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Dirt Bike Silencers/Mufflers

Dirt Bike Silencers/Mufflers

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

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 304 Silencer KTM 65 SX 2024-2025 1052465

    Pro Circuit 304 Silencer KTM 65 SX 2024-2025 1052465

    PRO CIRCUIT

    $205.95
    The 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
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit R-304 Silencer for KTM 65 SX 2024-2025 1152465

    Pro Circuit R-304 Silencer for KTM 65 SX 2024-2025 1152465

    PRO CIRCUIT

    $206.29
    The 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
    Qty in Cart: 0
    Quantity:
    Price:
    $206.29
    Subtotal:
  • Pro Circuit Ti-2 Silencer KTM 65 SX 2024-2025 1152465K Pro Circuit Ti-2 Silencer KTM 65 SX 2024-2025 1152465K

    Pro Circuit Ti-2 Silencer KTM 65 SX 2024-2025 1152465K

    PRO CIRCUIT

    $446.95
    For 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
    Qty in Cart: 0
    Quantity:
    Price:
    $446.95
    Subtotal:
  • Pro Circuit 296 Silencer KTM 65 SX 2024-2025 1352465

    Pro Circuit 296 Silencer KTM 65 SX 2024-2025 1352465

    PRO CIRCUIT

    $202.95
    If 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
    Qty in Cart: 0
    Quantity:
    Price:
    $202.95
    Subtotal:
  • FMF Factory 4.1 RCT Slip-On Muffler with Carbon Cap - Titanium Anodized - TF 250-X 045695

    FMF Factory 4.1 RCT Slip-On Muffler with Carbon Cap - Titanium Anodized - TF 250-X 045695

    FMF

    $899.99
    If 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
    Qty in Cart: 0
    Quantity:
    Price:
    $899.99
    Subtotal:
  • FMF Powercore 4 Hex Slip-On Muffler - KX 250 042409

    FMF Powercore 4 Hex Slip-On Muffler - KX 250 042409

    FMF

    $399.99
    If 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
    Qty in Cart: 0
    Quantity:
    Price:
    $399.99
    Subtotal:
  • FMF Q4 Hex S/A Slip-On Muffler - KX 250 042410

    FMF Q4 Hex S/A Slip-On Muffler - KX 250 042410

    FMF

    $449.99
    If 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
    Qty in Cart: 0
    Quantity:
    Price:
    $449.99
    Subtotal:
  • FMF Factory 4.1 RCT Slip-On Muffler with Carbon Cap - Anodized Titanium - KX 250 042412

    FMF Factory 4.1 RCT Slip-On Muffler with Carbon Cap - Anodized Titanium - KX 250 042412

    FMF

    $899.99
    The 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
    Qty in Cart: 0
    Quantity:
    Price:
    $899.99
    Subtotal:
  • carbon silencer

    Bills Pipes YZ 250 02-22 Carbon MX2 Silencer YS-24C

    BILLS PIPES

    $289.99
    If 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
    Qty in Cart: 0
    Quantity:
    Price:
    $289.99
    Subtotal:
  • mx2

    Bills Pipes YZ 250 02-22 MX2 Silencer YS-24

    BILLS PIPES

    $189.99
    The 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
    Qty in Cart: 0
    Quantity:
    Price:
    $189.99
    Subtotal:
  • mx2

    Bills Pipes YZ 125 02-21 MX2 Silencer YS-15

    BILLS PIPES

    $189.99
    Shave 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
    Qty in Cart: 0
    Quantity:
    Price:
    $189.99
    Subtotal:
  • carbon silencer

    Bills Pipes YZ-85 02-19 Carbon MX2 Silencer YS-82C

    BILLS PIPES

    $289.99
    The 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
    Qty in Cart: 0
    Quantity:
    Price:
    $289.99
    Subtotal:
  • mx2

    Bills Pipes YZ 85 02-19 MX2 Silencer YS-82

    BILLS PIPES

    $189.99
    The 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
    Qty in Cart: 0
    Quantity:
    Price:
    $189.99
    Subtotal:
  • carbon silencer

    Bills Pipes YZ 65 2018-22 Carbon MX2 Silencer YS-68C

    BILLS PIPES

    $289.99
    Shave 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
    Qty in Cart: 0
    Quantity:
    Price:
    $289.99
    Subtotal:
  • mx2

    Bills Pipes YZ 65 2018-22 MX2 Silencer YS-68

    BILLS PIPES

    $189.99
    If 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
    Qty in Cart: 0
    Quantity:
    Price:
    $189.99
    Subtotal:
  • carbon silencer

    Bills Pipes RM 250 04-08 Carbon MX2 Silencer SS-26C

    BILLS PIPES

    $289.99
    Stock 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
    Qty in Cart: 0
    Quantity:
    Price:
    $289.99
    Subtotal:
  • mx2

    Bills Pipes RM 250 04-08 MX2 Silencer SS-26

    BILLS PIPES

    $189.99
    If 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
    Qty in Cart: 0
    Quantity:
    Price:
    $189.99
    Subtotal:
  • mx2

    Bills Pipes RM 85 02-21 MX2 Silencer SS-82

    BILLS PIPES

    $189.99
    The 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
    Qty in Cart: 0
    Quantity:
    Price:
    $189.99
    Subtotal:
  • carbon silencer

    Bills Pipes 65 SX 16-18 Carbon MX2 Silencer KTS-66C

    BILLS PIPES

    $289.99
    The 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
    Qty in Cart: 0
    Quantity:
    Price:
    $289.99
    Subtotal:
  • mx2

    Bills Pipes 65 SX 16-18 MX2 Silencer KTS-66

    BILLS PIPES

    $189.99
    The 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
    Qty in Cart: 0
    Quantity:
    Price:
    $189.99
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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