhaust scavenging directly impacts your power band—and a poorly designed silencer will cost you both top-end response and mid-range punch. The Pro Circuit 304 Silencer optimizes your two-stroke's...18210029- SKU:
- 18210029
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- STYLE:
- ROUND
- MODEL:
- 304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
$205.95 -
Pro Circuit R-304 Silencer KTM 250 SX 2003-2009 ST03250-RE
PRO CIRCUIT
$206.29The Pro Circuit R-304 Silencer is engineered to extract maximum power from your KTM 250 SX while maintaining the lightweight performance you need on the track. This bolt-on silencer delivers measurable gains in horsepower and torque through optimized...18210054- SKU:
- 18210054
- Availability:
- Ships Same Business Day
- Weight:
- 2.74 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- R-304
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
$206.29 -
Pro Circuit R-304 Silencer for Suzuki RM250 2004-2008 SS04250-RE
PRO CIRCUIT
$206.29If you're running a 2004-2008 Suzuki RM250, factory silencers wear out fast under racing conditions—losing power delivery and reliability when you need them most. The Pro Circuit R-304 replaces that worn component with precision engineering that restores...18210058- SKU:
- 18210058
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- R-304
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
$206.29 -
Pro Circuit 304 Silencer Suzuki RM250 2004-2008 SS04250-SE
PRO CIRCUIT
$205.95The Pro Circuit 304 Silencer is engineered to deliver measurable gains in power delivery and throttle response on your RM250, while providing the durability required for both track days and competitive racing. Factory exhaust systems restrict peak...18210060- SKU:
- 18210060
- Availability:
- Ships Same Business Day
- Weight:
- 2.45 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MODEL:
- 304
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
$205.95 -
Pro Circuit R-304 Silencer KTM 65 SX 2009-2015 ST09065-RE
PRO CIRCUIT
$206.29If you're running a KTM 65 SX in competitive racing, exhaust efficiency directly impacts your power delivery and throttle response. The Pro Circuit R-304 Shorty Silencer is engineered specifically for two-stroke performance, optimizing scavenging cycles...18211007- SKU:
- 18211007
- Availability:
- Ships Same Business Day
- Weight:
- 1.54 LBS
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MODEL:
- R-304
- MUFFLER COLOR/FINISH:
- BRUSHED
- UNITS:
- EACH
$206.29 -
Pro Circuit T-4 Slip-On Exhaust Honda CRF450R 2005 4H05450
PRO CIRCUIT
$593.95If you're running a CRF450R, upgrading to the Pro Circuit T-4 slip-on exhaust is one of the most straightforward ways to unlock measurable horsepower gains and sharpen throttle response. The engineered reduction in back pressure translates directly to...18210175- SKU:
- 18210175
- Availability:
- Ships Same Business Day
- Weight:
- 6.00 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- FEATURES:
- WITH SPARK ARRESTOR
- MODEL:
- T-4
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- STYLE:
- ROUND
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- POLISHED
$593.95Qty in Cart: 0Quantity:Price:$593.95Subtotal: -
Pro Circuit 304 Silencer for Suzuki RMX250 1993-1998 SS93250X-SE
PRO CIRCUIT
$205.95If you're running a Suzuki RMX250, exhaust flow directly impacts mid-range power and throttle response on two-stroke engines. The Pro Circuit 304 Factory Sound Silencer delivers a measurable boost in performance while bringing noise levels down to legal...18210178- SKU:
- 18210178
- Availability:
- Ships Same Business Day
- Weight:
- 2.59 LBS
- STYLE:
- ROUND
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- 304
- TYPE:
- SLIP-ON
$205.95Qty in Cart: 0Quantity:Price:$205.95Subtotal: -
Pro Circuit R-304 Silencer for 1993-1997 Honda CR125R SH93125-RE
PRO CIRCUIT
$206.29If you're running a CR125R in competitive motocross, exhaust flow directly impacts your power delivery and throttle response when it matters most. The Pro Circuit R-304 Shorty Silencer is engineered to maximize exhaust scavenging while keeping unsprung...18210119- SKU:
- 18210119
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- R-304
- UNITS:
- EACH
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$206.29 -
Pro Circuit 304 Silencer Honda CR500R 1989-1990 SH89500-SE
PRO CIRCUIT
$205.95If you're running a 1989–1990 Honda CR500R, factory exhaust noise and restrictive flow are holding back your bike's potential. The Pro Circuit 304 Silencer delivers measurable horsepower gains while bringing sound levels down to race-legal...18210128- SKU:
- 18210128
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- STYLE:
- ROUND
- MODEL:
- 304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
$205.95 -
Pro Circuit R-304 Silencer for KTM 65 SX 2004-2008 ST04065-RE
PRO CIRCUIT
$206.29If you're running a KTM 65 SX in competitive racing, exhaust flow directly impacts your power delivery and acceleration off the line. The Pro Circuit R-304 Shorty Silencer optimizes your two-stroke's scavenging efficiency while keeping rotating mass...18210138- SKU:
- 18210138
- Availability:
- Ships Same Business Day
- Weight:
- 1.63 LBS
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- MODEL:
- R-304
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$206.29 -
Pro Circuit 304 Silencer Honda CR500R 1987-1988 SH87500-SE
PRO CIRCUIT
$205.95If you're running a 1987-1988 Honda CR500R, the Pro Circuit 304 Factory Sound Silencer delivers measurable gains in throttle response and over-rev performance while keeping noise levels compliant with track regulations. The rebuildable design means you...18210153- SKU:
- 18210153
- Availability:
- Ships Same Business Day
- Weight:
- 2.57 LBS
- MODEL:
- 304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- TYPE:
- SLIP-ON
- STYLE:
- ROUND
- END CAP MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
$205.95 -
Pro Circuit R-304 Silencer Kawasaki KX250 2005-2007 SK05250-RE
PRO CIRCUIT
$206.29The Pro Circuit R-304 Shorty Silencer extracts peak power from your KX250's two-stroke engine by optimizing exhaust scavenging and improving throttle response when it matters most—on the gate. A properly tuned silencer directly impacts mid-range punch...18210158- SKU:
- 18210158
- Availability:
- Ships Same Business Day
- Weight:
- 2.31 LBS
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- R-304
- MUFFLER COLOR/FINISH:
- BRUSHED
- PIPE MATERIAL:
- STAINLESS STEEL
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
$206.29
