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Fittings and Plugs

Fittings and Plugs

Fittings and Plugs

Circle Track AN/NPT Fittings & Plugs at JJ Motorsports

Achieve precision and reliability with fittings and plugs designed for high-pressure applications from JJ Motorsports. These components are essential for creating secure, leak-free connections in fuel, oil, and fluid lines, keeping your circle track car in peak condition. Integrate them with other specialized high-performance components to elevate your setup.

Shop trusted brands like Fragola for push-lock fittings, Aeroquip for bulkhead options, JJ Motorsports for custom kits, and Allstar Performance for versatile solutions. Explore related categories such as Hose Ends for secure connections or Cap and Plug Fittings for sealing needs.

Top Circle Track AN/NPT Fittings & Plugs

Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • #10 90 Deg Union Fitting Black FRG482110-BL

    Fragola #10 90 Deg Union Fitting Black 482110-BL

    FRAGOLA

    $15.99
    When you're running high-pressure fuel, coolant, or brake lines in tight engine bays, direction matters. This Fragola #10 90-degree union fitting lets you change line direction without kinks or sharp bends that compromise flow and durability. A...
    FRG482110-BL
    SKU:
    FRG482110-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.18 LBS
    MFG Part #:
    482110-BL
    $15.99
    Qty in Cart: 0
    Quantity:
    Price:
    $15.99
    Subtotal:
  • #10 90 Deg Union Fitting FRG482110

    Fragola #10 90 Deg Union Fitting 482110

    FRAGOLA

    $16.99
    When you're routing high-pressure fluid lines through tight engine bays or custom fabrication projects, directional fittings are non-negotiable. The Fragola #10 90 Deg Union Fitting lets you change line direction without compromising flow integrity or...
    FRG482110
    SKU:
    FRG482110
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    MFG Part #:
    482110
    $16.99
    Qty in Cart: 0
    Quantity:
    Price:
    $16.99
    Subtotal:
  • #8 90 Deg Union Fitting Black FRG482108-BL

    Fragola #8 90 Deg Union Fitting Black 482108-BL

    FRAGOLA

    $15.99
    When routing high-flow fuel lines, coolant hoses, or brake lines through tight engine bays, space constraints demand precision fittings that don't compromise performance. This Fragola #8 90-degree union fitting delivers the directional change you need...
    FRG482108-BL
    SKU:
    FRG482108-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    482108-BL
    $15.99
    Qty in Cart: 0
    Quantity:
    Price:
    $15.99
    Subtotal:
  • #8 90 Deg Union Fitting FRG482108

    Fragola #8 90 Deg Union Fitting 482108

    FRAGOLA

    $10.99
    When you're building a custom fuel or fluid system, directional routing is everything—and the Fragola #8 90 Deg Union Fitting delivers the precision angle change you need without compromising flow or creating weak points. This aluminum construction with...
    FRG482108
    SKU:
    FRG482108
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    482108
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • #6 90 Deg Union Fitting Black FRG482106-BL

    Fragola #6 90 Deg Union Fitting Black 482106-BL

    FRAGOLA

    $10.99
    Clean 90-degree routing is essential when space constraints demand compact fluid line configurations. This Fragola union fitting eliminates the need for bent hose sections, maintaining consistent flow dynamics while reducing potential leak points in your...
    FRG482106-BL
    SKU:
    FRG482106-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    482106-BL
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • #6 90 Deg Union Fitting FRG482106

    Fragola #6 90 Deg Union Fitting 482106

    FRAGOLA

    $8.49
    Clean, efficient routing of high-pressure fuel and fluid lines requires reliable connections that won't leak under boost or sustained racing conditions. The Fragola #6 90 Deg Union Fitting delivers a precision aluminum construction with a 90-degree angle...
    FRG482106
    SKU:
    FRG482106
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    482106
    $8.49
    Qty in Cart: 0
    Quantity:
    Price:
    $8.49
    Subtotal:
  • #4 90 Deg Union Fitting Black FRG482104-BL

    Fragola #4 90 Deg Union Fitting Black 482104-BL

    FRAGOLA

    $10.49
    When you're routing fluid lines through a tight engine bay or fabricating a custom fuel system, 90-degree fittings are essential for avoiding kinks and maintaining flow integrity. The Fragola #4 Union eliminates leaks at connection points while keeping...
    FRG482104-BL
    SKU:
    FRG482104-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    482104-BL
    $10.49
    Qty in Cart: 0
    Quantity:
    Price:
    $10.49
    Subtotal:
  • #3 90 Deg Union Fitting Black FRG482103-BL

    Fragola #3 90 Deg Union Fitting Black 482103-BL

    FRAGOLA

    $10.99
    When plumbing your fuel, coolant, or hydraulic lines, directional changes matter. This Fragola 90-degree union fitting lets you route lines efficiently without kinks or stress points that compromise flow and durability. The aluminum construction and...
    FRG482103-BL
    SKU:
    FRG482103-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    482103-BL
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • #10 Tube Sleeve Black  FRG481910-BL

    Fragola #10 Tube Sleeve Black 481910-BL

    FRAGOLA

    $3.49
    A reliable tube sleeve is the foundation of any high-performance fuel system or hydraulic line setup. This Fragola #10 sleeve ensures leak-free connections and secure fitting integrity under demanding track conditions. When you're running boost or...
    FRG481910-BL
    SKU:
    FRG481910-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    481910-BL
    $3.49
    Qty in Cart: 0
    Quantity:
    Price:
    $3.49
    Subtotal:
  • #8 Tube Sleeve Black  FRG481908-BL

    Fragola #8 Tube Sleeve Black 481908-BL

    FRAGOLA

    $2.99
    Fluid line integrity is critical in high-performance racing applications, and a quality tube sleeve ensures your -8 AN connections remain leak-free under extreme pressure and vibration. The Fragola #8 Tube Sleeve delivers the precision engineering and...
    FRG481908-BL
    SKU:
    FRG481908-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    481908-BL
    Qty in Cart: 0
    Quantity:
    Price:
    $2.99
    Subtotal:
  • #8 Tube Sleeve  FRG481908

    Fragola #8 Tube Sleeve 481908

    FRAGOLA

    $2.49
    Fragola #8 tube sleeves are essential for anyone running a fuel or fluid line system that demands reliability under pressure. Whether you're building a race fuel cell setup or upgrading your street machine's plumbing, this sleeve provides a secure,...
    FRG481908
    SKU:
    FRG481908
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    481908
    Qty in Cart: 0
    Quantity:
    Price:
    $2.49
    Subtotal:
  • #6 Tube Sleeve Black  FRG481906-BL

    Fragola #6 Tube Sleeve Black 481906-BL

    FRAGOLA

    $1.99
    If you're running a performance fuel or coolant system, you need fittings that won't leak under pressure or vibration. Fragola's tube sleeves provide a secure, repeatable seal for 6 AN lines without requiring special tools or exotic installation...
    FRG481906-BL
    SKU:
    FRG481906-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    481906-BL
    $1.99
    Qty in Cart: 0
    Quantity:
    Price:
    $1.99
    Subtotal:
  • #4 Tube Sleeve Black  FRG481904-BL

    Fragola #4 Tube Sleeve Black 481904-BL

    FRAGOLA

    $1.99
    A quality tube sleeve is the foundation of any reliable fluid line system—it ensures a secure, leak-free connection under pressure and vibration. The Fragola #4 Tube Sleeve delivers precision engineering in black anodized aluminum, giving you the...
    FRG481904-BL
    SKU:
    FRG481904-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    481904-BL
    $1.99
    Qty in Cart: 0
    Quantity:
    Price:
    $1.99
    Subtotal:
  • #3 Tube Sleeve Black  FRG481903-BL

    Fragola #3 Tube Sleeve Black 481903-BL

    FRAGOLA

    $1.99
    If you're running a fuel system, brake lines, or any pressurized fluid circuit, a quality tube sleeve is non-negotiable—it seals your -3 AN connections reliably while reducing vibration-induced wear. Fragola's black anodized aluminum sleeves deliver the...
    FRG481903-BL
    SKU:
    FRG481903-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    481903-BL
    $1.99
    Qty in Cart: 0
    Quantity:
    Price:
    $1.99
    Subtotal:
  • #3 Tube Sleeve  FRG481903

    Fragola #3 Tube Sleeve 481903

    FRAGOLA

    $1.99
    Fragola's #3 tube sleeves are essential for anyone running a custom fluid line system where reliability and clean aesthetics matter. This aluminum fitting creates a secure, leak-free connection at your 3/16" tubing while the blue anodized finish adds a...
    FRG481903
    SKU:
    FRG481903
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    481903
    $1.99
    Qty in Cart: 0
    Quantity:
    Price:
    $1.99
    Subtotal:
  • #10 Tube Nut Black  FRG481810-BL

    Fragola #10 Tube Nut Black 481810-BL

    FRAGOLA

    $4.49
    Reliable fluid transfer starts with a quality tube nut you can trust. The Fragola #10 Tube Nut delivers secure, leak-free connections in high-pressure fuel, oil, and coolant systems—essential for both street and track applications. Black anodized...
    FRG481810-BL
    SKU:
    FRG481810-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    481810-BL
    Qty in Cart: 0
    Quantity:
    Price:
    $4.49
    Subtotal:
  • #8 Tube Nut Black  FRG481808-BL

    Fragola #8 Tube Nut Black 481808-BL

    FRAGOLA

    $3.99
    A properly sealed fuel system or coolant line is non-negotiable in high-performance racing—leaks cost you power and reliability. The Fragola #8 Tube Nut Black delivers a dependable, leak-free connection with precision engineering and corrosion-resistant...
    FRG481808-BL
    SKU:
    FRG481808-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    481808-BL
    $3.99
    Qty in Cart: 0
    Quantity:
    Price:
    $3.99
    Subtotal:
  • #6 Tube Nut Black  FRG481806-BL

    Fragola #6 Tube Nut Black 481806-BL

    FRAGOLA

    $2.49
    Reliable tube nut fittings are the foundation of any high-performance fuel or coolant system—and this Fragola #6 black anodized nut delivers the precision fit and durability your build demands. Whether you're assembling a race-ready fuel line or...
    FRG481806-BL
    SKU:
    FRG481806-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    481806-BL
    $2.49
    Qty in Cart: 0
    Quantity:
    Price:
    $2.49
    Subtotal:
  • #4 Tube Nut Black  FRG481804-BL

    Fragola #4 Tube Nut Black 481804-BL

    FRAGOLA

    $1.99
    Reliable hydraulic and fuel line connections are non-negotiable in high-performance racing applications. Fragola's #4 tube nuts provide a secure, repeatable seal that withstands vibration, pressure spikes, and thermal cycling without leaking. Whether...
    FRG481804-BL
    SKU:
    FRG481804-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    481804-BL
    $1.99
    Qty in Cart: 0
    Quantity:
    Price:
    $1.99
    Subtotal:
  • #3 Tube Nut Black  FRG481803-BL

    Fragola #3 Tube Nut Black 481803-BL

    FRAGOLA

    $1.99
    A quality tube nut is foundational to any high-performance fuel or fluid system—it ensures leak-free connections under pressure and vibration that cheaper alternatives simply can't handle. The Fragola #3 Black Anodized Tube Nut delivers the precision...
    FRG481803-BL
    SKU:
    FRG481803-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    481803-BL
    $1.99
    Qty in Cart: 0
    Quantity:
    Price:
    $1.99
    Subtotal:
  • Total: items /

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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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