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PRO CIRCUIT

PRO CIRCUIT

PRO CIRCUIT

Pro Circuit Exhaust Systems and Performance Parts at JJ Motorsports

Pro Circuit, established in the late 1970s by Mitch Payton, is a leading name in the motocross and off-road racing industry. The company focuses on providing superior aftermarket exhaust systems, suspension components, and engine performance kits to enhance motorcycle performance for professional racers and casual riders alike. With a commitment to excellence and innovation, Pro Circuit has grown to become a trusted brand for dirt bike enthusiasts worldwide.

At JJ Motorsports, we offer a wide selection of Pro Circuit products to optimize your dirt bike's performance. Popular items include the Ti-6 Exhaust System for Honda CRF450R, engineered from titanium for lightweight durability and increased horsepower, the Ti-6 Dual Exhaust System for Kawasaki KX450 with a carbon fiber end cap for enhanced power and torque, and the T-6 Exhaust System for Honda CRF110F featuring stainless steel construction and a spark arrestor. Other favorites are the T-6 Exhaust System for Honda CRF250R designed for reliable power output, the Works Pipe for Yamaha YZ250 with a raw carbon steel finish for superior performance, and the T-6 Stainless Steel Exhaust System for KTM 250 SX-F offering hassle-free installation.

Pro Circuit products provide significant benefits such as increased horsepower, torque, and durability, along with reduced weight and improved sound compliance for off-road use. Key features include high-quality materials like titanium, stainless steel, and carbon fiber, precise fitment for models like Honda CRF series, Yamaha YZ, Kawasaki KX, and KTM SX-F, and designs that meet AMA/FIM regulations, making them ideal for motocross and trail riding.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Pro Circuit 304 Silencer Honda CR125R 2002-2007 SH02125-SE

    Pro Circuit 304 Silencer Honda CR125R 2002-2007 SH02125-SE

    PRO CIRCUIT

    $205.95
    If you're running a CR125R and want measurable gains in high-end power without waking the neighborhood, this silencer delivers both. The extended body design extracts more energy from your exhaust...
    SH02125SE
    SKU:
    SH02125SE
    Availability:
    Ships Same Business Day
    Weight:
    1.80 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    ROUND
    MUFFLER COLOR/FINISH:
    BRUSHED
    UNITS:
    EACH
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    TYPE:
    SLIP-ON
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Honda CR250R 2002-2003 SH02250-SE

    Pro Circuit 304 Silencer Honda CR250R 2002-2003 SH02250-SE

    PRO CIRCUIT

    $205.95
    The Pro Circuit 304 Silencer delivers measurable gains in exhaust flow while bringing your CR250R's noise signature into legal track limits—essential if you're serious about both performance and...
    SH02250SE
    SKU:
    SH02250SE
    Availability:
    Ships Same Business Day
    Weight:
    2.26 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    END CAP MATERIAL:
    STAINLESS STEEL
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    MODEL:
    304
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer for 1987-1995 Honda CR80R SH87080-304

    Pro Circuit 304 Silencer for 1987-1995 Honda CR80R SH87080-304

    PRO CIRCUIT

    $205.95
    If you're running a CR80R in a noise-restricted environment or looking to dial in your power delivery without the aggressive decibel output, the Pro Circuit 304 Silencer delivers measurable...
    SH87080304
    SKU:
    SH87080304
    Availability:
    Ships Same Business Day
    Weight:
    2.06 LBS
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    MUFFLER COLOR/FINISH:
    BRUSHED
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Honda CR125R 1987-1988 SH87125-304

    Pro Circuit 304 Silencer Honda CR125R 1987-1988 SH87125-304

    PRO CIRCUIT

    $205.95
    If you're running a CR125R two-stroke, backpressure and exhaust flow are everything—this Pro Circuit silencer is engineered to deliver both. You'll gain measurable mid-to-top-end power through...
    SH87125304
    SKU:
    SH87125304
    Availability:
    Ships Same Business Day
    Weight:
    1.63 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    MODEL:
    304
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    END CAP MATERIAL:
    STAINLESS STEEL
    UNITS:
    EACH
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Honda CR250R 1987 SH87250-304

    Pro Circuit 304 Silencer Honda CR250R 1987 SH87250-304

    PRO CIRCUIT

    $205.95
    The Pro Circuit 304 silencer delivers measurable gains in top-end power for your Honda CR250R while keeping noise levels in check—critical for both track compliance and rider focus. Built with 6061...
    SH87250304
    SKU:
    SH87250304
    Availability:
    Ships Same Business Day
    Weight:
    1.81 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    UNITS:
    EACH
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    MODEL:
    304
    MUFFLER COLOR/FINISH:
    BRUSHED
    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 304 Silencer Honda CR250R 1988 SH88250-304

    Pro Circuit 304 Silencer Honda CR250R 1988 SH88250-304

    PRO CIRCUIT

    $205.95
    The Pro Circuit 304 Silencer delivers measurable top-end power gains while keeping your CR250R streetbike-quiet on the track. Built from premium aluminum and stainless steel with full TIG/MIG...
    SH88250304
    SKU:
    SH88250304
    Availability:
    Ships Same Business Day
    Weight:
    2.00 LBS
    MODEL:
    304
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    MUFFLER COLOR/FINISH:
    BRUSHED
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    STYLE:
    ROUND
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Honda CR125R 1989-1990 SH89125-304

    Pro Circuit 304 Silencer Honda CR125R 1989-1990 SH89125-304

    PRO CIRCUIT

    $205.95
    If you're running a CR125R in the late '80s, you know the stock silencer is a compromise between noise and performance—this Pro Circuit unit eliminates that trade-off. The extended body design...
    SH89125304
    SKU:
    SH89125304
    Availability:
    Ships Same Business Day
    Weight:
    1.69 LBS
    MODEL:
    304
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    END CAP MATERIAL:
    STAINLESS STEEL
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer Honda CR250R 1989 SH89250-304

    Pro Circuit 304 Silencer Honda CR250R 1989 SH89250-304

    PRO CIRCUIT

    $205.95
    If you're running a CR250R, you know that two-stroke performance hinges on optimizing exhaust flow—the Pro Circuit 304 Silencer is engineered specifically for that mission. This silencer delivers...
    SH89250304
    SKU:
    SH89250304
    Availability:
    Ships Same Business Day
    Weight:
    2.40 LBS
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    MUFFLER COLOR/FINISH:
    BRUSHED
    STYLE:
    ROUND
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer for 1990 Honda CR250R SH90250-304

    Pro Circuit 304 Silencer for 1990 Honda CR250R SH90250-304

    PRO CIRCUIT

    $205.95
    The Pro Circuit 304 Silencer delivers measurable gains in top-end power while keeping your CR250R street-legal and neighbor-friendly. If you're serious about maximizing your two-stroke's performance...
    SH90250304
    SKU:
    SH90250304
    Availability:
    Ships Same Business Day
    Weight:
    2.19 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    PRODUCT NAME:
    SILENCER
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    STYLE:
    ROUND
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit 304 Silencer for Honda CR500R 1991-2001 SH91500-SE

    Pro Circuit 304 Silencer for Honda CR500R 1991-2001 SH91500-SE

    PRO CIRCUIT

    $205.95
    If you're running a CR500R that demands peak top-end power without the ear-splitting noise complaints, the Pro Circuit 304 Silencer delivers the performance exhaust solution you need. This...
    SH91500SE
    SKU:
    SH91500SE
    Availability:
    Ships Same Business Day
    Weight:
    3.08 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    STYLE:
    ROUND
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    304
    TYPE:
    SLIP-ON
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit Spark Arrestor Silencer Honda CR250R 1992-1996 SH92250-SA

    Pro Circuit Spark Arrestor Silencer Honda CR250R 1992-1996 SH92250-SA

    PRO CIRCUIT

    $173.95
    If you're running a CR250R in areas where spark arrestor compliance matters—whether you're racing on USFS lands or simply want reliable, regulation-approved performance—this Pro Circuit silencer...
    SH92250SA
    SKU:
    SH92250SA
    Availability:
    Ships Same Business Day
    Weight:
    3.26 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    OFF-ROAD
    FEATURES:
    WITH SPARK ARRESTOR
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    MODEL:
    NATURE FRIENDLY
    END CAP MATERIAL:
    STAINLESS STEEL
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $173.95
    Subtotal:
  • Pro Circuit R-304 Silencer for Honda CR85R 2003-2007 SH96080-RE

    Pro Circuit R-304 Silencer for Honda CR85R 2003-2007 SH96080-RE

    PRO CIRCUIT

    $206.29
    If you're serious about extracting maximum power from your CR85R without sacrificing reliability, you need an exhaust system engineered for racing conditions. The Pro Circuit R-304 delivers the flow...
    SH96080RE
    SKU:
    SH96080RE
    Availability:
    Ships Same Business Day
    Weight:
    1.68 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 Honda CR85R 2003-2007 SH96080-SE

    Pro Circuit 304 Silencer for Honda CR85R 2003-2007 SH96080-SE

    PRO CIRCUIT

    $205.95
    If you're running a CR85R in a noise-restricted environment or simply want to dial down decibel levels without sacrificing power delivery, the Pro Circuit 304 Silencer is engineered to handle both...
    SH96080SE
    SKU:
    SH96080SE
    Availability:
    Ships Same Business Day
    Weight:
    1.86 LBS
    STYLE:
    ROUND
    MUFFLER COLOR/FINISH:
    BRUSHED
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    MODEL:
    304
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit Spark Arrestor Silencer for 1997 Honda CR250R SH97250-SA

    Pro Circuit Spark Arrestor Silencer for 1997 Honda CR250R SH97250-SA

    PRO CIRCUIT

    $173.95
    If you're running a CR250R in off-road or forest service terrain, spark containment isn't optional—it's a liability issue. The Pro Circuit Spark Arrestor Silencer meets U.S. Forest Service standards...
    SH97250SA
    SKU:
    SH97250SA
    Availability:
    Ships Same Business Day
    Weight:
    3.62 LBS
    PRODUCT NAME:
    SILENCER
    STYLE:
    ROUND
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    FEATURES:
    WITH SPARK ARRESTOR
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    END CAP MATERIAL:
    STAINLESS STEEL
    MODEL:
    NATURE FRIENDLY
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    $173.95
    Qty in Cart: 0
    Quantity:
    Price:
    $173.95
    Subtotal:
  • Pro Circuit 304 Silencer for Honda CR250R 1997-1998 SH97250-SE

    Pro Circuit 304 Silencer for Honda CR250R 1997-1998 SH97250-SE

    PRO CIRCUIT

    $205.95
    If you're running a Honda CR250R and want to extract maximum power without waking the neighborhood, the Pro Circuit 304 Silencer delivers straight-pipe performance with effective noise control. This...
    SH97250SE
    SKU:
    SH97250SE
    Availability:
    Ships Same Business Day
    Weight:
    2.45 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    END CAP MATERIAL:
    STAINLESS STEEL
    STYLE:
    ROUND
    TYPE:
    SLIP-ON
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    MODEL:
    304
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    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...
    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...
    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...
    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...
    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...
    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...
    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...
    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...
    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...
    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...
    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...
    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 Nature Friendly Spark Arrestor Silencer KX 250 1988-1989 SK89200D-SA

    Pro Circuit Nature Friendly Spark Arrestor Silencer KX 250 1988-1989 SK89200D-SA

    PRO CIRCUIT

    $173.95
    If you're running a KX 250 in forest service areas or anywhere spark arrestor compliance matters, this silencer delivers the performance you need without the regulatory headaches. Pro Circuit's...
    SK89200DSA
    SKU:
    SK89200DSA
    Availability:
    Ships Same Business Day
    Weight:
    3.00 LBS
    END CAP MATERIAL:
    STAINLESS STEEL
    FEATURES:
    WITH SPARK ARRESTOR
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    TYPE:
    SLIP-ON
    MODEL:
    NATURE FRIENDLY
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MUFFLER COLOR/FINISH:
    BRUSHED
    PRODUCT NAME:
    SILENCER
    STYLE:
    ROUND
    Qty in Cart: 0
    Quantity:
    Price:
    $173.95
    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...
    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...
    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...
    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...
    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 Spark Arrestor Silencer KX250 1995-1998 SK95250-SA

    Pro Circuit Spark Arrestor Silencer KX250 1995-1998 SK95250-SA

    PRO CIRCUIT

    $173.95
    If you're running a KX250 in areas with U.S. Forest Service regulations or simply want to eliminate spark hazards without losing performance, this silencer is non-negotiable. The Pro Circuit spark...
    SK95250SA
    SKU:
    SK95250SA
    Availability:
    Ships Same Business Day
    Weight:
    3.60 LBS
    MUFFLER COLOR/FINISH:
    BRUSHED
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PIPE MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    SILENCER
    STYLE:
    ROUND
    FEATURES:
    WITH SPARK ARRESTOR
    MODEL:
    NATURE FRIENDLY
    END CAP MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    UNITS:
    EACH
    Qty in Cart: 0
    Quantity:
    Price:
    $173.95
    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...
    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 Spark Arrestor Silencer KX85 2001-2025 SK98080-296

    Pro Circuit Spark Arrestor Silencer KX85 2001-2025 SK98080-296

    PRO CIRCUIT

    $232.95
    If you're riding a KX85 in controlled environments or competing under FIM regulations, exhaust compliance isn't optional—it's mandatory. The Pro Circuit Type 296 Spark Arrestor Silencer delivers the...
    SK98080296
    SKU:
    SK98080296
    Availability:
    Ships Same Business Day
    Weight:
    2.89 LBS
    FEATURES:
    WITH SPARK ARRESTOR
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    PRODUCT NAME:
    MUFFLER
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    MODEL:
    TYPE 296
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    Qty in Cart: 0
    Quantity:
    Price:
    $232.95
    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...
    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...
    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...
    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...
    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:
  • Pro Circuit 304 Silencer for Honda TRX250R 1986-1989 SQH86250-304

    Pro Circuit 304 Silencer for Honda TRX250R 1986-1989 SQH86250-304

    PRO CIRCUIT

    $205.95
    If you're running a Honda TRX250R, you know that aggressive power gains often come with equally aggressive noise levels. The Pro Circuit 304 Silencer delivers the performance edge you need while...
    SQH86250304
    SKU:
    SQH86250304
    Availability:
    Ships Same Business Day
    Weight:
    2.55 LBS
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    END CAP STYLE:
    SLASH-CUT
    MUFFLER MATERIAL:
    6061 T6 ALUMINUM
    MODEL:
    304
    PIPE MATERIAL:
    STAINLESS STEEL
    TYPE:
    SLIP-ON
    MUFFLER COLOR/FINISH:
    BRUSHED
    PRODUCT NAME:
    SILENCER
    STYLE:
    ROUND
    $205.95
    Qty in Cart: 0
    Quantity:
    Price:
    $205.95
    Subtotal:
  • Pro Circuit R-304 Silencer Suzuki RM85 2002-2023 SS89080-R

    Pro Circuit R-304 Silencer Suzuki RM85 2002-2023 SS89080-R

    PRO CIRCUIT

    $206.29
    If you're running a Suzuki RM85 in competitive two-stroke racing, your exhaust system directly impacts throttle response and mid-range power. The Pro Circuit R-304 Shorty Silencer delivers measurable...
    SS89080R
    SKU:
    SS89080R
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    $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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