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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 Female Flare Swivel  AERFCM2917

    Aeroquip #10 Female Flare Swivel FCM2917

    AEROQUIP

    $18.99
    When you need a reliable, leak-free connection in your fuel, oil, or brake line system, the Aeroquip #10 Female Flare Swivel FCM2917 delivers the precision and quality that performance enthusiasts trust. Its swivel design makes installation a breeze,...
    AERFCM2917
    SKU:
    AERFCM2917
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    MFG Part #:
    FCM2917
    $18.99
    Qty in Cart: 0
    Quantity:
    Price:
    $18.99
    Subtotal:
  • #8 Female Flare Swivel  AERFCM2916

    Aeroquip #8 Female Flare Swivel FCM2916

    AEROQUIP

    $16.99
    Keep your fuel, oil, or brake lines connected with confidence using the Aeroquip FCM2916 #8 Female Flare Swivel — a precision-crafted adapter built for performance enthusiasts who demand reliability under pressure. The swivel design makes installation a...
    AERFCM2916
    SKU:
    AERFCM2916
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    FCM2916
    $16.99
    Qty in Cart: 0
    Quantity:
    Price:
    $16.99
    Subtotal:
  • #6 Female Flare Swivel  AERFCM2915

    Aeroquip #6 Female Flare Swivel FCM2915

    AEROQUIP

    $15.99
    Take the hassle out of tight plumbing setups with the Aeroquip #6 Female Flare Swivel FCM2915 — a precision-crafted adapter that gives you the flexibility to route lines exactly where you need them. Built from lightweight aluminum with a stunning blue...
    AERFCM2915
    SKU:
    AERFCM2915
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    FCM2915
    $15.99
    Qty in Cart: 0
    Quantity:
    Price:
    $15.99
    Subtotal:
  • #4 Female Flare Swivel  AERFCM2914

    Aeroquip #4 Female Flare Swivel FCM2914

    AEROQUIP

    $19.49
    When you need a reliable, leak-free connection in tight spaces, the Aeroquip #4 Female Flare Swivel FCM2914 delivers the flexibility and precision that serious builders demand. Its swivel design makes routing and tightening a breeze, saving you time and...
    AERFCM2914
    SKU:
    AERFCM2914
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    FCM2914
    $19.49
    Qty in Cart: 0
    Quantity:
    Price:
    $19.49
    Subtotal:
  • Steel Brakeline Adapter  AERFCM2910

    Aeroquip Steel Brakeline Adapter FCM2910

    AEROQUIP

    $43.99
    When precision and reliability matter most, the Aeroquip Steel Brakeline Adapter FCM2910 delivers a clean, secure connection for your brake line setup. Built tough from solid steel, this tee adapter makes splitting brake lines a breeze without...
    AERFCM2910
    SKU:
    AERFCM2910
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    FCM2910
    $43.99
    Qty in Cart: 0
    Quantity:
    Price:
    $43.99
    Subtotal:
  • Female Pipe Flare Tee  AERFCM2883

    Aeroquip Female Pipe Flare Tee FCM2883

    AEROQUIP

    $17.49
    When precision and reliability matter most in your fluid system builds, the Aeroquip Female Pipe Flare Tee FCM2883 delivers a clean, leak-free connection every time. Engineered for performance enthusiasts who demand quality hardware, this tee fitting...
    AERFCM2883
    SKU:
    AERFCM2883
    Availability:
    Ships Same Business Day
    Weight:
    0.26 LBS
    MFG Part #:
    FCM2883
    Qty in Cart: 0
    Quantity:
    Price:
    $17.49
    Subtotal:
  • #12 To 3/4in Flare Adapter AERFCM2877

    Aeroquip #12 To 3/4in Flare Adapter FCM2877

    AEROQUIP

    $17.49
    If you're building a high-performance fuel or fluid system, the Aeroquip FCM2877 #12 to 3/4in Flare Adapter is the reliable, precision-engineered connection point you need. Designed for weld-on or braze installation, this rugged steel bung gives you a...
    AERFCM2877
    SKU:
    AERFCM2877
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MFG Part #:
    FCM2877
    Qty in Cart: 0
    Quantity:
    Price:
    $17.49
    Subtotal:
  • #10 To 5/8in Flare Adapter AERFCM2875

    Aeroquip #10 To 5/8in Flare Adapter FCM2875

    AEROQUIP

    $12.99
    Take your fuel or oil system plumbing to the next level with the Aeroquip FCM2875 #10 to 5/8in Flare Adapter — a precision-engineered solution built for serious performance builds. Whether you're fabricating a custom fuel cell or upgrading an existing...
    AERFCM2875
    SKU:
    AERFCM2875
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    MFG Part #:
    FCM2875
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • #8an To 1/2in Adapter AERFCM2874

    Aeroquip #8an To 1/2in Adapter FCM2874

    AEROQUIP

    $13.49
    If you're building a custom fuel, oil, or cooling system, the Aeroquip FCM2874 #8AN to 1/2in Adapter is the reliable, no-fuss solution you need to get the job done right. Designed for precision fitment and built to last, this weld-on bung adapter makes...
    AERFCM2874
    SKU:
    AERFCM2874
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    FCM2874
    $13.49
    Qty in Cart: 0
    Quantity:
    Price:
    $13.49
    Subtotal:
  • #6 To 3/8in Flare Adapter AERFCM2872

    Aeroquip #6 To 3/8in Flare Adapter FCM2872

    AEROQUIP

    $5.59
    When precision and reliability matter most, the Aeroquip FCM2872 #6 to 3/8in Flare Adapter delivers a clean, leak-free connection that serious builders trust. Designed for seamless integration into custom fuel, oil, or cooling systems, this weld-on bung...
    AERFCM2872
    SKU:
    AERFCM2872
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    FCM2872
    $5.59
    Qty in Cart: 0
    Quantity:
    Price:
    $5.59
    Subtotal:
  • #4 To 1/4in Flare Adapter AERFCM2871

    Aeroquip #4 To 1/4in Flare Adapter FCM2871

    AEROQUIP

    $9.99
    Tackle your fuel or fluid line connections with confidence using the Aeroquip FCM2871 #4 to 1/4in Flare Adapter. Designed for builders and performance enthusiasts who demand precision and reliability, this weld-on bung makes custom fabrication clean and...
    AERFCM2871
    SKU:
    AERFCM2871
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    FCM2871
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • #4 To 1/8in Female Conn  AERFCM2821

    Aeroquip #4 To 1/8in Female Conn FCM2821

    AEROQUIP

    $18.99
    When you need a reliable, leak-free connection between AN and NPT fittings, the Aeroquip FCM2821 delivers the precision and durability that serious builders demand. This straight bulkhead fitting makes routing fuel, oil, or brake lines through panels and...
    AERFCM2821
    SKU:
    AERFCM2821
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    MFG Part #:
    FCM2821
    $18.99
    Qty in Cart: 0
    Quantity:
    Price:
    $18.99
    Subtotal:
  • Female Pipe Flare Tee 4an to 1/8npt AERFCM2818

    Aeroquip Female Pipe Flare Tee 4an to 1/8npt FCM2818

    AEROQUIP

    $40.99
    Take your fuel or fluid line routing to the next level with the Aeroquip FCM2818 Female Pipe Flare Tee — a precision-engineered fitting designed to simplify complex plumbing setups without sacrificing reliability. Whether you're building a race car,...
    AERFCM2818
    SKU:
    AERFCM2818
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    FCM2818
    $40.99
    Qty in Cart: 0
    Quantity:
    Price:
    $40.99
    Subtotal:
  • Female Pipe Flare Tee  AERFCM2817

    Aeroquip Female Pipe Flare Tee FCM2817

    AEROQUIP

    $20.49
    When precision plumbing matters, the Aeroquip Female Pipe Flare Tee FCM2817 delivers a reliable, leak-free connection you can count on. Built for performance enthusiasts and professionals alike, this adapter tee makes routing fuel, oil, or fluid lines a...
    AERFCM2817
    SKU:
    AERFCM2817
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    MFG Part #:
    FCM2817
    $20.49
    Qty in Cart: 0
    Quantity:
    Price:
    $20.49
    Subtotal:
  • #3 Alum Blkhd Run Tee  AERFCM2815

    Aeroquip #3 Alum Blkhd Run Tee FCM2815

    AEROQUIP

    $31.99
    When precision plumbing meets rugged durability, you get the Aeroquip FCM2815 — a go-to solution for routing fluid lines cleanly through panels and firewalls without sacrificing performance. Built for serious builds, this bulkhead run tee keeps your...
    AERFCM2815
    SKU:
    AERFCM2815
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    FCM2815
    Qty in Cart: 0
    Quantity:
    Price:
    $31.99
    Subtotal:
  • #3 Steel Bulkhead Run Tee Fitting AERFCM2809

    Aeroquip #3 Steel Bulkhead Run Tee Fitting FCM2809

    AEROQUIP

    $55.99
    When you need a reliable fluid routing solution that won't let you down under pressure, the Aeroquip FCM2809 delivers rock-solid performance in a compact, precision-engineered package. This bulkhead run tee fitting makes clean, professional plumbing...
    AERFCM2809
    SKU:
    AERFCM2809
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    MFG Part #:
    FCM2809
    $55.99
    Qty in Cart: 0
    Quantity:
    Price:
    $55.99
    Subtotal:
  • #3 Alum Blkhd Tee  AERFCM2808

    Aeroquip #3 Alum Blkhd Tee FCM2808

    AEROQUIP

    $25.99
    When precision plumbing meets clean aesthetics, the Aeroquip FCM2808 Bulkhead Tee delivers exactly what performance builders demand. This lightweight aluminum fitting lets you route lines through panels or firewalls with a secure, leak-free connection —...
    AERFCM2808
    SKU:
    AERFCM2808
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    FCM2808
    $25.99
    Qty in Cart: 0
    Quantity:
    Price:
    $25.99
    Subtotal:
  • Alum 90 Blkhd Union #3fl  AERFCM2799

    Aeroquip Alum 90 Blkhd Union #3fl FCM2799

    AEROQUIP

    $10.99
    Take your fuel or fluid routing to the next level with the Aeroquip FCM2799 Aluminum 90° Bulkhead Union — a precision-engineered fitting designed for clean, leak-free installations through firewalls and panels. Its eye-catching blue anodized finish isn't...
    AERFCM2799
    SKU:
    AERFCM2799
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    FCM2799
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • 90 Blkhd Union #8 Flare  AERFCM2794

    Aeroquip 90 Blkhd Union #8 Flare FCM2794

    AEROQUIP

    $16.49
    When your build demands precision routing through tight spaces, the Aeroquip FCM2794 delivers a clean, reliable solution that professionals and enthusiasts trust. This 90-degree bulkhead union lets you pass fuel or fluid lines cleanly through panels and...
    AERFCM2794
    SKU:
    AERFCM2794
    Availability:
    Ships Same Business Day
    Weight:
    0.36 LBS
    MFG Part #:
    FCM2794
    $16.49
    Qty in Cart: 0
    Quantity:
    Price:
    $16.49
    Subtotal:
  • 90 Blkhd Union #6 Flare  AERFCM2793

    Aeroquip 90 Blkhd Union #6 Flare FCM2793

    AEROQUIP

    $20.49
    When your build demands a clean, reliable 90-degree routing through a bulkhead, the Aeroquip FCM2793 delivers with precision-engineered confidence. Built from durable steel, this fitting keeps your lines secure and leak-free in tight spaces where a...
    AERFCM2793
    SKU:
    AERFCM2793
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    MFG Part #:
    FCM2793
    Qty in Cart: 0
    Quantity:
    Price:
    $20.49
    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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