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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
  • 90 Blkhd Union #4 Flare  AERFCM2791

    Aeroquip 90 Blkhd Union #4 Flare FCM2791

    AEROQUIP

    $28.99
    When precision routing matters, the Aeroquip FCM2791 delivers a clean, reliable solution for tight-space plumbing challenges. This 90-degree bulkhead union lets you pass lines cleanly through panels and firewalls without sacrificing flow or integrity...
    AERFCM2791
    SKU:
    AERFCM2791
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MFG Part #:
    FCM2791
    Qty in Cart: 0
    Quantity:
    Price:
    $28.99
    Subtotal:
  • 90 Blkhd Union #3 Flare  AERFCM2790

    Aeroquip 90 Blkhd Union #3 Flare FCM2790

    AEROQUIP

    $40.99
    When precision routing matters, the Aeroquip FCM2790 delivers a clean, reliable 90-degree bulkhead solution that serious builders trust. Designed to route lines through panels and firewalls with confidence, this fitting keeps your plumbing tight,...
    AERFCM2790
    SKU:
    AERFCM2790
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    FCM2790
    Qty in Cart: 0
    Quantity:
    Price:
    $40.99
    Subtotal:
  • Blkhd Union #12flr/#12fl  AERFCM2777

    Aeroquip Blkhd Union #12flr/#12fl FCM2777

    AEROQUIP

    $15.49
    When you need a rock-solid bulkhead connection that won't let you down, the Aeroquip FCM2777 Bulkhead Union delivers the reliability and precision that serious builders demand. Engineered for clean, straight-through installations, this fitting makes...
    AERFCM2777
    SKU:
    AERFCM2777
    Availability:
    Ships Same Business Day
    Weight:
    0.62 LBS
    MFG Part #:
    FCM2777
    $15.49
    Qty in Cart: 0
    Quantity:
    Price:
    $15.49
    Subtotal:
  • Blkhd Union #8flare/#8fl  AERFCM2775

    Aeroquip Blkhd Union #8flare/#8fl FCM2775

    AEROQUIP

    $11.99
    When you need a clean, reliable pass-through solution for your fuel or fluid lines, the Aeroquip FCM2775 Bulkhead Union delivers rock-solid performance you can count on. Built from durable steel with a straight configuration, this fitting makes routing...
    AERFCM2775
    SKU:
    AERFCM2775
    Availability:
    Ships Same Business Day
    Weight:
    0.29 LBS
    MFG Part #:
    FCM2775
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • Blkhd Union #6an to #6an Fitting AERFCM2774

    Aeroquip Blkhd Union #6an to #6an Fitting FCM2774

    AEROQUIP

    $13.99
    When you need a clean, leak-free pass-through solution for your fuel, oil, or brake lines, the Aeroquip FCM2774 Bulkhead Union Fitting delivers rock-solid reliability. Built from durable steel, this straight 6AN-to-6AN fitting makes routing lines through...
    AERFCM2774
    SKU:
    AERFCM2774
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MFG Part #:
    FCM2774
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • Blkhd Union #4flare/#4fl  AERFCM2771

    Aeroquip Blkhd Union #4flare/#4fl FCM2771

    AEROQUIP

    $13.49
    When you need a clean, reliable pass-through connection for your fuel or fluid lines, the Aeroquip FCM2771 Bulkhead Union delivers the precision engineering you can count on. Built from solid steel, this straight bulkhead fitting makes routing lines...
    AERFCM2771
    SKU:
    AERFCM2771
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MFG Part #:
    FCM2771
    Qty in Cart: 0
    Quantity:
    Price:
    $13.49
    Subtotal:
  • Blkhd Union #3flare/#3fl  AERFCM2770

    Aeroquip Blkhd Union #3flare/#3fl FCM2770

    AEROQUIP

    $48.99
    When you need a clean, reliable bulkhead connection in tight spaces, the Aeroquip FCM2770 Bulkhead Union delivers the precision and durability that serious builders demand. Built from solid steel, this straight union makes routing fuel, oil, or brake...
    AERFCM2770
    SKU:
    AERFCM2770
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    FCM2770
    $48.99
    Qty in Cart: 0
    Quantity:
    Price:
    $48.99
    Subtotal:
  • Alum Blkhd Union #3flare  AERFCM2769

    Aeroquip Alum Blkhd Union #3flare FCM2769

    AEROQUIP

    $7.19
    When precision plumbing meets clean installation, the Aeroquip FCM2769 Aluminum Bulkhead Union delivers exactly what performance enthusiasts demand. This blue anodized beauty lets you route -3 AN lines cleanly through panels and firewalls without...
    AERFCM2769
    SKU:
    AERFCM2769
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    FCM2769
    $7.19
    Qty in Cart: 0
    Quantity:
    Price:
    $7.19
    Subtotal:
  • #10 Flare/#10 Flare Unio  AERFCM2761

    Aeroquip #10 Flare/#10 Flare Unio FCM2761

    AEROQUIP

    $14.99
    When you need a rock-solid connection between two AN-10 lines, the Aeroquip FCM2761 delivers the reliability and precision that serious builders demand. Crafted from durable steel, this straight union fitting makes joining your -10 AN flare lines clean,...
    AERFCM2761
    SKU:
    AERFCM2761
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MFG Part #:
    FCM2761
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • #8an to #6an Steel Union Reducer Fitting AERFCM2758

    Aeroquip #8an to #6an Steel Union Reducer Fitting FCM2758

    AEROQUIP

    $24.99
    When you need to seamlessly connect two different AN line sizes, the Aeroquip FCM2758 #8AN to #6AN Steel Union Reducer Fitting delivers the reliable, leak-free performance that serious builders demand. Built from durable steel construction, this straight...
    AERFCM2758
    SKU:
    AERFCM2758
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MFG Part #:
    FCM2758
    $24.99
    Qty in Cart: 0
    Quantity:
    Price:
    $24.99
    Subtotal:
  • #6flare/#6flare Stl Unio  AERFCM2756

    Aeroquip #6flare/#6flare Stl Unio FCM2756

    AEROQUIP

    $5.59
    Keep your fuel, oil, or brake lines connected with confidence using the Aeroquip FCM2756 — a no-nonsense, heavy-duty union fitting built for performance enthusiasts who demand reliability under pressure. Whether you're building a race car, restoring a...
    AERFCM2756
    SKU:
    AERFCM2756
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    FCM2756
    $5.59
    Qty in Cart: 0
    Quantity:
    Price:
    $5.59
    Subtotal:
  • #4flare/#4flare Stl Unio  AERFCM2751

    Aeroquip #4flare/#4flare Stl Unio FCM2751

    AEROQUIP

    $7.69
    Keep your hydraulic or fuel lines connected with confidence using the Aeroquip FCM2751 straight union fitting — a no-nonsense, precision-engineered adapter built for performance applications. Whether you're routing brake, fuel, or oil lines, this durable...
    AERFCM2751
    SKU:
    AERFCM2751
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    FCM2751
    $7.69
    Qty in Cart: 0
    Quantity:
    Price:
    $7.69
    Subtotal:
  • #3flare/#3flare Stl Unio  AERFCM2750

    Aeroquip #3flare/#3flare Stl Unio FCM2750

    AEROQUIP

    $13.49
    When you need a rock-solid connection between two #3 AN male fittings, the Aeroquip FCM2750 delivers the precision and durability that performance builds demand. Crafted from high-quality steel, this straight union adapter is built to handle the...
    AERFCM2750
    SKU:
    AERFCM2750
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    FCM2750
    $13.49
    Qty in Cart: 0
    Quantity:
    Price:
    $13.49
    Subtotal:
  • #3 Flare/#4 Flare Union  AERFCM2749

    Aeroquip #3 Flare/#4 Flare Union FCM2749

    AEROQUIP

    $38.99
    When you need a reliable solution for connecting different AN line sizes, the Aeroquip FCM2749 delivers a clean, leak-free transition between your #3 and #4 flare fittings. Built from durable steel, this straight union adapter is the kind of no-nonsense...
    AERFCM2749
    SKU:
    AERFCM2749
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    FCM2749
    $38.99
    Qty in Cart: 0
    Quantity:
    Price:
    $38.99
    Subtotal:
  • 1/2in Female Pipe To #12 Flare AERFCM2732

    Aeroquip 1/2in Female Pipe To #12 Flare FCM2732

    AEROQUIP

    $17.49
    When precision and reliability matter most, the Aeroquip FCM2732 delivers a clean, leak-free connection between your AN and NPT fittings with zero compromise. Built from durable steel, this straight adapter is a go-to solution for performance builds,...
    AERFCM2732
    SKU:
    AERFCM2732
    Availability:
    Ships Same Business Day
    Weight:
    0.37 LBS
    MFG Part #:
    FCM2732
    $17.49
    Qty in Cart: 0
    Quantity:
    Price:
    $17.49
    Subtotal:
  • 1/2 Female Pipe to #10 Flare AERFCM2731

    Aeroquip 1/2 Female Pipe to #10 Flare FCM2731

    AEROQUIP

    $27.99
    When you need a reliable, leak-free connection between AN and NPT fittings, the Aeroquip FCM2731 delivers the precision and durability that performance enthusiasts demand. Built from solid steel, this straight adapter makes quick work of bridging your...
    AERFCM2731
    SKU:
    AERFCM2731
    Availability:
    Ships Same Business Day
    Weight:
    0.34 LBS
    MFG Part #:
    FCM2731
    $27.99
    Qty in Cart: 0
    Quantity:
    Price:
    $27.99
    Subtotal:
  • 1/2in female Pipe to #8 Flare AERFCM2730

    Aeroquip 1/2in female Pipe to #8 Flare FCM2730

    AEROQUIP

    $9.99
    When it comes to connecting your fuel, oil, or hydraulic lines with confidence, the Aeroquip FCM2730 delivers a rock-solid, leak-free connection every time. This precision-crafted adapter bridges the gap between AN and NPT fittings seamlessly, making it...
    AERFCM2730
    SKU:
    AERFCM2730
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    MFG Part #:
    FCM2730
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • 3/8in female Pipe To #6 Flare AERFCM2727

    Aeroquip 3/8in female Pipe To #6 Flare FCM2727

    AEROQUIP

    $7.59
    When precision and reliability matter most, the Aeroquip FCM2727 delivers a clean, leak-free connection between your AN and NPT fittings. Built from tough steel construction, this straight adapter makes routing your fuel, oil, or hydraulic lines a breeze...
    AERFCM2727
    SKU:
    AERFCM2727
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MFG Part #:
    FCM2727
    $7.59
    Qty in Cart: 0
    Quantity:
    Price:
    $7.59
    Subtotal:
  • 1/4in female Pipe To #8 Flare AERFCM2726

    Aeroquip 1/4in female Pipe To #8 Flare FCM2726

    AEROQUIP

    $14.49
    When precision and reliability matter most, the Aeroquip FCM2726 delivers a clean, leak-free connection between your AN and NPT fittings. Built from tough steel, this straight adapter is a go-to solution for custom fuel, oil, or hydraulic line builds...
    AERFCM2726
    SKU:
    AERFCM2726
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MFG Part #:
    FCM2726
    Qty in Cart: 0
    Quantity:
    Price:
    $14.49
    Subtotal:
  • 1/4in female Pipe To #6 Flare AERFCM2725

    Aeroquip 1/4in female Pipe To #6 Flare FCM2725

    AEROQUIP

    $13.49
    When precision and reliability matter most, the Aeroquip FCM2725 delivers a seamless connection between your AN fittings and NPT ports. Built from durable steel, this straight adapter is an essential component for enthusiasts who demand clean, leak-free...
    AERFCM2725
    SKU:
    AERFCM2725
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MFG Part #:
    FCM2725
    $13.49
    Qty in Cart: 0
    Quantity:
    Price:
    $13.49
    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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