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!
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- Qty in Cart
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- Price
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Pro Circuit 304 Silencer KTM 65 SX 2024-2025 1052465
PRO CIRCUIT
$205.95The Pro Circuit 304 Silencer delivers genuine noise reduction without sacrificing the exhaust flow your KTM 65 SX needs for competitive performance. Its extended body design effectively dampens sound while maintaining low back-pressure, making it...18212103- SKU:
- 18212103
- Availability:
- Ships Same Business Day
- Weight:
- 1.81 LBS
$205.95 -
Pro Circuit R-304 Silencer for KTM 65 SX 2024-2025 1152465
PRO CIRCUIT
$206.29The Pro Circuit R-304 Silencer delivers the performance exhaust characteristics your KTM 65 SX demands while maintaining street-legal sound levels and exceptional durability. Built with premium stainless steel and aluminum construction, this silencer...18212104- SKU:
- 18212104
- Availability:
- Ships Same Business Day
- Weight:
- 1.75 LBS
$206.29 -
Pro Circuit Ti-2 Silencer KTM 65 SX 2024-2025 1152465K
PRO CIRCUIT
$446.95For closed-course racing, exhaust noise restriction is often non-negotiable—the Pro Circuit Ti-2 Silencer delivers track-legal sound dampening without sacrificing the power output your KTM 65 SX demands. By combining titanium construction with a carbon...18212105- SKU:
- 18212105
- Availability:
- Ships Same Business Day
- Weight:
- 1.41 LBS
$446.95 -
Pro Circuit 296 Silencer KTM 65 SX 2024-2025 1352465
PRO CIRCUIT
$202.95If you're running a KTM 65 SX, you know that peak performance and staying trail-legal aren't mutually exclusive. The Pro Circuit 296 Silencer delivers U.S. Forest Service approval while maintaining your bike's power output—no tuning adjustments needed...18212106- SKU:
- 18212106
- Availability:
- Ships Same Business Day
- Weight:
- 2.52 LBS
$202.95 -
FMF Factory 4.1 RCT Slip-On Muffler with Carbon Cap - Titanium Anodized - TF 250-X 045695
FMF
$899.99If you're running a TF 250-X on the track, you know that exhaust dynamics directly impact power delivery and handling. The FMF Factory 4.1 RCT slip-on muffler delivers measurable gains through advanced resonance chamber technology while reducing unsprung...18212160- SKU:
- 18212160
- Availability:
- Ships Same Business Day
- Weight:
- 6.40 LBS
$899.99 -
FMF Powercore 4 Hex Slip-On Muffler - KX 250 042409
FMF
$399.99If you're running a KX 250 on closed courses, backpressure is costing you power and responsiveness. The FMF Powercore 4 Hex replaces restrictive stock exhaust with optimized flow dynamics, delivering measurable gains in both peak power and mid-range...18212161- SKU:
- 18212161
- Availability:
- Ships Same Business Day
- Weight:
- 6.45 LBS
$399.99 -
FMF Q4 Hex S/A Slip-On Muffler - KX 250 042410
FMF
$449.99If you're running endurance off-road courses or closed-course competition, you need a muffler that delivers measurable power gains without sacrificing reliability or regulatory compliance. The FMF Q4 Hex S/A slip-on keeps you competitive by reducing...18212162- SKU:
- 18212162
- Availability:
- Ships Same Business Day
- Weight:
- 7.80 LBS
$449.99 -
FMF Factory 4.1 RCT Slip-On Muffler with Carbon Cap - Anodized Titanium - KX 250 042412
FMF
$899.99The FMF Factory 4.1 RCT slip-on muffler delivers measurable gains in power and throttle response by optimizing exhaust scavenging through Resonance Chamber Technology—all while reducing unsprung weight and centralizing mass for improved handling. Its...18212164- SKU:
- 18212164
- Availability:
- Ships Same Business Day
- Weight:
- 6.20 LBS
$899.99 -
Bills Pipes YZ 250 02-22 Carbon MX2 Silencer YS-24C
BILLS PIPES
$289.99If you're running a YZ 250 and want to shed rotational mass without compromising durability, the Bills Pipes MX2 Silencer delivers the weight savings and acoustic character that 2-stroke racers demand. The carbon fiber construction cuts unnecessary bulk...YS-24C- SKU:
- YS-24C
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$289.99 -
Bills Pipes YZ 250 02-22 MX2 Silencer YS-24
BILLS PIPES
$189.99The YZ 250 demands an exhaust system that matches the bike's responsiveness and lightweight design. Bills Pipes' MX2 Silencer delivers aggressive 2-stroke character while maintaining the durability you need for consistent track performance or trail abuse...YS-24- SKU:
- YS-24
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$189.99 -
Bills Pipes YZ 125 02-21 MX2 Silencer YS-15
BILLS PIPES
$189.99Shave weight off your YZ 125 without sacrificing durability or that unmistakable 2-stroke bark. The Bills Pipes MX2 Silencer delivers measurable performance gains through precision engineering and USA-made craftsmanship, while its reinforced construction...YS-15- SKU:
- YS-15
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$189.99 -
Bills Pipes YZ-85 02-19 Carbon MX2 Silencer YS-82C
BILLS PIPES
$289.99The Bills Pipes YZ-85 MX2 Silencer delivers a noticeable power gain through optimized exhaust scavenging while maintaining the authentic 2-stroke character that defines dirt bike riding. If you're running a YZ-85 and want measurable performance without...YS-82C- SKU:
- YS-82C
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$289.99 -
Bills Pipes YZ 85 02-19 MX2 Silencer YS-82
BILLS PIPES
$189.99The Bills Pipes MX2 Silencer delivers the classic 2-stroke bark you're after while keeping rotating mass minimal—critical for a machine as responsive as the YZ 85. Hand-crafted construction and premium materials mean you're getting durability that...YS-82- SKU:
- YS-82
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$189.99 -
Bills Pipes YZ 65 2018-22 Carbon MX2 Silencer YS-68C
BILLS PIPES
$289.99Shave unsprung weight off your YZ 65 while unlocking the authentic 2-stroke bark that stock silencers suppress. The MX2 delivers measurable performance gains through its carbon fiber construction and optimized exhaust flow, all while maintaining the...YS-68C- SKU:
- YS-68C
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$289.99 -
Bills Pipes YZ 65 2018-22 MX2 Silencer YS-68
BILLS PIPES
$189.99If you're running a YZ 65 and want to shed weight while maintaining authentic 2-stroke character, the Bills Pipes MX2 Silencer delivers measurable performance gains without sacrificing the aggressive sound that defines motocross. The combination of 6061...YS-68- SKU:
- YS-68
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$189.99 -
Bills Pipes RM 250 04-08 Carbon MX2 Silencer SS-26C
BILLS PIPES
$289.99Stock silencers add unnecessary weight and rob your RM 250 of the responsive power delivery a 2-stroke demands. The Bills Pipes MX2 delivers measurable weight savings through carbon fiber construction while maintaining the acoustic character that defines...SS-26C- SKU:
- SS-26C
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$289.99 -
Bills Pipes RM 250 04-08 MX2 Silencer SS-26
BILLS PIPES
$189.99If you're running a RM 250 two-stroke and want to unlock its full potential without sacrificing reliability, the Bills Pipes MX2 Silencer is engineered to deliver. This hand-crafted silencer combines lightweight construction with durable materials to...SS-26- SKU:
- SS-26
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$189.99 -
Bills Pipes RM 85 02-21 MX2 Silencer SS-82
BILLS PIPES
$189.99The Bills Pipes MX2 Silencer delivers genuine performance gains for RM 85 two-strokes while shedding unnecessary weight—critical when every tenth of a second counts on the track. Its 6061 T-6 aluminum construction and 304 stainless steel internals resist...SS-82- SKU:
- SS-82
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$189.99 -
Bills Pipes 65 SX 16-18 Carbon MX2 Silencer KTS-66C
BILLS PIPES
$289.99The Bills Pipes MX2 Silencer delivers a measurable reduction in weight while maintaining the aggressive 2-stroke character your bike demands. By pairing a carbon fiber shell with a 304 stainless steel mid-pipe and durable glass packing, you get a...KTS-66C- SKU:
- KTS-66C
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$289.99 -
Bills Pipes 65 SX 16-18 MX2 Silencer KTS-66
BILLS PIPES
$189.99The Bills Pipes MX2 Silencer delivers measurable performance gains through weight reduction and optimized exhaust scavenging, critical for 65cc racers pushing competitive lap times. Its lightweight construction and durable materials preserve the...KTS-66- SKU:
- KTS-66
- Availability:
- Special Order
- Weight:
- 2.12 LBS
$189.99