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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
  • AN To NPT 45 Degree -8 x 1/4in ALL49542

    Allstar Performance AN To NPT 45 Degree -8 x 1/4in ALL49542

    ALLSTAR PERFORMANCE

    $12.99
    When you're plumbing fuel, oil, or coolant lines in a custom build, mismatched fittings create leaks and headaches. This Allstar Performance adapter bridges the gap between AN and NPT threaded systems, giving you the flexibility to integrate quality...
    ALL49542
    SKU:
    ALL49542
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    $12.99
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • AN To NPT 45 Degree -6 x 1/2in ALL49541

    Allstar Performance AN To NPT 45 Degree -6 x 1/2in ALL49541

    ALLSTAR PERFORMANCE

    $13.99
    When you're plumbing your fuel system, cooling lines, or compressed air circuits, mismatched port sizes create leaks, performance loss, and headaches. This Allstar Performance adapter bridges the gap between -6 AN and 1/2in NPT connections, giving you a...
    ALL49541
    SKU:
    ALL49541
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • AN To NPT 45 Degree -6 x 3/8in ALL49540

    Allstar Performance AN To NPT 45 Degree -6 x 3/8in ALL49540

    ALLSTAR PERFORMANCE

    $13.99
    When you're running a high-performance fuel system or pressurized cooling circuit, you need fittings that won't leak under load. This Allstar Performance adapter bridges the gap between modern AN (JIC) line standards and legacy NPT ports, giving you the...
    ALL49540
    SKU:
    ALL49540
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • AN To NPT 45 Degree -6 x 1/4in ALL49539

    Allstar Performance AN To NPT 45 Degree -6 x 1/4in ALL49539

    ALLSTAR PERFORMANCE

    $9.99
    Fluid transfer systems demand precision fittings that eliminate leaks and maintain system integrity under pressure. This Allstar Performance adapter bridges the gap between modern -6 AN hard-line plumbing and legacy NPT ports, giving you the flexibility...
    ALL49539
    SKU:
    ALL49539
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • AN To NPT 45 Degree -6 x 1/8in ALL49538

    Allstar Performance AN To NPT 45 Degree -6 x 1/8in ALL49538

    ALLSTAR PERFORMANCE

    $12.99
    When you're running a custom fuel, oil, or coolant system, you need adapters you can trust to hold pressure and eliminate leaks. This Allstar Performance AN-to-NPT fitting bridges the gap between modern -6 AN hard lines and standard 1/8" NPT ports found...
    ALL49538
    SKU:
    ALL49538
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    $12.99
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • AN To NPT 45 Degree -4 x 3/8in ALL49537

    Allstar Performance AN To NPT 45 Degree -4 x 3/8in ALL49537

    ALLSTAR PERFORMANCE

    $12.99
    When mixing AN and NPT systems in your fuel, oil, or coolant lines, you need a fitting that won't leak under pressure. This Allstar Performance adapter bridges the gap between -4 AN and 3/8" NPT connections with precision-engineered reliability. The...
    ALL49537
    SKU:
    ALL49537
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    $12.99
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • AN To NPT 45 Degree -4 x 1/4in ALL49536

    Allstar Performance AN To NPT 45 Degree -4 x 1/4in ALL49536

    ALLSTAR PERFORMANCE

    $11.99
    When you're running a custom fuel system or integrating aftermarket components, you need adapters that won't compromise flow or reliability. This Allstar Performance AN-to-NPT adapter eliminates guesswork by providing a precise 45-degree connection...
    ALL49536
    SKU:
    ALL49536
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • AN To NPT 45 Degree -4 x 1/8in ALL49535

    Allstar Performance AN To NPT 45 Degree -4 x 1/8in ALL49535

    ALLSTAR PERFORMANCE

    $11.99
    When you're running forced induction or custom fuel system configurations, proper port sizing is critical to maintaining system integrity and preventing pressure leaks. This AN-to-NPT adapter bridges the gap between your -4 AN line and standard 1/8" NPT...
    ALL49535
    SKU:
    ALL49535
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • AN to NPT 45 Degree -3 x 1/8in ALL49532

    Allstar Performance AN to NPT 45 Degree -3 x 1/8in ALL49532

    ALLSTAR PERFORMANCE

    $11.99
    When you're running forced induction or custom fuel systems, reliable adapter fittings are non-negotiable. This Allstar Performance AN-to-NPT adapter bridges the gap between modern -3 AN hard lines and standard 1/8" NPT ports, eliminating the need for...
    ALL49532
    SKU:
    ALL49532
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • AN To NPT Straight -12 x 3/4in ALL49521

    Allstar Performance AN To NPT Straight -12 x 3/4in ALL49521

    ALLSTAR PERFORMANCE

    $10.99
    When you're running a custom fuel system or hydraulic line setup, you need fittings that bridge different connection standards without compromises. This Allstar Performance adapter gives you a reliable way to connect -12 AN hard lines to NPT...
    ALL49521
    SKU:
    ALL49521
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • AN To NPT Straight -12 x 1/2in ALL49520

    Allstar Performance AN To NPT Straight -12 x 1/2in ALL49520

    ALLSTAR PERFORMANCE

    $10.99
    When you're running fuel lines, coolant systems, or brake circuits in a high-performance setup, you need adapters that won't leak under pressure. This Allstar Performance AN to NPT straight adapter bridges the gap between -12 AN fittings and 1/2in NPT...
    ALL49520
    SKU:
    ALL49520
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • AN To NPT Straight -10 x 3/4in ALL49519

    Allstar Performance AN To NPT Straight -10 x 3/4in ALL49519

    ALLSTAR PERFORMANCE

    $13.99
    When you're running modern -10 AN hose systems but need to interface with legacy NPT ports, adapter quality directly impacts system reliability. This Allstar Performance straight adapter eliminates incompatibility issues without requiring fabrication,...
    ALL49519
    SKU:
    ALL49519
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • AN To NPT Straight -10 x 1/2in ALL49518

    Allstar Performance AN To NPT Straight -10 x 1/2in ALL49518

    ALLSTAR PERFORMANCE

    $6.99
    When you're integrating different hydraulic or pneumatic systems in your race rig or high-performance build, incompatible port sizes can force expensive custom fabrication or compromise reliability. This Allstar Performance AN-to-NPT adapter eliminates...
    ALL49518
    SKU:
    ALL49518
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    $6.99
    Qty in Cart: 0
    Quantity:
    Price:
    $6.99
    Subtotal:
  • AN To NPT Straight -10 x 3/8in ALL49517

    Allstar Performance AN To NPT Straight -10 x 3/8in ALL49517

    ALLSTAR PERFORMANCE

    $6.79
    Whether you're plumbing a custom fuel system, integrating aftermarket gauges, or adapting legacy components to modern AN fittings, you need reliable adapter solutions that won't leak under pressure. This Allstar Performance straight adapter bridges the...
    ALL49517
    SKU:
    ALL49517
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    $6.79
    Qty in Cart: 0
    Quantity:
    Price:
    $6.79
    Subtotal:
  • AN To NPT Straight -8 x 1/2in ALL49514

    Allstar Performance AN To NPT Straight -8 x 1/2in ALL49514

    ALLSTAR PERFORMANCE

    $5.79
    When building or modifying a high-performance fuel, oil, or coolant system, you need reliable adapters that won't leak under pressure. This Allstar Performance AN to NPT straight adapter bridges the gap between modern AN-line fittings and legacy NPT...
    ALL49514
    SKU:
    ALL49514
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    $5.79
    Qty in Cart: 0
    Quantity:
    Price:
    $5.79
    Subtotal:
  • AN To NPT Straight -8 x 3/8in ALL49513

    Allstar Performance AN To NPT Straight -8 x 3/8in ALL49513

    ALLSTAR PERFORMANCE

    $4.99
    If you're integrating AN hydraulic or fuel lines into a system designed for NPT ports, this straight adapter eliminates the need for custom fabrication or workarounds. The Allstar Performance AN to NPT adapter provides a reliable, leak-free connection...
    ALL49513
    SKU:
    ALL49513
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    $4.99
    Qty in Cart: 0
    Quantity:
    Price:
    $4.99
    Subtotal:
  • AN To NPT Straight -8 x 1/4in ALL49512

    Allstar Performance AN To NPT Straight -8 x 1/4in ALL49512

    ALLSTAR PERFORMANCE

    $4.99
    When you're plumbing your fuel system, cooling lines, or custom fabrications, incompatible fittings create leaks, pressure drops, and wasted time on the dyno. This Allstar AN-to-NPT adapter bridges the gap between modern -8 AN hose standards and legacy...
    ALL49512
    SKU:
    ALL49512
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    $4.99
    Qty in Cart: 0
    Quantity:
    Price:
    $4.99
    Subtotal:
  • AN To NPT Straight -6 x 1/2in ALL49511

    Allstar Performance AN To NPT Straight -6 x 1/2in ALL49511

    ALLSTAR PERFORMANCE

    $5.69
    When you're running custom fuel systems, oil lines, or coolant circuits, you need fittings that bridge different thread standards without leaking or failing under pressure. This Allstar Performance AN-to-NPT adapter gives you that flexibility, allowing...
    ALL49511
    SKU:
    ALL49511
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    $5.69
    Qty in Cart: 0
    Quantity:
    Price:
    $5.69
    Subtotal:
  • AN To NPT Straight -6 x 3/8in ALL49510

    Allstar Performance AN To NPT Straight -6 x 3/8in ALL49510

    ALLSTAR PERFORMANCE

    $4.79
    When you're building a fuel, oil, or coolant system that needs to interface between AN fittings and NPT ports, this adapter eliminates guesswork and ensures leak-free connections. The Allstar Performance straight adapter bridges the gap between these two...
    ALL49510
    SKU:
    ALL49510
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    $4.79
    Qty in Cart: 0
    Quantity:
    Price:
    $4.79
    Subtotal:
  • AN To NPT Straight -6 x 1/4in ALL49509

    Allstar Performance AN To NPT Straight -6 x 1/4in ALL49509

    ALLSTAR PERFORMANCE

    $4.39
    When you're running a high-performance fuel system or pneumatic line, mismatched fittings create leaks, pressure loss, and reliability issues that cost you races. This Allstar Performance adapter bridges the gap between AN and NPT standards, giving you...
    ALL49509
    SKU:
    ALL49509
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    $4.39
    Qty in Cart: 0
    Quantity:
    Price:
    $4.39
    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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