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 Ti-2 Silencer KTM 250 SX 2019-2022 1151925K
PRO CIRCUIT
$446.95If you're serious about track performance on your 250 SX, weight savings and exhaust flow efficiency directly impact your power-to-weight ratio and throttle response. The Pro Circuit Ti-2 Silencer delivers both through premium materials and precision...18211896- SKU:
- 18211896
- Availability:
- Ships Same Business Day
- Weight:
- 1.95 LBS
- END CAP MATERIAL:
- TITANIUM
- MODEL:
- TI-2
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- MUFFLER MATERIAL:
- CARBON-ARAMID FIBER
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$446.95 -
Pro Circuit 250 SX 2019-2022 Spark Arrestor Silencer 1351925
PRO CIRCUIT
$232.95If you're riding where noise restrictions matter—whether that's National Forest trails or organized events—this silencer delivers the compliance you need without sacrificing throttle response. The Pro Circuit 250 SX Spark Arrestor reduces output to...18211897- SKU:
- 18211897
- Availability:
- Ships Same Business Day
- Weight:
- 3.89 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- TYPE 296
- FEATURES:
- WITH SPARK ARRESTOR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
$232.95 -
Pro Circuit 304 Silencer KTM 125 SX 2019-2022 1051912
PRO CIRCUIT
$205.95The Pro Circuit 304 Silencer delivers measurable top-end power gains while maintaining track-friendly sound levels—critical for both competitive racing and high-volume practice sessions. Its extended body design optimizes exhaust flow on your KTM 125 SX,...18211898- SKU:
- 18211898
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- STYLE:
- ROUND
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- MODEL:
- 304
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$205.95 -
Pro Circuit R-304 Silencer KTM 125 SX 2019-2022 1151912
PRO CIRCUIT
$206.29The PRO CIRCUIT R-304 Silencer is engineered for KTM 125 SX racers who demand measurable power gains without sacrificing weight or reliability. Its compact aluminum construction and 304 stainless steel intake tube deliver the thermal and structural...18211899- SKU:
- 18211899
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- MODEL:
- R-304
- UNITS:
- EACH
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
$206.29 -
Pro Circuit Ti-2 Silencer for 2022 KTM 125 SX 1151912K
PRO CIRCUIT
$446.95If you're serious about track performance on your 2022 KTM 125 SX, exhaust choice directly impacts your power delivery and weight distribution. The Pro Circuit Ti-2 Silencer delivers measurable gains through precision engineering and lightweight...18211900- SKU:
- 18211900
- Availability:
- Ships Same Business Day
- Weight:
- 1.81 LBS
- END CAP MATERIAL:
- TITANIUM
- MUFFLER MATERIAL:
- CARBON-ARAMID FIBER
- PRODUCT NAME:
- SILENCER
- MODEL:
- TI-2
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
$446.95 -
Pro Circuit Spark Arrestor Silencer KTM 125 SX 2019-2022 1351912
PRO CIRCUIT
$232.95If you're riding in noise-restricted areas like national forests or need to meet sound regulations, this silencer delivers compliance without sacrificing performance. The Pro Circuit Spark Arrestor reduces noise to approximately 96dB while maintaining...18211901- SKU:
- 18211901
- Availability:
- Ships Same Business Day
- Weight:
- 3.50 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- TYPE 296
- UNITS:
- EACH
- FEATURES:
- WITH SPARK ARRESTOR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PRODUCT NAME:
- MUFFLER
$232.95 -
Pro Circuit Spark Arrestor Silencer Gas Gas XC 300 2018 SG18300-296
PRO CIRCUIT
$202.95If you're riding in noise-restricted areas or looking to reduce your XC 300's acoustic signature without compromising performance, the Pro Circuit Type 296 Silencer is engineered for exactly that trade-off. This spark arrestor meets U.S. Forest Service...18211876- SKU:
- 18211876
- Availability:
- Ships Same Business Day
- Weight:
- 3.79 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- TYPE 296
- FEATURES:
- WITH SPARK ARRESTOR
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PRODUCT NAME:
- MUFFLER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$202.95 -
Pro Circuit 304 Silencer GasGas XC 300 2018 SG18300-SE
PRO CIRCUIT
$205.95If you're running a GasGas XC 300, you know that factory exhaust compromises both power delivery and noise compliance. The Pro Circuit 304 Silencer delivers measurable top-end gains while keeping your sound signature track-legal—without sacrificing the...18211877- SKU:
- 18211877
- Availability:
- Ships Same Business Day
- Weight:
- 4.00 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- PRODUCT NAME:
- SILENCER
- STYLE:
- ROUND
- MODEL:
- 304
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER COLOR/FINISH:
- BRUSHED
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
$205.95 -
Pro Circuit T-6 Slip-On Silencer KTM 450 SX-F 2019-2022 0151845A
PRO CIRCUIT
$649.95The Pro Circuit T-6 slip-on silencer delivers measurable gains in power and throttle response while significantly reducing backpressure—a direct result of its asymmetrical design and optimized packing volume. If you're running a 450 SX-F and want bolt-on...18211878- SKU:
- 18211878
- Availability:
- Ships Same Business Day
- Weight:
- 9.20 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- MODEL:
- T-6
$649.95 -
Pro Circuit 304 Silencer Yamaha YZ65 2018-2025 1031865
PRO CIRCUIT
$205.95If you're running a YZ65 in a competition or practice environment, stock exhaust limitations are holding back your top-end power while drawing complaints from track officials. The PRO CIRCUIT 304 Silencer delivers measurable performance gains through an...18211879- SKU:
- 18211879
- Availability:
- Ships Same Business Day
- Weight:
- 1.70 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- 304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- TYPE:
- SLIP-ON
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- ROUND
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
$205.95 -
Pro Circuit Ti-2 Silencer Yamaha YZ65 2018-2025 1131865K
PRO CIRCUIT
$446.95The Pro Circuit Ti-2 Silencer delivers measurable performance gains on the track through optimized exhaust flow and reduced rotational mass—critical advantages in competitive YZ65 racing where throttle response directly impacts lap times. Built with...18211880- SKU:
- 18211880
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- MUFFLER MATERIAL:
- CARBON-ARAMID FIBER
- MODEL:
- TI-2
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- TITANIUM
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- PIPE MATERIAL:
- TITANIUM
- RIDING STYLE:
- OFF-ROAD
$446.95 -
Pro Circuit T-6 Slip-On Exhaust Honda CRF250R 2018-2019 0111825A2
PRO CIRCUIT
$1,045.95If you're running a CRF250R in competition or on the trail, your exhaust system directly impacts power delivery and throttle response. The Pro Circuit T-6 slip-on delivers measurable performance gains without requiring extensive modification—bolt it on...18211860- SKU:
- 18211860
- Availability:
- Ships Same Business Day
- Weight:
- 17.40 LBS
- PRODUCT NAME:
- SILENCER
- MODEL:
- T-6
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- ALUMINUM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$1,045.95 -
Pro Circuit 304 Silencer for 2016 KTM 125 SX 1051612
PRO CIRCUIT
$205.95If you're running a 2016 KTM 125 SX, the Pro Circuit 304 Silencer delivers measurable gains in top-end power while keeping noise levels in check—critical when you're pushing hard on the track or trail. The extended body design increases exhaust...18211753- SKU:
- 18211753
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- PRODUCT NAME:
- SILENCER
- STYLE:
- ROUND
- END CAP MATERIAL:
- STAINLESS STEEL
- UNITS:
- EACH
- MODEL:
- 304
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER COLOR/FINISH:
- BRUSHED
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
$205.95 -
Pro Circuit R-304 Silencer KTM 125 SX 2016-2018 1151612
PRO CIRCUIT
$206.29For KTM 125 SX racers, exhaust performance directly translates to power delivery and lap times. The Pro Circuit R-304 delivers measurable gains through optimized scavenging and a compact design that cuts weight without sacrificing durability. Built with...18211754- SKU:
- 18211754
- Availability:
- Ships Same Business Day
- Weight:
- 2.15 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- MODEL:
- R-304
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
$206.29 -
Pro Circuit 304 Silencer for Yamaha YZ490 1984-1990 SY84490-304
PRO CIRCUIT
$205.95The Pro Circuit 304 Silencer delivers measurable gains in top-end power for your YZ490 while keeping noise levels in check—essential for both track performance and compliance. Built from aircraft-grade aluminum and stainless steel with full TIG/MIG...SY84490304- SKU:
- SY84490304
- Availability:
- Ships Same Business Day
- Weight:
- 2.19 LBS
$205.95 -
Pro Circuit 304 Silencer Yamaha YZ85 1988 SY88250-304
PRO CIRCUIT
$205.95If you're running a YZ85 and want to unlock serious top-end power without turning your bike into a noise complaint, this Pro Circuit silencer is the move. It's engineered to maximize exhaust flow efficiency while keeping sound levels in check—critical...SY88250304- SKU:
- SY88250304
- Availability:
- Ships Same Business Day
- Weight:
- 1.69 LBS
$205.95 -
Pro Circuit 304 Silencer for 1989 Yamaha YZ250 SY89250-SE
PRO CIRCUIT
$205.95The Pro Circuit 304 Silencer delivers measurable gains in top-end power while keeping noise levels in check—essential for both track days and training sessions on your 1989 Yamaha YZ250. Built from aircraft-grade aluminum and stainless steel with full...SY89250SE- SKU:
- SY89250SE
- Availability:
- Ships Same Business Day
- Weight:
- 2.08 LBS
$205.95 -
Pro Circuit R-304 Silencer Yamaha YZ85 2002-2018 SY93080-RE
PRO CIRCUIT
$206.29If you're running a YZ85 in competition, exhaust performance directly impacts your power delivery and throttle response. The Pro Circuit R-304 delivers measurable gains through precision engineering and race-proven design, giving you the edge on the...SY93080RE- SKU:
- SY93080RE
- Availability:
- Ships Same Business Day
- Weight:
- 1.65 LBS
$206.29 -
Pro Circuit 304 Silencer Yamaha YZ85 2002-2018 SY93080-SE
PRO CIRCUIT
$205.95If you're running a YZ85 in the pits or on the track, you need a silencer that delivers real power gains without sacrificing reliability. The Pro Circuit 304 combines a tuned extended body with premium aluminum construction to give you measurable...SY93080SE- SKU:
- SY93080SE
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$205.95 -
Pro Circuit 304 Silencer Yamaha YZ250 1993-1995 SY93250-SE
PRO CIRCUIT
$205.95The Pro Circuit 304 Silencer delivers the top-end power your YZ250 demands while keeping noise levels in check—critical for maintaining track access and reducing fatigue during long sessions. Built with aluminum and stainless steel construction, this...SY93250SE- SKU:
- SY93250SE
- Availability:
- Ships Same Business Day
- Weight:
- 2.67 LBS
$205.95
