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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
  • 45 Deg Adapter Fitting #4 x 1/8 MPT Black FRG482304-BL

    Fragola 45 Deg Adapter Fitting #4 x 1/8 MPT Black 482304-BL

    FRAGOLA

    $10.99
    Clean fluid transitions are essential in high-performance fuel and coolant systems, and this Fragola adapter fitting delivers the reliable connection you need without compromise. The 45-degree angle design eliminates sharp bends in tight engine bay...
    FRG482304-BL
    SKU:
    FRG482304-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    482304-BL
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • 45 Deg Adapter Fitting #4 x 1/8 MPT FRG482304

    Fragola 45 Deg Adapter Fitting #4 x 1/8 MPT 482304

    FRAGOLA

    $7.99
    Whether you're plumbing a custom fuel system, integrating auxiliary cooling lines, or adapting legacy NPT fittings to modern AN plumbing, this Fragola adapter delivers reliable flow transition without compromise. The 45-degree angle reduces turbulence...
    FRG482304
    SKU:
    FRG482304
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    482304
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • 45 Deg Adapter Fitting #3 x 1/8 MPT Black FRG482303-BL

    Fragola 45 Deg Adapter Fitting #3 x 1/8 MPT Black 482303-BL

    FRAGOLA

    $10.99
    Thread adapters are critical components in any custom fuel, coolant, or pneumatic system where factory ports don't match your aftermarket components. This Fragola 45-degree adapter bridges the gap between AN fittings and NPT ports, allowing you to...
    FRG482303-BL
    SKU:
    FRG482303-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    482303-BL
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • 45 Deg Adapter Fitting #3 x 1/8 MPT FRG482303

    Fragola 45 Deg Adapter Fitting #3 x 1/8 MPT 482303

    FRAGOLA

    $8.49
    The Fragola 45 Deg Adapter Fitting bridges the gap between AN and NPT systems with a straightforward, leak-free connection. This adapter is essential for custom fuel, coolant, and hydraulic line routing where space or angle constraints demand a 45-degree...
    FRG482303
    SKU:
    FRG482303
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    482303
    $8.49
    Qty in Cart: 0
    Quantity:
    Price:
    $8.49
    Subtotal:
  • 90 Deg Adapter Fitting #8 x 1/2 MPT Black FRG482288-BL

    Fragola 90 Deg Adapter Fitting #8 x 1/2 MPT Black 482288-BL

    FRAGOLA

    $16.99
    When you're routing fuel, oil, or coolant lines through a precision engine bay, mismatched fittings create leaks, performance loss, and potential catastrophic failure. This Fragola 90-degree adapter bridges the gap between AN-sized hard lines and...
    FRG482288-BL
    SKU:
    FRG482288-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    MFG Part #:
    482288-BL
    $16.99
    Qty in Cart: 0
    Quantity:
    Price:
    $16.99
    Subtotal:
  • 90 Deg Adapter Fitting #8 x 1/2 MPT FRG482288

    Fragola 90 Deg Adapter Fitting #8 x 1/2 MPT 482288

    FRAGOLA

    $13.99
    When you're building a custom fuel, coolant, or hydraulic system, mismatched fittings create leaks and performance loss. This Fragola 90-degree adapter bridges the gap between AN and NPT standards, giving you the flexibility to integrate quality...
    FRG482288
    SKU:
    FRG482288
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MFG Part #:
    482288
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • 90 Deg Adapter Fitting #6 x 1/2 MPT Black FRG482268-BL

    Fragola 90 Deg Adapter Fitting #6 x 1/2 MPT Black 482268-BL

    FRAGOLA

    $20.99
    When you're running fluid lines in a high-performance fuel, oil, or coolant system, you need fittings that won't leak under pressure and integrate seamlessly with your existing plumbing. This Fragola 90-degree adapter bridges the gap between AN fittings...
    FRG482268-BL
    SKU:
    FRG482268-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MFG Part #:
    482268-BL
    $20.99
    Qty in Cart: 0
    Quantity:
    Price:
    $20.99
    Subtotal:
  • 90 Deg Adapter Fitting #6 x 1/2 MPT FRG482268

    Fragola 90 Deg Adapter Fitting #6 x 1/2 MPT 482268

    FRAGOLA

    $14.99
    When routing high-flow fuel, coolant, or oil lines through your engine bay, thread mismatches create leaks and complications. The Fragola 90 Deg Adapter Fitting #6 x 1/2 MPT bridges the gap between AN6 quick-disconnect systems and standard NPT ports,...
    FRG482268
    SKU:
    FRG482268
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    MFG Part #:
    482268
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • 90 Adapter Fitting #6 x 3/8 MPT Black FRG482266-BL

    Fragola 90 Adapter Fitting #6 x 3/8 MPT Black 482266-BL

    FRAGOLA

    $12.99
    Proper AN-to-NPT adapters are critical for fuel system reliability and pressure integrity in high-performance applications. This Fragola 90-degree fitting seamlessly bridges 6 AN hard-line fuel systems to 3/8" NPT ports, eliminating the risk of leaks at...
    FRG482266-BL
    SKU:
    FRG482266-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    482266-BL
    $12.99
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • 90 Adapter Fitting #6 x 3/8 MPT FRG482266

    Fragola 90 Adapter Fitting #6 x 3/8 MPT 482266

    FRAGOLA

    $9.99
    Fluid transfer lines require reliable connections to prevent leaks and maintain system integrity under pressure. This 90-degree adapter fitting bridges #6 AN hose connections to standard 3/8" NPT ports, giving you the flexibility to integrate quality...
    FRG482266
    SKU:
    FRG482266
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    482266
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • 90 Deg Adapter Fitting #6  x 1/8 MPT Black FRG482262-BL

    Fragola 90 Deg Adapter Fitting #6 x 1/8 MPT Black 482262-BL

    FRAGOLA

    $12.99
    When you're routing fuel, oil, or coolant lines through a custom engine bay, mismatched fittings create leaks and failures at the worst possible moments. This Fragola 90-degree adapter bridges the gap between AN and NPT systems, giving you a reliable,...
    FRG482262-BL
    SKU:
    FRG482262-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    482262-BL
    $12.99
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • 90 Deg Adapter Fitting #6 x 1/8 MPT FRG482262

    Fragola 90 Deg Adapter Fitting #6 x 1/8 MPT 482262

    FRAGOLA

    $9.99
    When building or modifying a fuel, oil, or coolant system, mismatched fitting sizes create leaks and system failures. This Fragola 90-degree adapter bridges the gap between AN and NPT port configurations, giving you a reliable connection point for custom...
    FRG482262
    SKU:
    FRG482262
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    482262
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • 90 Deg Adapter Fitting #4 x 1/4 MPT FRG482244-BL

    Fragola 90 Deg Adapter Fitting #4 x 1/4 MPT 482244-BL

    FRAGOLA

    $10.99
    When plumbing your fuel, coolant, or fluid lines through tight engine bays or custom chassis layouts, this 90-degree adapter fitting eliminates the need for costly custom hose runs and awkward bends that compromise flow and durability. The Fragola...
    FRG482244-BL
    SKU:
    FRG482244-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    482244-BL
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • 90 Deg Adapter Fitting #4 x 1/4 MPT FRG482244

    Fragola 90 Deg Adapter Fitting #4 x 1/4 MPT 482244

    FRAGOLA

    $8.99
    Connecting AN fittings to NPT ports doesn't have to mean jury-rigging your fuel or coolant lines. This Fragola 90-degree adapter gives you a reliable, sealed connection between 4 AN male and 1/4" NPT male threads—essential for custom fuel systems, turbo...
    FRG482244
    SKU:
    FRG482244
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    482244
    $8.99
    Qty in Cart: 0
    Quantity:
    Price:
    $8.99
    Subtotal:
  • 90 Deg Adapter Fitting #4 x 3/8 MPT FRG482238

    Fragola 90 Deg Adapter Fitting #4 x 3/8 MPT 482238

    FRAGOLA

    $14.99
    If you're running fuel lines, coolant systems, or pneumatic circuits in your race car, you need reliable adapter fittings that won't leak under pressure. This Fragola 90-degree adapter bridges the gap between AN and NPT threaded ports, giving you the...
    FRG482238
    SKU:
    FRG482238
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MFG Part #:
    482238
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • #3 X 1/4 MPT 90-Degree Adapter Fitting FRG482234-BL

    Fragola #3 X 1/4 MPT 90-Degree Adapter Fitting 482234-BL

    FRAGOLA

    $17.99
    If you're running a forced induction setup or custom fuel system, you need reliable adapter fittings that bridge different port standards without leaks or restrictions. This Fragola #3 X 1/4 MPT 90-degree adapter gives you the flexibility to connect...
    FRG482234-BL
    SKU:
    FRG482234-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    482234-BL
    $17.99
    Qty in Cart: 0
    Quantity:
    Price:
    $17.99
    Subtotal:
  • 90 Deg Adapter Fitting #16 x 1 MPT Black FRG482216-BL

    Fragola 90 Deg Adapter Fitting #16 x 1 MPT Black 482216-BL

    FRAGOLA

    $36.99
    When you're routing fluid lines through a tight engine bay or custom fuel system, adapter fittings are non-negotiable. This Fragola 90-degree adapter lets you transition from AN-sized hose to standard NPT ports without fabrication, saving you time and...
    FRG482216-BL
    SKU:
    FRG482216-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.27 LBS
    MFG Part #:
    482216-BL
    $36.99
    Qty in Cart: 0
    Quantity:
    Price:
    $36.99
    Subtotal:
  • 90 Deg Adapter Fitting #16 x 1 MPT FRG482216

    Fragola 90 Deg Adapter Fitting #16 x 1 MPT 482216

    FRAGOLA

    $28.99
    When you're plumbing high-flow fuel, coolant, or boost systems, port compatibility is non-negotiable. This Fragola 90-degree adapter bridges the gap between AN fittings and NPT ports, eliminating the need for custom fabrication and ensuring a leak-free...
    FRG482216
    SKU:
    FRG482216
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    MFG Part #:
    482216
    $28.99
    Qty in Cart: 0
    Quantity:
    Price:
    $28.99
    Subtotal:
  • 90 Deg Adapter Fitting #16 x 3/4 MPT Black FRG482215-BL

    Fragola 90 Deg Adapter Fitting #16 x 3/4 MPT Black 482215-BL

    FRAGOLA

    $39.99
    If you're building a custom fuel system, coolant loop, or hydraulic line setup, you need adapters that won't leak under pressure. This 90-degree fitting bridges the gap between AN-standard hose fittings and NPT threaded ports—a common requirement when...
    FRG482215-BL
    SKU:
    FRG482215-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    MFG Part #:
    482215-BL
    $39.99
    Qty in Cart: 0
    Quantity:
    Price:
    $39.99
    Subtotal:
  • 90 Deg Adapter Fitting #12 x 1/2 MPT Black FRG482213-BL

    Fragola 90 Deg Adapter Fitting #12 x 1/2 MPT Black 482213-BL

    FRAGOLA

    $29.99
    Fluid routing in a high-performance engine bay demands fittings that won't fail under pressure. This Fragola 90-degree adapter bridges the gap between AN plumbing and NPT ports—a critical connection point in fuel systems, coolers, and custom fabrications...
    FRG482213-BL
    SKU:
    FRG482213-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    MFG Part #:
    482213-BL
    $29.99
    Qty in Cart: 0
    Quantity:
    Price:
    $29.99
    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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