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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
  • #3 Tee Fitting Black  FRG482403-BL

    Fragola #3 Tee Fitting Black 482403-BL

    FRAGOLA

    $11.99
    A quality tee fitting is critical infrastructure in any high-flow fuel, oil, or coolant system—it's where three lines converge, and precision matters. The Fragola #3 Tee Fitting delivers reliable, leak-free connections with CNC-precision and proven...
    FRG482403-BL
    SKU:
    FRG482403-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    482403-BL
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • 45 Deg Adapter Fitting #8 x 1/2 MPT Black FRG482388-BL

    Fragola 45 Deg Adapter Fitting #8 x 1/2 MPT Black 482388-BL

    FRAGOLA

    $13.99
    When you're building a custom fuel, oil, or coolant line system, you need fittings that integrate seamlessly with both AN hose standards and NPT port configurations. This 45-degree adapter from Fragola eliminates the need for multiple transition pieces,...
    FRG482388-BL
    SKU:
    FRG482388-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    482388-BL
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • 45 Deg Adapter Fitting #6 x 1/2 MPT Black FRG482368-BL

    Fragola 45 Deg Adapter Fitting #6 x 1/2 MPT Black 482368-BL

    FRAGOLA

    $13.99
    Clean hydraulic and fuel system connections demand precision fittings that eliminate leaks and ensure reliable flow under pressure. This Fragola adapter bridges the gap between AN-standard hose fittings and NPT threaded ports, giving you a dependable...
    FRG482368-BL
    SKU:
    FRG482368-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    482368-BL
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • 45 Deg Adapter Fitting #6 x 3/8 MPT Black FRG482366-BL

    Fragola 45 Deg Adapter Fitting #6 x 3/8 MPT Black 482366-BL

    FRAGOLA

    $14.99
    Fluid routing in high-performance applications demands fittings that won't compromise flow or reliability. This Fragola 45-degree adapter bridges the gap between AN-style hose systems and NPT port configurations, allowing you to integrate fuel, coolant,...
    FRG482366-BL
    SKU:
    FRG482366-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    482366-BL
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • 45 Deg Adapter Fitting #6 x 3/8 MPT FRG482366

    Fragola 45 Deg Adapter Fitting #6 x 3/8 MPT 482366

    FRAGOLA

    $10.49
    If you're plumbing a custom fuel, coolant, or brake system, you need fittings that won't leak under pressure. This Fragola 45-degree adapter bridges the gap between AN and NPT components, giving you the flexibility to integrate quality hose lines with...
    FRG482366
    SKU:
    FRG482366
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    482366
    $10.49
    Qty in Cart: 0
    Quantity:
    Price:
    $10.49
    Subtotal:
  • 45 Deg Adapter Fitting #6 x 1/8 MPT Black FRG482362-BL

    Fragola 45 Deg Adapter Fitting #6 x 1/8 MPT Black 482362-BL

    FRAGOLA

    $13.99
    When you're building a custom fuel, coolant, or brake line system, mismatched thread standards can force costly redesigns or unreliable jury-rigged solutions. This Fragola 45-degree adapter fitting bridges the gap between AN fittings and NPT ports,...
    FRG482362-BL
    SKU:
    FRG482362-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    482362-BL
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • 45 Deg Adapter Fitting #6 x 1/8 MPT FRG482362

    Fragola 45 Deg Adapter Fitting #6 x 1/8 MPT 482362

    FRAGOLA

    $9.99
    When routing high-pressure fuel, oil, or coolant lines through tight engine bays, mismatched thread sizes and angles create leaks and installation headaches. The Fragola 45 Deg Adapter Fitting solves this problem with a precision-engineered adapter that...
    FRG482362
    SKU:
    FRG482362
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    482362
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • 45 Deg Adapter Fitting #4 x 1/4 MPT Black FRG482344-BL

    Fragola 45 Deg Adapter Fitting #4 x 1/4 MPT Black 482344-BL

    FRAGOLA

    $9.99
    Fluid transfer systems demand precise, leak-free connections—this 45-degree adapter fitting bridges the gap between AN and NPT ports without compromise. The 4 AN to 1/4 NPT configuration handles both fuel and coolant lines with reliable performance,...
    FRG482344-BL
    SKU:
    FRG482344-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    482344-BL
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • 45 Deg Adapter Fitting #12 x 1/2 MPT Black FRG482313-BL

    Fragola 45 Deg Adapter Fitting #12 x 1/2 MPT Black 482313-BL

    FRAGOLA

    $29.99
    If you're running custom fluid lines in a forced induction or high-flow fuel system, you need a fitting that bridges different port standards without compromising flow or safety. This Fragola 45-degree adapter gives you the flexibility to connect 12 AN...
    FRG482313-BL
    SKU:
    FRG482313-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MFG Part #:
    482313-BL
    $29.99
    Qty in Cart: 0
    Quantity:
    Price:
    $29.99
    Subtotal:
  • 45 Deg Adapter Fitting #12 x 1/2 MPT FRG482313

    Fragola 45 Deg Adapter Fitting #12 x 1/2 MPT 482313

    FRAGOLA

    $22.99
    When you're plumbing high-pressure fuel, coolant, or brake lines through tight engine bays, adapter fittings are non-negotiable. This Fragola 45-degree adapter bridges the gap between AN-sized components and NPT male ports, letting you route lines...
    FRG482313
    SKU:
    FRG482313
    Availability:
    Ships Same Business Day
    Weight:
    0.17 LBS
    MFG Part #:
    482313
    $22.99
    Qty in Cart: 0
    Quantity:
    Price:
    $22.99
    Subtotal:
  • 45 Deg Adapter Fitting #12 x 3/4 MPT Black FRG482312-BL

    Fragola 45 Deg Adapter Fitting #12 x 3/4 MPT Black 482312-BL

    FRAGOLA

    $21.99
    If you're running a custom fuel system, oil cooler setup, or any high-flow application, you need reliable adapter fittings that won't leak under pressure. This Fragola 45-degree adapter bridges the gap between AN and NPT plumbing standards, giving you...
    FRG482312-BL
    SKU:
    FRG482312-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MFG Part #:
    482312-BL
    $21.99
    Qty in Cart: 0
    Quantity:
    Price:
    $21.99
    Subtotal:
  • 45 Deg Adapter Fitting #10  x 3/8 MPT Black FRG482311-BL

    Fragola 45 Deg Adapter Fitting #10 x 3/8 MPT Black 482311-BL

    FRAGOLA

    $16.99
    If you're building a custom fuel system, oil cooler setup, or any pressurized line configuration, you need fittings that handle both precision connections and reliable performance under load. This Fragola 45-degree adapter bridges the gap between AN (Air...
    FRG482311-BL
    SKU:
    FRG482311-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    482311-BL
    $16.99
    Qty in Cart: 0
    Quantity:
    Price:
    $16.99
    Subtotal:
  • 45 Deg Adapter Fitting #10 x 3/8 MPT FRG482311

    Fragola 45 Deg Adapter Fitting #10 x 3/8 MPT 482311

    FRAGOLA

    $12.99
    If you're running custom fuel, coolant, or brake lines in your build, adapter fittings are non-negotiable for proper system integration. This Fragola 45-degree adapter bridges the gap between AN-standard hose connections and NPT threaded ports,...
    FRG482311
    SKU:
    FRG482311
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MFG Part #:
    482311
    $12.99
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • 45 Deg Adapter Fitting #10 x 1/2 MPT Black FRG482310-BL

    Fragola 45 Deg Adapter Fitting #10 x 1/2 MPT Black 482310-BL

    FRAGOLA

    $21.99
    When you're building a custom fuel or coolant system, adapting between AN fittings and NPT ports is non-negotiable—and using the right adapter eliminates leak points that could compromise your entire setup. This Fragola 45-degree adapter gives you a...
    FRG482310-BL
    SKU:
    FRG482310-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    482310-BL
    $21.99
    Qty in Cart: 0
    Quantity:
    Price:
    $21.99
    Subtotal:
  • 45 Deg Adapter Fitting #8 x 3/8 MPT Black FRG482308-BL

    Fragola 45 Deg Adapter Fitting #8 x 3/8 MPT Black 482308-BL

    FRAGOLA

    $9.99
    If you're running fuel, oil, or coolant lines in a high-performance setup, you need reliable adapter fittings that won't leak under pressure. This Fragola 45-degree adapter bridges AN and NPT ports with precision engineering, making it essential for...
    FRG482308-BL
    SKU:
    FRG482308-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    482308-BL
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • 45 Deg Adapter Fitting #8 x 3/8 MPT FRG482308

    Fragola 45 Deg Adapter Fitting #8 x 3/8 MPT 482308

    FRAGOLA

    $9.99
    When plumbing high-performance fuel, oil, or coolant systems, adapter fittings are critical to maintaining leak-free connections between different port standards. This Fragola 45-degree adapter bridges 8 AN male ports to 3/8 inch NPT male connections,...
    FRG482308
    SKU:
    FRG482308
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    482308
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • 45 Deg Adapter Fitting #8 x 1/4 MPT Black FRG482307-BL

    Fragola 45 Deg Adapter Fitting #8 x 1/4 MPT Black 482307-BL

    FRAGOLA

    $11.99
    When you're building a custom fuel, coolant, or brake system, mismatched port sizes create leaks, pressure loss, and wasted troubleshooting time. This Fragola adapter fitting bridges the gap between AN and NPT ports with precision-engineered reliability,...
    FRG482307-BL
    SKU:
    FRG482307-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    482307-BL
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • 45 Deg Adapter Fitting #8 x 1/4 MPT FRG482307

    Fragola 45 Deg Adapter Fitting #8 x 1/4 MPT 482307

    FRAGOLA

    $9.99
    When you're running fuel, oil, or coolant lines at angles that stock configurations don't accommodate, this 45-degree adapter fitting bridges the gap between your -8 AN hard lines and 1/4" NPT ports with zero compromise on flow or integrity. Fragola's...
    FRG482307
    SKU:
    FRG482307
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    482307
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • 45 Deg Adapter Fitting #6 x 1/4 MPT Black FRG482306-BL

    Fragola 45 Deg Adapter Fitting #6 x 1/4 MPT Black 482306-BL

    FRAGOLA

    $9.99
    When building or modifying fuel, oil, or coolant systems, thread mismatches create leaks and system failures. This Fragola 45-degree adapter bridges the gap between AN fittings and NPT ports with precision engineering, giving you a reliable connection...
    FRG482306-BL
    SKU:
    FRG482306-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    482306-BL
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • 45 Deg Adapter Fitting #6 x 1/4 MPT FRG482306

    Fragola 45 Deg Adapter Fitting #6 x 1/4 MPT 482306

    FRAGOLA

    $8.99
    When you're running a precision fuel or coolant system, mismatched fitting sizes create leaks, pressure drops, and inefficiency—exactly what you don't need on the track or in the shop. The Fragola 45 Deg Adapter Fitting bridges the gap between 6 AN and...
    FRG482306
    SKU:
    FRG482306
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    482306
    $8.99
    Qty in Cart: 0
    Quantity:
    Price:
    $8.99
    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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