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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
  •  FMF Powercore 2 Muffler 024079

    FMF Powercore 2 Muffler 024079

    FMF

    $199.99
    If you're running a 2-stroke machine and leaving performance on the table, your exhaust system is likely the culprit. The FMF Powercore 2 Muffler delivers measurable gains in power and throttle response by optimizing exhaust scavenging through its...
    18212055
    SKU:
    18212055
    Availability:
    Ships Same Business Day
    Weight:
    2.30 LBS
    $199.99
    Qty in Cart: 0
    Quantity:
    Price:
    $199.99
    Subtotal:
  •  FMF Powercore 2 Shorty Muffler 024080

    FMF Powercore 2 Shorty Muffler 024080

    FMF

    $199.99
    If you're running tight track or supercross circuits, exhaust back-pressure directly impacts your power delivery in the critical mid-range—and this is where the FMF Powercore 2 Shorty excels. The shortened core design maximizes bottom and mid-rpm output...
    18212056
    SKU:
    18212056
    Availability:
    Ships Same Business Day
    Weight:
    1.85 LBS
    $199.99
    Qty in Cart: 0
    Quantity:
    Price:
    $199.99
    Subtotal:
  •  FMF Turbinecore 2 Muffler 024081

    FMF Turbinecore 2 Muffler 024081

    FMF

    $219.99
    If you're serious about extracting maximum power from your machine without compromising durability, the FMF Turbinecore 2 Muffler delivers track-proven performance through its straight-through design and optimized flow characteristics. Built for riders...
    18212057
    SKU:
    18212057
    Availability:
    Ships Same Business Day
    Weight:
    3.10 LBS
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  •  FMF Powercore 2 Muffler 025281  FMF Powercore 2 Muffler 025281

    FMF Powercore 2 Muffler 025281

    FMF

    $199.99
    If you're running a 2-stroke, the Powercore 2 Muffler delivers measurable performance gains through optimized exhaust scavenging while keeping weight minimal—critical for machines where every pound matters. The stainless steel end cap and front stinger...
    18212063
    SKU:
    18212063
    Availability:
    Ships Same Business Day
    Weight:
    3.06 LBS
    $199.99
    Qty in Cart: 0
    Quantity:
    Price:
    $199.99
    Subtotal:
  •  FMF Turbinecore 2 Muffler 025282  FMF Turbinecore 2 Muffler 025282

    FMF Turbinecore 2 Muffler 025282

    FMF

    $219.99
    The FMF Turbinecore 2 Muffler delivers the exhaust flow you need to unlock your engine's full potential without sacrificing sound control. Its straight-through design minimizes backpressure while the Turbine Dampening System keeps noise levels compliant,...
    18212064
    SKU:
    18212064
    Availability:
    Ships Same Business Day
    Weight:
    3.48 LBS
    $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    $219.99
    Subtotal:
  • Pro Circuit T-6 Slip-On Muffler for 2024-2025 Kawasaki KX450F 0112225A

    Pro Circuit T-6 Slip-On Muffler for 2024-2025 Kawasaki KX450F 0112225A

    PRO CIRCUIT

    $799.95
    The Pro Circuit T-6 Slip-On Muffler is engineered to unlock measurable gains in exhaust scavenging and throttle response on your 2024-2025 KX450F. By reducing backpressure and optimizing flow characteristics, this stainless steel muffler delivers both a...
    18212069
    SKU:
    18212069
    Availability:
    Ships Same Business Day
    Weight:
    11.00 LBS
    $799.95
    Qty in Cart: 0
    Quantity:
    Price:
    $799.95
    Subtotal:
  • On Sale
    FMF Q Series Silencer 025298

    FMF Q Series Silencer 025298

    FMF

    MSRP: $219.99
    Now: $187.00
    Was: $219.99
    If you're running a machine that demands both legal compliance and genuine performance, the FMF Q Series Silencer doesn't force you to choose between them. The proprietary oval canister design maintains optimal exhaust flow while delivering serious sound...
    18212083
    SKU:
    18212083
    Availability:
    Ships Same Business Day
    Weight:
    3.23 LBS
    MSRP: $219.99
    Now: $187.00
    Was: $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $219.99
    Now: $187.00
    Was: $219.99
    Subtotal:
  • Pro Circuit 304 Silencer KTM 125 SX 2023-2025 1052312

    Pro Circuit 304 Silencer KTM 125 SX 2023-2025 1052312

    PRO CIRCUIT

    $205.95
    If you're running a KTM 125 SX in a competition or practice environment where noise restrictions apply, the Pro Circuit 304 Silencer delivers track-legal sound levels without sacrificing the exhaust scavenging characteristics your engine needs. The...
    18212075
    SKU:
    18212075
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer KTM 250 SX 2023 1052325

    Pro Circuit 304 Silencer KTM 250 SX 2023 1052325

    PRO CIRCUIT

    $205.95
    If you're running a KTM 250 SX and want serious noise reduction without sacrificing performance, the Pro Circuit 304 Silencer delivers both. This purpose-built silencer combines lightweight construction with smart engineering to lower your acoustic...
    18212076
    SKU:
    18212076
    Availability:
    Ships Same Business Day
    Weight:
    2.38 LBS
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit R-304 Silencer for 2023-2024 KTM 125 SX 1152312

    Pro Circuit R-304 Silencer for 2023-2024 KTM 125 SX 1152312

    PRO CIRCUIT

    $206.29
    The Pro Circuit R-304 Silencer delivers the performance you need without sacrificing durability or sound control. Purpose-built for the 2023-2024 KTM 125 SX, this exhaust silencer combines lightweight construction with corrosion-resistant materials to...
    18212077
    SKU:
    18212077
    Availability:
    Ships Same Business Day
    Weight:
    2.26 LBS
    $206.29
    Qty in Cart: 0
    Quantity:
    Price:
    $206.29
    Subtotal:
  • Pro Circuit Ti-2 Silencer KTM 125 SX 2023-2025 1152312K

    Pro Circuit Ti-2 Silencer KTM 125 SX 2023-2025 1152312K

    PRO CIRCUIT

    $446.95
    The Pro Circuit Ti-2 Silencer is engineered to maximize exhaust scavenging on your 2023-2025 KTM 125 SX, delivering measurable horsepower and torque gains while keeping noise levels compliant with track and trail regulations. A titanium construction...
    18212078
    SKU:
    18212078
    Availability:
    Ships Same Business Day
    Weight:
    1.86 LBS
    $446.95
    Qty in Cart: 0
    Quantity:
    Price:
    $446.95
    Subtotal:
  • Pro Circuit R-304 Silencer for KTM 250 SX 2023-2024 1152325

    Pro Circuit R-304 Silencer for KTM 250 SX 2023-2024 1152325

    PRO CIRCUIT

    $206.29
    The Pro Circuit R-304 Silencer delivers the exhaust flow and sound profile you need to maximize your KTM 250 SX's power output while maintaining durability through seasons of aggressive riding. Built with 304 stainless steel and precision welding, this...
    18212079
    SKU:
    18212079
    Availability:
    Ships Same Business Day
    Weight:
    2.31 LBS
    $206.29
    Qty in Cart: 0
    Quantity:
    Price:
    $206.29
    Subtotal:
  • Pro Circuit Ti-2 Silencer KTM 250 SX 2023-2024 1152325K Pro Circuit Ti-2 Silencer KTM 250 SX 2023-2024 1152325K

    Pro Circuit Ti-2 Silencer KTM 250 SX 2023-2024 1152325K

    PRO CIRCUIT

    $446.95
    The Pro Circuit Ti-2 Silencer delivers the power gains you need without sacrificing street legality or rider comfort. Built with premium titanium construction, this exhaust component reduces backpressure while meeting noise regulations—giving you...
    18212080
    SKU:
    18212080
    Availability:
    Ships Same Business Day
    Weight:
    1.95 LBS
    $446.95
    Qty in Cart: 0
    Quantity:
    Price:
    $446.95
    Subtotal:
  • Pro Circuit Type 296 Spark Arrestor Silencer KTM 125 SX 2023-2025 1352312

    Pro Circuit Type 296 Spark Arrestor Silencer KTM 125 SX 2023-2025 1352312

    PRO CIRCUIT

    $202.95
    The Pro Circuit Type 296 Spark Arrestor Silencer is engineered to extract maximum exhaust flow on the 2023-2025 KTM 125 SX, translating directly to improved power delivery and throttle response when it matters most. By reducing unsprung weight at the...
    18212081
    SKU:
    18212081
    Availability:
    Ships Same Business Day
    Weight:
    3.92 LBS
    $202.95
    Qty in Cart: 0
    Quantity:
    Price:
    $202.95
    Subtotal:
  • Pro Circuit Type 296 Spark Arrestor Silencer for KTM 250 SX 2023-2024 1352325

    Pro Circuit Type 296 Spark Arrestor Silencer for KTM 250 SX 2023-2024 1352325

    PRO CIRCUIT

    $202.95
    If you're running a KTM 250 SX, stock exhaust noise limits track time and trail access—the Pro Circuit Type 296 Spark Arrestor Silencer delivers race-proven noise reduction without sacrificing peak performance. This bolt-on upgrade optimizes exhaust...
    18212082
    SKU:
    18212082
    Availability:
    Ships Same Business Day
    Weight:
    3.77 LBS
    $202.95
    Qty in Cart: 0
    Quantity:
    Price:
    $202.95
    Subtotal:
  • On Sale
    FMF Turbinecore Muffler 022067

    FMF Turbinecore Muffler 022067

    FMF

    MSRP: $219.99
    Now: $187.00
    Was: $219.99
    If you're running a high-performance off-road or powersports rig, exhaust noise restrictions can limit where and when you ride—until now. The FMF Turbinecore Muffler delivers genuine sound suppression in a compact package that won't compromise your...
    18212089
    SKU:
    18212089
    Availability:
    Ships Same Business Day
    Weight:
    3.25 LBS
    MSRP: $219.99
    Now: $187.00
    Was: $219.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $219.99
    Now: $187.00
    Was: $219.99
    Subtotal:
  • Pro Circuit T-6 Slip-On Muffler for 2019-2024 Yamaha YZ250F 0131925A

    Pro Circuit T-6 Slip-On Muffler for 2019-2024 Yamaha YZ250F 0131925A

    PRO CIRCUIT

    $799.95
    The Pro Circuit T-6 Slip-On Muffler is engineered to unlock measurable horsepower gains while delivering the aggressive exhaust note that serious riders demand. By optimizing exhaust scavenging and reducing backpressure, this muffler improves both...
    18212090
    SKU:
    18212090
    Availability:
    Ships Same Business Day
    Weight:
    11.30 LBS
    $799.95
    Qty in Cart: 0
    Quantity:
    Price:
    $799.95
    Subtotal:
  • On Sale
    FMF Powercore 4 Hex Slip-On Muffler 042401

    FMF Powercore 4 Hex Slip-On Muffler 042401

    FMF

    MSRP: $399.99
    Now: $340.00
    Was: $399.99
    If you're serious about maximizing your machine's performance on the track, exhaust restriction is costing you horsepower and throttle response. The FMF Powercore 4 Hex Slip-On Muffler delivers the flow efficiency you need to unlock your engine's...
    18212091
    SKU:
    18212091
    Availability:
    Ships Same Business Day
    Weight:
    6.75 LBS
    MSRP: $399.99
    Now: $340.00
    Was: $399.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $399.99
    Now: $340.00
    Was: $399.99
    Subtotal:
  • On Sale
    FMF Q4 Hex Slip-On Muffler 042402

    FMF Q4 Hex Slip-On Muffler 042402

    FMF

    MSRP: $449.99
    Now: $382.00
    Was: $449.99
    If you're running closed-course competition, exhaust flow and weight savings directly impact your power curve and lap times. The FMF Q4 Hex Slip-On Muffler delivers measurable performance gains through optimized internal baffling and a lightweight...
    18212092
    SKU:
    18212092
    Availability:
    Ships Same Business Day
    Weight:
    7.50 LBS
    MSRP: $449.99
    Now: $382.00
    Was: $449.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $449.99
    Now: $382.00
    Was: $449.99
    Subtotal:
  • On Sale
    FMF Factory 4.1 RCT Slip-On Muffler - Stainless Steel - Carbon Fiber Cap 042403

    FMF Factory 4.1 RCT Slip-On Muffler - Stainless Steel - Carbon Fiber Cap 042403

    FMF

    MSRP: $674.99
    Now: $574.00
    Was: $674.99
    The FMF Factory 4.1 RCT delivers measurable gains in horsepower and torque while maintaining the durability required for competitive racing. Its stainless steel construction resists corrosion and thermal stress, while the carbon fiber cap reduces...
    18212093
    SKU:
    18212093
    Availability:
    Ships Same Business Day
    Weight:
    7.14 LBS
    MSRP: $674.99
    Now: $574.00
    Was: $674.99
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $674.99
    Now: $574.00
    Was: $674.99
    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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