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Pro Circuit Dirt Bike 2 Stroke Silencers

Pro Circuit Dirt Bike 2 Stroke Silencers

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Pro Circuit R-304 Silencer for Honda CR125R 1998-1999 SH98125-RE

    Pro Circuit R-304 Silencer for Honda CR125R 1998-1999 SH98125-RE

    PRO CIRCUIT

    $206.29
    If you're running a CR125R in competitive closed-course racing, exhaust scavenging is everything—and this Pro Circuit silencer is engineered to maximize that window. The compact aluminum design cuts weight while the 304 stainless steel intake tube and...
    SH98125RE
    SKU:
    SH98125RE
    Availability:
    Ships Same Business Day
    Weight:
    1.82 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    UNITS:
    EACH
    TYPE:
    SLIP-ON
    MODEL:
    R-304
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    $206.29
    Qty in Cart: 0
    Quantity:
    Price:
    $206.29
    Subtotal:
  • Pro Circuit 304 Silencer Honda CR250R 1999 SH99250-SE

    Pro Circuit 304 Silencer Honda CR250R 1999 SH99250-SE

    PRO CIRCUIT

    $205.95
    If you're running a Honda CR250R, exhaust noise and performance limitations go hand-in-hand—until now. The Pro Circuit 304 Silencer delivers measurable top-end power gains while keeping sound levels compliant for track and trail use. Built from premium...
    SH99250SE
    SKU:
    SH99250SE
    Availability:
    Ships Same Business Day
    Weight:
    2.60 LBS
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    MUFFLER COLOR/FINISH:
    BRUSHED
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit R-304 Silencer Kawasaki KX65 2000-2001 SK00065-R

    Pro Circuit R-304 Silencer Kawasaki KX65 2000-2001 SK00065-R

    PRO CIRCUIT

    $206.29
    If you're running a KX65 on the track, exhaust flow directly impacts throttle response and power delivery in the critical mid-range where junior racers make their passes. The Pro Circuit R-304 delivers measurable gains in scavenging efficiency while...
    SK00065R
    SKU:
    SK00065R
    Availability:
    Ships Same Business Day
    Weight:
    1.79 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    R-304
    UNITS:
    EACH
    $206.29
    Qty in Cart: 0
    Quantity:
    Price:
    $206.29
    Subtotal:
  • Pro Circuit 304 Silencer Kawasaki KX65 2002-2022 SK02065-304

    Pro Circuit 304 Silencer Kawasaki KX65 2002-2022 SK02065-304

    PRO CIRCUIT

    $205.95
    The Pro Circuit 304 Silencer delivers measurable top-end power gains on your KX65 while keeping noise levels in check—critical for track compliance and extended riding sessions. Built with purpose-engineered materials and welded construction, this...
    SK02065304
    SKU:
    SK02065304
    Availability:
    Ships Same Business Day
    Weight:
    1.76 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER COLOR/FINISH:
    BRUSHED
    UNITS:
    EACH
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    MODEL:
    304
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit R-304 Silencer Kawasaki KX65 2002-2022 SK02065-R

    Pro Circuit R-304 Silencer Kawasaki KX65 2002-2022 SK02065-R

    PRO CIRCUIT

    $206.29
    If you're running a KX65 in competitive closed-course racing, exhaust scavenging directly impacts your power band and throttle response. The Pro Circuit R-304 delivers measurable performance gains through optimized expansion chamber design while keeping...
    SK02065R
    SKU:
    SK02065R
    Availability:
    Ships Same Business Day
    Weight:
    1.60 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    MODEL:
    R-304
    MUFFLER COLOR/FINISH:
    BRUSHED
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    $206.29
    Qty in Cart: 0
    Quantity:
    Price:
    $206.29
    Subtotal:
  • Pro Circuit R-304 Silencer for Kawasaki KX125 2003-2005 SK03125-RE

    Pro Circuit R-304 Silencer for Kawasaki KX125 2003-2005 SK03125-RE

    PRO CIRCUIT

    $206.29
    If you're running a KX125 two-stroke in competitive racing, exhaust flow directly impacts power delivery and throttle response. The Pro Circuit R-304 delivers measurable performance gains through optimized scavenging while keeping rotating mass...
    SK03125RE
    SKU:
    SK03125RE
    Availability:
    Ships Same Business Day
    Weight:
    1.90 LBS
    MODEL:
    R-304
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    UNITS:
    EACH
    $206.29
    Qty in Cart: 0
    Quantity:
    Price:
    $206.29
    Subtotal:
  • Pro Circuit R-304 Silencer Kawasaki KX250 2003-2004 SK03250-RE

    Pro Circuit R-304 Silencer Kawasaki KX250 2003-2004 SK03250-RE

    PRO CIRCUIT

    $206.29
    If you're running a KX250 in serious closed-course racing, exhaust flow directly impacts your power band and throttle response. The Pro Circuit R-304 delivers a precisely tuned expansion chamber and a lightweight silencer core that reduces back pressure...
    SK03250RE
    SKU:
    SK03250RE
    Availability:
    Ships Same Business Day
    Weight:
    2.35 LBS
    MODEL:
    R-304
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    MUFFLER COLOR/FINISH:
    BRUSHED
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    $206.29
    Qty in Cart: 0
    Quantity:
    Price:
    $206.29
    Subtotal:
  • Pro Circuit 304 Silencer for Kawasaki KX60 1986-2003 SK86060-304

    Pro Circuit 304 Silencer for Kawasaki KX60 1986-2003 SK86060-304

    PRO CIRCUIT

    $205.95
    For KX60 riders serious about performance, exhaust flow is non-negotiable—the Pro Circuit 304 Silencer delivers measurable high-end power gains while keeping your operation compliant with noise restrictions. Built with stainless steel internals and...
    SK86060304
    SKU:
    SK86060304
    Availability:
    Ships Same Business Day
    Weight:
    1.70 LBS
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    MUFFLER COLOR/FINISH:
    BRUSHED
    PRODUCT NAME:
    SILENCER
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    304
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer for Kawasaki KX125 1989 SK88125-304

    Pro Circuit 304 Silencer for Kawasaki KX125 1989 SK88125-304

    PRO CIRCUIT

    $205.95
    The Pro Circuit 304 Silencer is engineered for KX125 riders who demand increased top-end power without the noise penalty that typically comes with performance exhaust systems. This is a bolt-on upgrade that delivers measurable horsepower gains while...
    SK88125304
    SKU:
    SK88125304
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    MODEL:
    304
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    ROUND
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Kawasaki KX500 1988-2003 SK88500-304

    Pro Circuit 304 Silencer Kawasaki KX500 1988-2003 SK88500-304

    PRO CIRCUIT

    $205.95
    If you're running a KX500, exhaust flow directly impacts your power band—and the Pro Circuit 304 delivers measurable gains in high-RPM performance without sacrificing rideability. This silencer pairs real noise reduction with engineering that works,...
    SK88500304
    SKU:
    SK88500304
    Availability:
    Ships Same Business Day
    Weight:
    2.13 LBS
    MODEL:
    304
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    MUFFLER COLOR/FINISH:
    BRUSHED
    STYLE:
    ROUND
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Kawasaki KX250 1988-1989 SK89200D-304

    Pro Circuit 304 Silencer Kawasaki KX250 1988-1989 SK89200D-304

    PRO CIRCUIT

    $205.95
    The Pro Circuit 304 Silencer delivers the performance gains you need without sacrificing the quiet operation required for modern trail and track conditions. By optimizing exhaust scavenging, this silencer increases throttle response and top-end power...
    SK89200D304
    SKU:
    SK89200D304
    Availability:
    Ships Same Business Day
    Weight:
    1.88 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Kawasaki KX125 1992-1993 SK92125-304

    Pro Circuit 304 Silencer Kawasaki KX125 1992-1993 SK92125-304

    PRO CIRCUIT

    $205.95
    If you're running a 1992-1993 Kawasaki KX125, you need a silencer that delivers real performance gains without compromising on durability or noise compliance. The Pro Circuit 304 combines aggressive sound suppression with a lightweight,...
    SK92125304
    SKU:
    SK92125304
    Availability:
    Ships Same Business Day
    Weight:
    2.00 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    MODEL:
    304
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    STYLE:
    ROUND
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit Spark Arrestor Silencer Kawasaki KX125 1995-1998 SK95125-SA

    Pro Circuit Spark Arrestor Silencer Kawasaki KX125 1995-1998 SK95125-SA

    PRO CIRCUIT

    $217.95
    If you're running your KX125 in U.S. Forest Service lands or anywhere spark arrestor compliance matters, this Pro Circuit silencer delivers real performance without sacrificing forest safety. The engineered internals prevent carbon buildup while...
    SK95125SA
    SKU:
    SK95125SA
    Availability:
    Ships Same Business Day
    Weight:
    3.34 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    STYLE:
    ROUND
    FEATURES:
    WITH SPARK ARRESTOR
    MODEL:
    NATURE FRIENDLY
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    TYPE:
    SLIP-ON
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $217.95
    Qty in Cart: 0
    Quantity:
    Price:
    $217.95
    Subtotal:
  • Pro Circuit 304 Silencer Kawasaki KX125 1995-1998 SK95125-SE

    Pro Circuit 304 Silencer Kawasaki KX125 1995-1998 SK95125-SE

    PRO CIRCUIT

    $205.95
    The Pro Circuit 304 Silencer delivers measurable gains in high-end power while keeping your KX125 street-legal and neighbor-friendly. This is a bolt-on upgrade that combines genuine performance with responsible noise management—no compromises. Built with...
    SK95125SE
    SKU:
    SK95125SE
    Availability:
    Ships Same Business Day
    Weight:
    2.35 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    MUFFLER COLOR/FINISH:
    BRUSHED
    UNITS:
    EACH
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    ROUND
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Kawasaki KDX200 1995-2006 SK95200D-SE

    Pro Circuit 304 Silencer Kawasaki KDX200 1995-2006 SK95200D-SE

    PRO CIRCUIT

    $205.95
    The Pro Circuit 304 Factory Sound Silencer delivers measurable top-end power gains while keeping noise levels compliant—ideal for riders who need performance without drawing unwanted attention. Built with 6061 T6 aluminum and stainless steel internals,...
    SK95200DSE
    SKU:
    SK95200DSE
    Availability:
    Ships Same Business Day
    Weight:
    2.76 LBS
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    304
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    MUFFLER COLOR/FINISH:
    BRUSHED
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Kawasaki KX250 1995-1998 SK95250-SE

    Pro Circuit 304 Silencer Kawasaki KX250 1995-1998 SK95250-SE

    PRO CIRCUIT

    $205.95
    If you're running a KX250 in competitive settings or high-noise environments, the Pro Circuit 304 Factory Sound Silencer delivers FIM-compliant performance without sacrificing power output. The 304 stainless steel construction resists corrosion and heat...
    SK95250SE
    SKU:
    SK95250SE
    Availability:
    Ships Same Business Day
    Weight:
    2.75 LBS
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    MUFFLER COLOR/FINISH:
    BRUSHED
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Kawasaki KX85 2001-2025 SK98080-304

    Pro Circuit 304 Silencer Kawasaki KX85 2001-2025 SK98080-304

    PRO CIRCUIT

    $205.95
    If you're running a Kawasaki KX85 and tired of noise complaints at the track or riding area, the Pro Circuit 304 Silencer delivers FIM-approved performance without sacrificing power. This bolt-on upgrade reduces sound levels while optimizing exhaust...
    SK98080304
    SKU:
    SK98080304
    Availability:
    Ships Same Business Day
    Weight:
    1.88 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    ROUND
    END CAP MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit R-304 Silencer Kawasaki KX125 1999-2002 SK99125-RE

    Pro Circuit R-304 Silencer Kawasaki KX125 1999-2002 SK99125-RE

    PRO CIRCUIT

    $206.29
    If you're running a KX125 in competitive racing, exhaust flow directly impacts your power delivery and track times. The Pro Circuit R-304 Shorty Silencer is engineered to maximize exhaust efficiency without sacrificing the noise management required for...
    SK99125RE
    SKU:
    SK99125RE
    Availability:
    Ships Same Business Day
    Weight:
    1.94 LBS
    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
    MUFFLER COLOR/FINISH:
    BRUSHED
    PRODUCT NAME:
    SILENCER
    $206.29
    Qty in Cart: 0
    Quantity:
    Price:
    $206.29
    Subtotal:
  • Pro Circuit 304 Silencer Kawasaki KX125 1999-2002 SK99125-SE

    Pro Circuit 304 Silencer Kawasaki KX125 1999-2002 SK99125-SE

    PRO CIRCUIT

    $205.95
    Two-stroke racers demand exhaust systems that deliver measurable power gains without excessive noise penalties. The Pro Circuit 304 Factory Sound Silencer gives your KX125 optimized scavenging and responsiveness while keeping decibel levels...
    SK99125SE
    SKU:
    SK99125SE
    Availability:
    Ships Same Business Day
    Weight:
    2.15 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    PRODUCT NAME:
    SILENCER
    STYLE:
    ROUND
    PIPE MATERIAL:
    STAINLESS STEEL
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit R-304 Silencer for Kawasaki KX250 1999-2002 SK99250-RE

    Pro Circuit R-304 Silencer for Kawasaki KX250 1999-2002 SK99250-RE

    PRO CIRCUIT

    $206.29
    The Pro Circuit R-304 Silencer is engineered for competitive two-stroke racing where exhaust efficiency directly translates to power on the track. Optimized internal design and premium materials deliver measurable gains in throttle response and...
    SK99250RE
    SKU:
    SK99250RE
    Availability:
    Ships Same Business Day
    Weight:
    2.22 LBS
    MODEL:
    R-304
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    MUFFLER COLOR/FINISH:
    BRUSHED
    PRODUCT NAME:
    SILENCER
    $206.29
    Qty in Cart: 0
    Quantity:
    Price:
    $206.29
    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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