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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
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  • On Sale
    Pro Circuit Patch T-Shirt Gray XL 6411560-040

    Pro Circuit Patch T-Shirt Gray XL 6411560-040

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Elevate your wardrobe with the Charcoal Pro Circuit/Monster Energy collaboration T-Shirt. This stylish tee features eye-catching graphics that showcase your passion for motorsports while ensuring...
    303013430
    SKU:
    303013430
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Patch T-Shirt 2XL Gray 6411560-050

    Pro Circuit Patch T-Shirt 2XL Gray 6411560-050

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Elevate your casual wardrobe with the Pro Circuit Patch T-Shirt, a stylish collaboration between Pro Circuit and Monster Energy. Crafted in a sleek charcoal hue, this shirt features striking graphics...
    303013431
    SKU:
    303013431
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Team Monster T-Shirt Black Medium PC0126-0220

    Pro Circuit Team Monster T-Shirt Black Medium PC0126-0220

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Show your passion for racing with the PRO CIRCUIT Team Monster T-Shirt. Crafted from 100% premium cotton, this t-shirt offers both comfort and style, making it perfect for riders and fans alike...
    30302782
    SKU:
    30302782
    Availability:
    Ships Same Business Day
    Weight:
    0.46 LBS
    BASE COLOR:
    BLACK
    COLOR:
    BLACK
    FIT:
    REGULAR
    MATERIAL:
    COTTON
    SIZE:
    M
    SIZE GROUP:
    ADULT
    STYLE:
    SHORT-SLEEVE
    TYPE:
    CASUAL
    GENDER:
    MEN'S
    PRODUCT NAME:
    T-SHIRT
    RIDING STYLE:
    OFF-ROAD
    COLOR:
    LIME
    COLOR:
    WHITE
    MODEL:
    TEAM MONSTER
    RIDING STYLE:
    ATV
    STYLE:
    CREWNECK
    UNITS:
    EACH
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Pit Bike T-Shirt Medium 6431720-020

    Pro Circuit Pit Bike T-Shirt Medium 6431720-020

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Show off your passion for pit biking with the PRO CIRCUIT Pit Bike T-Shirt in vibrant green. This shirt combines a classic retro aesthetic with modern comfort, featuring an eye-catching Pro Circuit...
    303019857
    SKU:
    303019857
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    COLOR:
    BLACK
    MODEL:
    PIT BIKE
    COLOR:
    GREEN
    PRODUCT NAME:
    T-SHIRT
    RIDING STYLE:
    STREET
    UNITS:
    EACH
    BASE COLOR:
    GREEN
    GENDER:
    MEN'S
    RIDING STYLE:
    OFF-ROAD
    SIZE GROUP:
    ADULT
    TYPE:
    CASUAL
    FIT:
    REGULAR
    MATERIAL:
    COTTON
    SIZE:
    M
    STYLE:
    CREWNECK
    STYLE:
    SHORT-SLEEVE
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Pit Bike T-Shirt Large Military Green 6431720-030

    Pro Circuit Pit Bike T-Shirt Large Military Green 6431720-030

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Embrace the nostalgia of the '70s with the PRO CIRCUIT Pit Bike T-Shirt in vibrant green. This classic tee features an eye-catching Pro Circuit Racing International design on the front and a striking...
    303019858
    SKU:
    303019858
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    BASE COLOR:
    GREEN
    PRODUCT NAME:
    T-SHIRT
    RIDING STYLE:
    OFF-ROAD
    SIZE:
    L
    UNITS:
    EACH
    SIZE GROUP:
    ADULT
    COLOR:
    BLACK
    GENDER:
    MEN'S
    TYPE:
    CASUAL
    COLOR:
    GREEN
    FIT:
    REGULAR
    MATERIAL:
    COTTON
    MODEL:
    PIT BIKE
    RIDING STYLE:
    STREET
    STYLE:
    CREWNECK
    STYLE:
    SHORT-SLEEVE
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Pit Bike T-Shirt Green XL 6431720-040

    Pro Circuit Pit Bike T-Shirt Green XL 6431720-040

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Embrace the spirit of vintage racing with the PRO CIRCUIT Pit Bike T-Shirt in vibrant green. This classic tee combines a retro aesthetic with modern comfort, featuring a striking Pro Circuit Racing...
    303019859
    SKU:
    303019859
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    SIZE:
    XL
    SIZE GROUP:
    ADULT
    BASE COLOR:
    GREEN
    PRODUCT NAME:
    T-SHIRT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    COLOR:
    BLACK
    GENDER:
    MEN'S
    TYPE:
    CASUAL
    COLOR:
    GREEN
    FIT:
    REGULAR
    MATERIAL:
    COTTON
    MODEL:
    PIT BIKE
    RIDING STYLE:
    STREET
    STYLE:
    CREWNECK
    STYLE:
    SHORT-SLEEVE
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Pit Bike T-Shirt Green 2XL 6431720-050

    Pro Circuit Pit Bike T-Shirt Green 2XL 6431720-050

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Show off your passion for pit biking with the PRO CIRCUIT Pit Bike T-Shirt in vibrant green. This stylish tee combines a classic retro aesthetic with a bold Pro Circuit Racing International design,...
    303019860
    SKU:
    303019860
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    COLOR:
    GREEN
    RIDING STYLE:
    STREET
    STYLE:
    CREWNECK
    COLOR:
    BLACK
    MATERIAL:
    COTTON
    MODEL:
    PIT BIKE
    SIZE:
    2XL
    STYLE:
    SHORT-SLEEVE
    FIT:
    REGULAR
    UNITS:
    EACH
    BASE COLOR:
    GREEN
    GENDER:
    MEN'S
    PRODUCT NAME:
    T-SHIRT
    RIDING STYLE:
    OFF-ROAD
    SIZE GROUP:
    ADULT
    TYPE:
    CASUAL
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Piston T-Shirt Black Large 6431740-030 Pro Circuit Piston T-Shirt Black Large 6431740-030

    Pro Circuit Piston T-Shirt Black Large 6431740-030

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Elevate your style with the PRO CIRCUIT Piston T-Shirt, designed for racing enthusiasts who appreciate quality and comfort. This t-shirt features a striking custom graphic that showcases your passion...
    303019960
    SKU:
    303019960
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    COLOR:
    WHITE
    GENDER:
    MEN'S
    PRODUCT NAME:
    T-SHIRT
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CASUAL
    UNITS:
    EACH
    BASE COLOR:
    BLACK
    SIZE GROUP:
    ADULT
    COLOR:
    BLACK
    SIZE:
    L
    FIT:
    REGULAR
    GRAPHIC:
    PISTON
    MATERIAL:
    COTTON
    STYLE:
    CREWNECK
    STYLE:
    SHORT-SLEEVE
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Piston T-Shirt Black 2XL 6431740-050 Pro Circuit Piston T-Shirt Black 2XL 6431740-050

    Pro Circuit Piston T-Shirt Black 2XL 6431740-050

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Elevate your style with the PRO CIRCUIT Piston T-Shirt, designed for racing enthusiasts who appreciate quality and comfort. This premium tee features a striking custom graphic that showcases your...
    303019962
    SKU:
    303019962
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    COLOR:
    WHITE
    PRODUCT NAME:
    T-SHIRT
    UNITS:
    EACH
    COLOR:
    BLACK
    SIZE:
    2XL
    GENDER:
    MEN'S
    RIDING STYLE:
    OFF-ROAD
    SIZE GROUP:
    ADULT
    TYPE:
    CASUAL
    BASE COLOR:
    BLACK
    FIT:
    REGULAR
    GRAPHIC:
    PISTON
    MATERIAL:
    COTTON
    STYLE:
    CREWNECK
    STYLE:
    SHORT-SLEEVE
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Spark Plug T-Shirt 1999 Race Team Graphic Small 6431750-010 Pro Circuit Spark Plug T-Shirt 1999 Race Team Graphic Small 6431750-010

    Pro Circuit Spark Plug T-Shirt 1999 Race Team Graphic Small 6431750-010

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Show your passion for racing with the PRO CIRCUIT Spark Plug T-Shirt. Featuring a striking 1999 Race Team graphic, this shirt combines style with comfort. Made from 100% cotton, it offers a soft feel...
    303019964
    SKU:
    303019964
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    STYLE:
    CREWNECK
    BASE COLOR:
    OFF-WHITE
    COLOR:
    CREAM
    COLOR:
    RED
    COLOR:
    YELLOW
    FIT:
    REGULAR
    GENDER:
    MEN'S
    MATERIAL:
    COTTON
    STYLE:
    SHORT-SLEEVE
    TYPE:
    CASUAL
    GRAPHIC:
    SPARK PLUG
    PRODUCT NAME:
    T-SHIRT
    RIDING STYLE:
    OFF-ROAD
    SIZE GROUP:
    ADULT
    COLOR:
    BLUE
    SIZE:
    S
    UNITS:
    EACH
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Spark Plug T-Shirt 1999 Race Team XL 6431750-040 Pro Circuit Spark Plug T-Shirt 1999 Race Team XL 6431750-040

    Pro Circuit Spark Plug T-Shirt 1999 Race Team XL 6431750-040

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Show your passion for racing with the PRO CIRCUIT Spark Plug T-Shirt. This stylish XL tee features a striking 1999 Race Team graphic that captures the spirit of competition. Made from 100% cotton, it...
    303019967
    SKU:
    303019967
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    PRODUCT NAME:
    T-SHIRT
    UNITS:
    EACH
    COLOR:
    BLUE
    COLOR:
    YELLOW
    GRAPHIC:
    SPARK PLUG
    BASE COLOR:
    OFF-WHITE
    COLOR:
    CREAM
    FIT:
    REGULAR
    MATERIAL:
    COTTON
    SIZE:
    XL
    STYLE:
    CREWNECK
    STYLE:
    SHORT-SLEEVE
    COLOR:
    RED
    GENDER:
    MEN'S
    RIDING STYLE:
    OFF-ROAD
    SIZE GROUP:
    ADULT
    TYPE:
    CASUAL
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Spark Plug T-Shirt 1999 Race Team Graphic 3XL 6431750-060 Pro Circuit Spark Plug T-Shirt 1999 Race Team Graphic 3XL 6431750-060

    Pro Circuit Spark Plug T-Shirt 1999 Race Team Graphic 3XL 6431750-060

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Show your passion for racing with the PRO CIRCUIT Spark Plug T-Shirt. This stylish 3XL tee features a striking 1999 Race Team graphic, perfect for fans and enthusiasts alike. Made from 100% cotton,...
    303019969
    SKU:
    303019969
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    SIZE:
    3XL
    STYLE:
    CREWNECK
    BASE COLOR:
    OFF-WHITE
    COLOR:
    BLUE
    COLOR:
    CREAM
    COLOR:
    RED
    COLOR:
    YELLOW
    STYLE:
    SHORT-SLEEVE
    FIT:
    REGULAR
    MATERIAL:
    COTTON
    UNITS:
    EACH
    GENDER:
    MEN'S
    GRAPHIC:
    SPARK PLUG
    PRODUCT NAME:
    T-SHIRT
    RIDING STYLE:
    OFF-ROAD
    SIZE GROUP:
    ADULT
    TYPE:
    CASUAL
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Flag T-Shirt Black Medium 6411810-20

    Pro Circuit Flag T-Shirt Black Medium 6411810-20

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Elevate your casual wardrobe with the PRO CIRCUIT Flag T-Shirt in classic black. Crafted from premium materials, this medium-sized tee combines comfort and style, making it perfect for everyday wear...
    303017300
    SKU:
    303017300
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Flag T-Shirt Large 6411810-30

    Pro Circuit Flag T-Shirt Large 6411810-30

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Elevate your casual wardrobe with the PRO CIRCUIT Flag T-Shirt, designed for both comfort and style. Made from high-quality materials, this shirt features a striking screen-printed flag design that...
    303017301
    SKU:
    303017301
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Flag T-Shirt Black XL 6411810-40

    Pro Circuit Flag T-Shirt Black XL 6411810-40

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Elevate your casual wardrobe with the PRO CIRCUIT Flag T-Shirt in sleek black. Crafted for comfort and style, this t-shirt showcases a bold screen-printed design that stands out. Perfect for any...
    303017302
    SKU:
    303017302
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Flag T-Shirt Black 2XL 6411810-50

    Pro Circuit Flag T-Shirt Black 2XL 6411810-50

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Introducing the PRO CIRCUIT Flag T-Shirt in classic black, designed for those who appreciate both style and comfort. Made with high-quality materials, this t-shirt features a striking screen-printed...
    303017303
    SKU:
    303017303
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Flag T-Shirt Black 3XL 6411810-60

    Pro Circuit Flag T-Shirt Black 3XL 6411810-60

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Elevate your casual wardrobe with the PRO CIRCUIT Flag T-Shirt, designed for comfort and style. Made from high-quality materials, this t-shirt features a striking screen-printed design that showcases...
    303017304
    SKU:
    303017304
    Availability:
    Ships Same Business Day
    Weight:
    0.55 LBS
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Racer Zip Hoodie Black Medium 6511920-020

    Pro Circuit Racer Zip Hoodie Black Medium 6511920-020

    PRO CIRCUIT

    MSRP: $51.95
    Now: $45.72
    Was: $51.95
    Elevate your style with the PRO CIRCUIT Racer Zip Hoodie, designed for both comfort and a sporty look. Featuring a striking race-inspired graphic, this hoodie is perfect for motorsport enthusiasts...
    30505600
    SKU:
    30505600
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    MSRP: $51.95
    Now: $45.72
    Was: $51.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $51.95
    Now: $45.72
    Was: $51.95
    Subtotal:
  • On Sale
    Pro Circuit Racer Zip Hoodie Black XL 6511920-040

    Pro Circuit Racer Zip Hoodie Black XL 6511920-040

    PRO CIRCUIT

    MSRP: $51.95
    Now: $45.72
    Was: $51.95
    Elevate your style with the PRO CIRCUIT Racer Zip Hoodie, designed for those who live and breathe motorsports. This hoodie combines comfort and durability with a sleek, race-inspired aesthetic,...
    30505602
    SKU:
    30505602
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    MSRP: $51.95
    Now: $45.72
    Was: $51.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $51.95
    Now: $45.72
    Was: $51.95
    Subtotal:
  • On Sale
    Pro Circuit Racer Zip Hoodie Black 2XL 6511920-050

    Pro Circuit Racer Zip Hoodie Black 2XL 6511920-050

    PRO CIRCUIT

    MSRP: $52.50
    Now: $46.20
    Was: $52.50
    Elevate your style with the PRO CIRCUIT Racer Zip Hoodie, designed for those who appreciate both comfort and performance. This sleek hoodie features bold race-inspired graphics that make a statement,...
    30505603
    SKU:
    30505603
    Availability:
    Ships Same Business Day
    Weight:
    1.50 LBS
    MSRP: $52.50
    Now: $46.20
    Was: $52.50
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $52.50
    Now: $46.20
    Was: $52.50
    Subtotal:
  • On Sale
    Pro Circuit Engine Plug Kit for Kawasaki KX250F 2011-2024 PC4009-0001

    Pro Circuit Engine Plug Kit for Kawasaki KX250F 2011-2024 PC4009-0001

    PRO CIRCUIT

    MSRP: $69.95
    Now: $61.56
    Was: $69.95
    Elevate your motorcycle's style and functionality with the PRO CIRCUIT Engine Plug Kit, designed specifically for KX250F and KX450F models. Crafted from premium aircraft-grade aluminum, this kit not...
    09400659
    SKU:
    09400659
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    COLOR/FINISH:
    ANODIZED
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    MIRROR
    PRODUCT NAME:
    PLUG KIT
    UNITS:
    KIT
    COLOR/FINISH:
    RED
    MATERIAL:
    ALUMINUM
    TYPE:
    ENGINE
    MSRP: $69.95
    Now: $61.56
    Was: $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $69.95
    Now: $61.56
    Was: $69.95
    Subtotal:
  • On Sale
    Pro Circuit Clutch Cover for Kawasaki KX250F 2009-2020 CCK09250

    Pro Circuit Clutch Cover for Kawasaki KX250F 2009-2020 CCK09250

    PRO CIRCUIT

    MSRP: $169.95
    Now: $149.56
    Was: $169.95
    Elevate your KXF250's performance with the PRO CIRCUIT Clutch Cover, expertly engineered for enhanced reliability and superior heat management. Crafted from premium billet T-6 aircraft-quality...
    09400820
    SKU:
    09400820
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    COLOR/FINISH:
    ALUMINUM
    COLOR/FINISH:
    BLACK
    MATERIAL:
    T-6 ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    PRODUCT NAME:
    COVER
    UNITS:
    EACH
    MSRP: $169.95
    Now: $149.56
    Was: $169.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $169.95
    Now: $149.56
    Was: $169.95
    Subtotal:
  • On Sale
    Pro Circuit Engine Plug Kit Yamaha YZ450F 2010-2020 PC40009-0019

    Pro Circuit Engine Plug Kit Yamaha YZ450F 2010-2020 PC40009-0019

    PRO CIRCUIT

    MSRP: $69.95
    Now: $61.56
    Was: $69.95
    Elevate your YZ450F with the PRO CIRCUIT Engine Plug Kit, designed to enhance both aesthetics and performance. Crafted from premium aircraft-grade aluminum, these plugs not only provide a perfect fit...
    09401993
    SKU:
    09401993
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    MATERIAL:
    ALUMINUM
    COLOR/FINISH:
    MIRROR
    TYPE:
    ENGINE
    COLOR/FINISH:
    BLUE
    PRODUCT NAME:
    PLUG KIT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    COLOR/FINISH:
    ANODIZED
    MSRP: $69.95
    Now: $61.56
    Was: $69.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $69.95
    Now: $61.56
    Was: $69.95
    Subtotal:
  • On Sale
    Pro Circuit Ignition Cover for Kawasaki KLX110 2010-2025 ICK20110

    Pro Circuit Ignition Cover for Kawasaki KLX110 2010-2025 ICK20110

    PRO CIRCUIT

    MSRP: $63.00
    Now: $55.44
    Was: $63.00
    Upgrade your KLX 110 with the PRO CIRCUIT Ignition Cover, designed for enhanced performance and durability. This premium ignition cover not only protects vital components but also adds a sleek look...
    09401985
    SKU:
    09401985
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    PRODUCT NAME:
    COVER
    UNITS:
    EACH
    COLOR/FINISH:
    ANODIZED
    MATERIAL:
    BILLET ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    IGNITION
    MSRP: $63.00
    Now: $55.44
    Was: $63.00
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $63.00
    Now: $55.44
    Was: $63.00
    Subtotal:
  • On Sale
    Pro Circuit Replacement O-Ring for 2004 Kawasaki KX250F and RM-Z250 PC4008-0401

    Pro Circuit Replacement O-Ring for 2004 Kawasaki KX250F and RM-Z250 PC4008-0401

    PRO CIRCUIT

    MSRP: $5.95
    Now: $5.24
    Was: $5.95
    Upgrade your water pump cover with the PRO CIRCUIT Replacement O-Ring PC4008-0401, designed specifically for optimal performance and durability. This OEM replacement part ensures a perfect fit and...
    09350003
    SKU:
    09350003
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    RIDING STYLE:
    OFF-ROAD
    APPLICATION:
    WATER PUMP
    PRODUCT NAME:
    O-RING
    UNITS:
    EACH
    MSRP: $5.95
    Now: $5.24
    Was: $5.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $5.95
    Now: $5.24
    Was: $5.95
    Subtotal:
  • On Sale
    Pro Circuit Clutch Cover Kawasaki KX250F 2004-2008 CCK04250 Pro Circuit Clutch Cover Kawasaki KX250F 2004-2008 CCK04250

    Pro Circuit Clutch Cover Kawasaki KX250F 2004-2008 CCK04250

    PRO CIRCUIT

    MSRP: $173.95
    Now: $153.08
    Was: $173.95
    Experience unparalleled performance with the PRO CIRCUIT Clutch Cover, meticulously engineered for the KXF and RMZ250 models. Crafted from high-grade T-6 aircraft aluminum, this clutch cover not only...
    09400467
    SKU:
    09400467
    Availability:
    Ships Same Business Day
    Weight:
    0.46 LBS
    COLOR/FINISH:
    BLACK
    MATERIAL:
    T-6 ALUMINUM
    PRODUCT NAME:
    COVER
    UNITS:
    EACH
    COLOR/FINISH:
    ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    MSRP: $173.95
    Now: $153.08
    Was: $173.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $173.95
    Now: $153.08
    Was: $173.95
    Subtotal:
  • On Sale
    Pro Circuit Fuel Mixture Screw Honda CRF250R 2004-2009 FMS07250

    Pro Circuit Fuel Mixture Screw Honda CRF250R 2004-2009 FMS07250

    PRO CIRCUIT

    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Upgrade your fuel tuning experience with the PRO CIRCUIT Fuel Mixture Screw. Designed for effortless adjustments, this innovative screw allows you to fine-tune your fuel mixture without the hassle of...
    10500173
    SKU:
    10500173
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    BASE COLOR:
    RED
    TYPE:
    FUEL MIXTURE
    UNITS:
    EACH
    MODEL:
    FCR
    PRODUCT NAME:
    SCREW
    RIDING STYLE:
    OFF-ROAD
    COLOR/FINISH:
    RED
    MATERIAL:
    ALUMINUM
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $29.95
    Now: $26.36
    Was: $29.95
    Subtotal:
  • On Sale
    Pro Circuit Axle Blocks Red Honda CRF150R 2007-2025 HAB07

    Pro Circuit Axle Blocks Red Honda CRF150R 2007-2025 HAB07

    PRO CIRCUIT

    MSRP: $59.95
    Now: $52.76
    Was: $59.95
    Enhance your riding experience with the PRO CIRCUIT Axle Blocks designed specifically for the Honda CRF150R. These precision-engineered axle blocks not only aid in rear wheel alignment but also...
    12310106
    SKU:
    12310106
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    PRODUCT NAME:
    AXLE BLOCK
    COLOR/FINISH:
    ANODIZED
    MATERIAL:
    BILLET ALUMINUM
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    PAIR
    COLOR/FINISH:
    RED
    MSRP: $59.95
    Now: $52.76
    Was: $59.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $59.95
    Now: $52.76
    Was: $59.95
    Subtotal:
  • On Sale
    Pro Circuit Axle Blocks Honda CRF250R 2009-2025 Red HAB09

    Pro Circuit Axle Blocks Honda CRF250R 2009-2025 Red HAB09

    PRO CIRCUIT

    MSRP: $59.95
    Now: $52.76
    Was: $59.95
    Enhance your motorcycle's performance with PRO CIRCUIT Axle Blocks, specifically designed for Honda CRF250R and CRF450R models. These precision-engineered blocks not only aid in rear wheel alignment...
    12310217
    SKU:
    12310217
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    PRODUCT NAME:
    AXLE BLOCK
    COLOR/FINISH:
    RED
    MATERIAL:
    BILLET ALUMINUM
    UNITS:
    PAIR
    COLOR/FINISH:
    ANODIZED
    RIDING STYLE:
    OFF-ROAD
    MSRP: $59.95
    Now: $52.76
    Was: $59.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $59.95
    Now: $52.76
    Was: $59.95
    Subtotal:
  • On Sale
    Pro Circuit Clutch Springs Kawasaki KX450F 2006-2020 CSK19450-CS Pro Circuit Clutch Springs Kawasaki KX450F 2006-2020 CSK19450-CS

    Pro Circuit Clutch Springs Kawasaki KX450F 2006-2020 CSK19450-CS

    PRO CIRCUIT

    MSRP: $79.95
    Now: $70.36
    Was: $79.95
    Enhance your ride with the PRO CIRCUIT Clutch Springs CSK19450-CS, designed to deliver superior performance and reliability. These springs are engineered to provide a stiffer engagement, ensuring...
    11310608
    SKU:
    11310608
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    PRODUCT NAME:
    SPRING SET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    UNITS:
    SET
    MSRP: $79.95
    Now: $70.36
    Was: $79.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $79.95
    Now: $70.36
    Was: $79.95
    Subtotal:
  • On Sale
    Pro Circuit Clutch Springs Honda CRF450R 2013-2020 CSH13450-CS

    Pro Circuit Clutch Springs Honda CRF450R 2013-2020 CSH13450-CS

    PRO CIRCUIT

    MSRP: $83.95
    Now: $73.88
    Was: $83.95
    Enhance your bike's performance with the PRO CIRCUIT Clutch Springs CSH13450-CS, designed to deliver superior clutch engagement and prevent slippage under demanding conditions. With a stiffness...
    11312428
    SKU:
    11312428
    Availability:
    Ships Same Business Day
    Weight:
    0.75 LBS
    RIDING STYLE:
    OFF-ROAD
    PRODUCT NAME:
    SPRING SET
    TYPE:
    CLUTCH
    UNITS:
    SET
    MSRP: $83.95
    Now: $73.88
    Was: $83.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $83.95
    Now: $73.88
    Was: $83.95
    Subtotal:
  • On Sale
    Pro Circuit Clutch Springs Kawasaki KX85 2001-2025 CSK09085

    Pro Circuit Clutch Springs Kawasaki KX85 2001-2025 CSK09085

    PRO CIRCUIT

    MSRP: $57.95
    Now: $51.00
    Was: $57.95
    Enhance your bike's performance with the PRO CIRCUIT Clutch Springs CSK09085. Engineered to provide a firmer grip, these springs ensure optimal power transfer and improved acceleration. Experience a...
    11312430
    SKU:
    11312430
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    UNITS:
    SET
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    PRODUCT NAME:
    SPRING SET
    MSRP: $57.95
    Now: $51.00
    Was: $57.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $57.95
    Now: $51.00
    Was: $57.95
    Subtotal:
  • On Sale
    Pro Circuit Clutch Springs Yamaha YZ250F 2019-2021 CSY19250-CS

    Pro Circuit Clutch Springs Yamaha YZ250F 2019-2021 CSY19250-CS

    PRO CIRCUIT

    MSRP: $83.95
    Now: $73.88
    Was: $83.95
    Enhance your bike's performance with the PRO CIRCUIT Clutch Springs CSY19250-CS, designed to provide a more robust and reliable clutch engagement. With a stiffness increase of 12-15% over stock...
    11313380
    SKU:
    11313380
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    CLUTCH
    PRODUCT NAME:
    SPRING SET
    UNITS:
    SET
    MSRP: $83.95
    Now: $73.88
    Was: $83.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $83.95
    Now: $73.88
    Was: $83.95
    Subtotal:
  • On Sale
    Pro Circuit Original Logo Van Decal 36x9 inches DC96VAN

    Pro Circuit Original Logo Van Decal 36x9 inches DC96VAN

    PRO CIRCUIT

    MSRP: $9.95
    Now: $8.76
    Was: $9.95
    Enhance your vehicle's style with the PRO CIRCUIT Pro Circuit Van Decal DC96VAN. This eye-catching decal measures 36 inches wide and 9 inches tall, making it the perfect addition to any van or truck...
    43201454
    SKU:
    43201454
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    COLOR/FINISH:
    YELLOW
    GRAPHIC:
    PRO CIRCUIT LOGO
    PRODUCT NAME:
    DECAL
    RIDING STYLE:
    OFF-ROAD
    BASE COLOR:
    BLACK
    BASE COLOR:
    RED
    BASE COLOR:
    YELLOW
    HEIGHT IMPERIAL:
    9'
    TYPE:
    VAN
    MATERIAL:
    VINYL
    WIDTH IMPERIAL:
    36'
    COLOR/FINISH:
    BLACK
    COLOR/FINISH:
    RED
    UNITS:
    EACH
    MSRP: $9.95
    Now: $8.76
    Was: $9.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $9.95
    Now: $8.76
    Was: $9.95
    Subtotal:
  • On Sale
    Pro Circuit T-4 Exhaust System for Honda TRX90X 2009 4QH90090

    Pro Circuit T-4 Exhaust System for Honda TRX90X 2009 4QH90090

    PRO CIRCUIT

    MSRP: $336.95
    Now: $296.52
    Was: $336.95
    Elevate your riding experience with the PRO CIRCUIT T-4 Exhaust System, designed for optimal power delivery and an exhilarating exhaust note. Crafted from premium materials, this exhaust system...
    4QH90090
    SKU:
    4QH90090
    Availability:
    Ships Same Business Day
    Weight:
    3.82 LBS
    BASE COLOR:
    SILVER
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    EXHAUST SYSTEM
    COLOR/FINISH:
    BRUSHED
    END CAP STYLE:
    CONICAL
    MODEL:
    T4
    RIDING STYLE:
    ATV
    MATERIAL:
    ALUMINUM
    STYLE:
    ROUND
    TYPE:
    FULL SYSTEM
    UNITS:
    KIT
    MSRP: $336.95
    Now: $296.52
    Was: $336.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $336.95
    Now: $296.52
    Was: $336.95
    Subtotal:
  • On Sale
    Pro Circuit T-4 Exhaust Kawasaki KLX125 2003-2016 4S03125

    Pro Circuit T-4 Exhaust Kawasaki KLX125 2003-2016 4S03125

    PRO CIRCUIT

    MSRP: $317.95
    Now: $279.80
    Was: $317.95
    Experience unparalleled performance with the PRO CIRCUIT T-4 Exhaust, designed for riders who demand quick throttle response and maximum power. This exhaust system has undergone rigorous track and...
    4S03125
    SKU:
    4S03125
    Availability:
    Ships Same Business Day
    Weight:
    3.88 LBS
    DESIGN/CONFIGURATION:
    1-INTO-1 SYSTEM
    MATERIAL:
    STAINLESS STEEL
    MODEL:
    T4
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    EXHAUST SYSTEM
    TYPE:
    FULL SYSTEM
    RIDING STYLE:
    OFF-ROAD
    END CAP STYLE:
    CONICAL
    MATERIAL:
    ALUMINUM
    MUFFLER COLOR/FINISH:
    BRUSHED
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    MSRP: $317.95
    Now: $279.80
    Was: $317.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $317.95
    Now: $279.80
    Was: $317.95
    Subtotal:
  • On Sale
    Pro Circuit T-4 Slip-On Silencer 2003 KTM 525 SX 4T00400

    Pro Circuit T-4 Slip-On Silencer 2003 KTM 525 SX 4T00400

    PRO CIRCUIT

    MSRP: $475.95
    Now: $418.84
    Was: $475.95
    Transform your ride with the PRO CIRCUIT T-4 Silencer, expertly engineered to enhance performance and deliver exceptional horsepower gains. This silencer is compatible with both OEM and Pro Circuit...
    4T00400
    SKU:
    4T00400
    Availability:
    Ships Same Business Day
    Weight:
    4.50 LBS
    PRODUCT NAME:
    SILENCER
    RIDING STYLE:
    ADVENTURE TOURING / DUAL-SPORT
    UNITS:
    EACH
    END CAP MATERIAL:
    STAINLESS STEEL
    MUFFLER MATERIAL:
    ALUMINUM
    STYLE:
    ROUND
    FEATURES:
    WITH SPARK ARRESTOR
    MODEL:
    T-4
    PIPE MATERIAL:
    STAINLESS STEEL
    RIDING STYLE:
    OFF-ROAD
    TYPE:
    SLIP-ON
    MUFFLER COLOR/FINISH:
    POLISHED
    MSRP: $475.95
    Now: $418.84
    Was: $475.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $475.95
    Now: $418.84
    Was: $475.95
    Subtotal:
  • On Sale
    Pro Circuit T-4 Exhaust Honda CRF70F 2004-2012 4H00070

    Pro Circuit T-4 Exhaust Honda CRF70F 2004-2012 4H00070

    PRO CIRCUIT

    MSRP: $336.95
    Now: $296.52
    Was: $336.95
    Experience unmatched performance with the PRO CIRCUIT T-4 Exhaust system, engineered for superior throttle response and optimized for both track and dyno testing. This exhaust is designed for...
    4H00070
    SKU:
    4H00070
    Availability:
    Ships Same Business Day
    Weight:
    3.69 LBS
    MSRP: $336.95
    Now: $296.52
    Was: $336.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $336.95
    Now: $296.52
    Was: $336.95
    Subtotal:
  • On Sale
    Pro Circuit T-4 Exhaust System for Honda XR100R 1985-2000 4H85080

    Pro Circuit T-4 Exhaust System for Honda XR100R 1985-2000 4H85080

    PRO CIRCUIT

    MSRP: $336.95
    Now: $296.52
    Was: $336.95
    Experience unparalleled performance with the PRO CIRCUIT T-4 Exhaust system, engineered for superior throttle response and optimized for both track and dyno testing. This exhaust combines advanced...
    4H00080
    SKU:
    4H00080
    Availability:
    Ships Same Business Day
    Weight:
    3.28 LBS
    MSRP: $336.95
    Now: $296.52
    Was: $336.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $336.95
    Now: $296.52
    Was: $336.95
    Subtotal:
  • On Sale
    Pro Circuit T-4 Silencer Honda XR400R 1996-2004 4H00400

    Pro Circuit T-4 Silencer Honda XR400R 1996-2004 4H00400

    PRO CIRCUIT

    MSRP: $475.95
    Now: $418.84
    Was: $475.95
    Unlock the full potential of your XR400R with the PRO CIRCUIT T-4 Silencer, engineered to deliver unparalleled performance and power. This high-quality silencer is crafted from durable aluminum and...
    4H00400
    SKU:
    4H00400
    Availability:
    Ships Same Business Day
    Weight:
    5.13 LBS
    MSRP: $475.95
    Now: $418.84
    Was: $475.95
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $475.95
    Now: $418.84
    Was: $475.95
    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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