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 Silencer for Kawasaki KX250F 2017-2019 0121725A
PRO CIRCUIT
$649.95If you're running a KX250F, stock exhaust is costing you power and throttle response. The Pro Circuit T-6 Slip-On Silencer delivers measurable performance gains through optimized flow dynamics while keeping your bike street-legal with a removable spark...18211783- SKU:
- 18211783
- Availability:
- Ships Same Business Day
- Weight:
- 10.30 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 T-6 Muffler for 2018 KTM 450SXF 0151545A
PRO CIRCUIT
$649.95The Pro Circuit T-6 Muffler delivers measurable power gains and a refined exhaust note for your 2018 KTM 450SXF while maintaining the reliability you need in competition or trail conditions. This slip-on design combines lightweight construction with...18211699- SKU:
- 18211699
- Availability:
- Ships Same Business Day
- Weight:
- 9.00 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 Silencer for Yamaha YZ450F 2018-2019 0131845A
PRO CIRCUIT
$799.95The Pro Circuit T-6 slip-on silencer delivers measurable gains in exhaust scavenging and mid-range power for your YZ450F while maintaining stock headpipe compatibility—no custom fabrication required. If you're running your YZ450F hard in competition or...18211841- SKU:
- 18211841
- Availability:
- Ships Same Business Day
- Weight:
- 12.30 LBS
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- T-6
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
$799.95 -
Pro Circuit Ti-2 Silencer Honda CR250R 2004-2007 1111425K
PRO CIRCUIT
$446.95The Pro Circuit Ti-2 Silencer delivers measurable weight savings and power gains on your CR250R—critical advantages on the track where every tenth of a second counts. By combining carbon-aramid fiber construction with titanium components, this silencer...18211733- SKU:
- 18211733
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- MODEL:
- TI-2
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP MATERIAL:
- TITANIUM
- MUFFLER MATERIAL:
- CARBON-ARAMID FIBER
- PRODUCT NAME:
- SILENCER
- PIPE MATERIAL:
- TITANIUM
$446.95 -
Pro Circuit 304 Silencer for 2018-2021 KTM 85 SX 1061985
PRO CIRCUIT
$205.95The Pro Circuit 304 Silencer delivers measurable gains in top-end power while keeping noise levels compliant for track and trail use. Its extended chamber design optimizes exhaust scavenging without sacrificing durability, making it the choice for 85 SX...18211929- SKU:
- 18211929
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- STYLE:
- ROUND
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MODEL:
- 304
- PIPE MATERIAL:
- STAINLESS STEEL
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
$205.95 -
Pro Circuit R-304 Silencer KTM 85 SX 2018-2024 1161985
PRO CIRCUIT
$206.29The Pro Circuit R-304 Silencer is purpose-built for closed-course two-stroke racing, where every gram and horsepower counts. This compact aluminum canister delivers measurable power gains while maintaining the durability needed for repeated heat cycles...18211930- SKU:
- 18211930
- Availability:
- Ships Same Business Day
- Weight:
- 1.81 LBS
- UNITS:
- EACH
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- R-304
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- jjmake:
- KTM
- jjmodel:
- 85 SX
- jjyear:
- 2019
$206.29 -
Pro Circuit Type 296 Spark Arrestor Silencer KTM 85 SX 2018-2024 1361985
PRO CIRCUIT
$232.95If you're riding in noise-sensitive areas—whether that's U.S. Forest Service land or local trail systems with strict decibel limits—this silencer gives you the compliance you need without sacrificing throttle response. The Pro Circuit Type 296 delivers...18211931- SKU:
- 18211931
- Availability:
- Ships Same Business Day
- Weight:
- 2.87 LBS
- FEATURES:
- WITH SPARK ARRESTOR
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PRODUCT NAME:
- MUFFLER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- UNITS:
- EACH
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- TYPE 296
$232.95 -
Pro Circuit T-6 Slip-On Silencer Yamaha YZ250F 2019-2025 0131925A
PRO CIRCUIT
$799.95The Pro Circuit T-6 slip-on silencer delivers measurable gains in power and throttle response while keeping weight to a minimum—critical for YZ250F riders who demand performance without compromise. Its asymmetrical internal design increases packing...18211893- SKU:
- 18211893
- Availability:
- Ships Same Business Day
- Weight:
- 11.60 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- MUFFLER MATERIAL:
- ALUMINUM
- PRODUCT NAME:
- SILENCER
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- T-6
- UNITS:
- EACH
$799.95 -
Pro Circuit R-304 Silencer KTM 250 SX 2019-2022 1151925
PRO CIRCUIT
$206.29If you're running a KTM 250 SX on the track, your exhaust system directly impacts power delivery and throttle response. The Pro Circuit R-304 Silencer is engineered for full-race two-stroke engines, delivering measurable performance gains through...18211895- SKU:
- 18211895
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- MUFFLER MATERIAL:
- 6061 T6 ALUMINUM
- PIPE MATERIAL:
- STAINLESS STEEL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SLIP-ON
- END CAP MATERIAL:
- STAINLESS STEEL
- MODEL:
- R-304
- MUFFLER COLOR/FINISH:
- BRUSHED
- PRODUCT NAME:
- SILENCER
- UNITS:
- EACH
$206.29 -
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 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 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
