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AN-NPT Fittings and Components

AN-NPT Fittings and Components

AN-NPT Fittings and Components

Circle Track AN NPT Fittings and Components at JJ Motorsports

AN-NPT fittings and components bridge the gap between different thread standards, offering flexibility in your fluid system design. Known for their versatility, they ensure a snug fit and efficient flow. Pair them with additional high-performance system fittings to create a strong, fully integrated setup.

Shop trusted brands like Fragola for push-lock options, Aeroquip for socketless fittings. Explore related categories such as High-Performance System Fittings for complete fluid system solutions or Circle Track Hoses for matching lines.

Top Circle Track AN NPT Fittings and Components

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 Flare To ORB Adapter 3/4-16 (-8) to -8 ALL49842

    Allstar Performance AN Flare To ORB Adapter 3/4-16 (-8) to -8 ALL49842

    ALLSTAR PERFORMANCE

    $12.99
    Seamless hydraulic and fuel system integration demands reliable, leak-free connections—this adapter bridges AN flare fittings to O-ring boss ports without compromise. The straight-flow design eliminates turbulence and pressure loss, critical for...
    ALL49842
    SKU:
    ALL49842
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    $12.99
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • AN Flare To ORB Adapter 9/16-18 (-6) to -8 ALL49841

    Allstar Performance AN Flare To ORB Adapter 9/16-18 (-6) to -8 ALL49841

    ALLSTAR PERFORMANCE

    $10.99
    When you're running high-flow fuel systems or complex forced induction setups, mismatched AN line sizes create restrictions and potential leak points. This Allstar Performance adapter lets you step down from -6 to -8 AN sizing without sacrificing...
    ALL49841
    SKU:
    ALL49841
    Availability:
    Ships Same Business Day
    Weight:
    0.45 LBS
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • AN Flare To ORB Adapter 1-1/16-12 (12) to -6 ALL49839

    Allstar Performance AN Flare To ORB Adapter 1-1/16-12 (12) to -6 ALL49839

    ALLSTAR PERFORMANCE

    $16.99
    When you're running high-pressure fuel, oil, or coolant systems, mismatched fittings create weak points that can fail under boost or sustained track conditions. This Allstar Performance AN adapter bridges the gap between 12 AN and 6 AN connections,...
    ALL49839
    SKU:
    ALL49839
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    $16.99
    Qty in Cart: 0
    Quantity:
    Price:
    $16.99
    Subtotal:
  • AN Flare To ORB Adapter 7/8-14 (-10) to -6 ALL49838

    Allstar Performance AN Flare To ORB Adapter 7/8-14 (-10) to -6 ALL49838

    ALLSTAR PERFORMANCE

    $13.99
    When you're running high-pressure fuel, oil, or coolant systems, hose size mismatches create leaks, pressure drops, and reliability issues. This Allstar Performance AN adapter solves that problem with a direct, leak-free connection between 10 AN and 6 AN...
    ALL49838
    SKU:
    ALL49838
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • AN Flare To ORB Adapter 3/4-16 (-8) to -6 ALL49837

    Allstar Performance AN Flare To ORB Adapter 3/4-16 (-8) to -6 ALL49837

    ALLSTAR PERFORMANCE

    $11.99
    When you're running multiple fuel line diameters or connecting different AN fittings across your fuel system, mismatched ports create unnecessary complexity and potential leak points. This Allstar Performance AN adapter bridges that gap with a...
    ALL49837
    SKU:
    ALL49837
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • AN Flare To ORB Adapter 9/16-18 (-6) to -6 ALL49836

    Allstar Performance AN Flare To ORB Adapter 9/16-18 (-6) to -6 ALL49836

    ALLSTAR PERFORMANCE

    $9.99
    When you're running high-pressure fuel or coolant systems, adapter fittings are critical connection points that demand precision and reliability. This Allstar adapter eliminates leaks and simplifies your plumbing by converting AN flare connections to...
    ALL49836
    SKU:
    ALL49836
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • AN Flare To ORB Adapter 7/8-14 (-10) to -4 ALL49834

    Allstar Performance AN Flare To ORB Adapter 7/8-14 (-10) to -4 ALL49834

    ALLSTAR PERFORMANCE

    $13.99
    When you're building a high-performance fuel or hydraulic system, mismatched fitting sizes can compromise flow, create leak points, and force costly workarounds. This Allstar Performance adapter bridges the gap between AN flare and ORB connections,...
    ALL49834
    SKU:
    ALL49834
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • AN Flare To ORB Adapter 3/4-16 (-8) to -4 ALL49833

    Allstar Performance AN Flare To ORB Adapter 3/4-16 (-8) to -4 ALL49833

    ALLSTAR PERFORMANCE

    $11.99
    When you're running different AN line sizes across your fuel, oil, or cooling system, adapter fittings aren't optional—they're essential. This Allstar Performance adapter delivers a reliable, leak-free connection between 3/4-16 (-8) and -4 AN lines...
    ALL49833
    SKU:
    ALL49833
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • AN Flare To ORB Adapter 9/16-18 (-6) to -4 ALL49832

    Allstar Performance AN Flare To ORB Adapter 9/16-18 (-6) to -4 ALL49832

    ALLSTAR PERFORMANCE

    $9.99
    When running multiple brake lines, fuel systems, or custom cooling circuits, proper fitting transitions are critical to system integrity and performance. This Allstar Performance AN adapter bridges the gap between 6 AN and 4 AN connections with a...
    ALL49832
    SKU:
    ALL49832
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • AN Flare To ORB Adapter 7/16-20 (-4) to -4 ALL49831

    Allstar Performance AN Flare To ORB Adapter 7/16-20 (-4) to -4 ALL49831

    ALLSTAR PERFORMANCE

    $9.99
    If you're running AN fuel or fluid lines in your race car or performance build, you need reliable adapters that won't leak under pressure. This Allstar Performance AN adapter converts 7/16-20 AN flare fittings to -4 ORB (O-Ring Boss) ports, making it...
    ALL49831
    SKU:
    ALL49831
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • AN Flare To ORB Adapter 3/8-24 (-3) to -4 ALL49830

    Allstar Performance AN Flare To ORB Adapter 3/8-24 (-3) to -4 ALL49830

    ALLSTAR PERFORMANCE

    $9.99
    When fuel lines, coolant hoses, or brake systems require a seamless transition between different AN fitting sizes, this adapter ensures leak-free connections without compromises. The straight-flow design minimizes turbulence and pressure drop, critical...
    ALL49830
    SKU:
    ALL49830
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • Female Union Aluminum 1/8in to 1/8in NPT ALL49785

    Allstar Performance Female Union Aluminum 1/8in to 1/8in NPT ALL49785

    ALLSTAR PERFORMANCE

    $5.69
    Fluid and pneumatic systems demand reliable connections at every junction—a single leak or loose fitting compromises performance and safety. The Allstar Performance Female Union provides a straightforward, leak-free solution for connecting two 1/8" NPT...
    ALL49785
    SKU:
    ALL49785
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    $5.69
    Qty in Cart: 0
    Quantity:
    Price:
    $5.69
    Subtotal:
  • Male Union Aluminum 1/4in to 1/4in NPT ALL49781

    Allstar Performance Male Union Aluminum 1/4in to 1/4in NPT ALL49781

    ALLSTAR PERFORMANCE

    $5.49
    Fluid and pneumatic lines demand reliable connections that won't fail under pressure or vibration. This Allstar Performance male union adapter provides a solid, leak-free junction for your fuel, coolant, or air systems—whether you're plumbing a custom...
    ALL49781
    SKU:
    ALL49781
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    $5.49
    Qty in Cart: 0
    Quantity:
    Price:
    $5.49
    Subtotal:
  • Male Union Aluminum 1/8in to 1/8in NPT ALL49780

    Allstar Performance Male Union Aluminum 1/8in to 1/8in NPT ALL49780

    ALLSTAR PERFORMANCE

    $4.99
    Reliable plumbing connections are fundamental to any precision fuel or pneumatic system, and this Allstar Performance union adapter ensures leak-free performance across your racing setup. The straight-through design eliminates unnecessary complexity...
    ALL49780
    SKU:
    ALL49780
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    $4.99
    Qty in Cart: 0
    Quantity:
    Price:
    $4.99
    Subtotal:
  • Reducer NPT 3/4in to 1/2in ALL49778

    Allstar Performance Reducer NPT 3/4in to 1/2in ALL49778

    ALLSTAR PERFORMANCE

    $11.99
    When you're building a custom fuel system, cooling loop, or pneumatic setup, mismatched port sizes create leaks, pressure drops, and wasted time troubleshooting. This Allstar Performance reducer fitting solves that problem with a straightforward 3/4" to...
    ALL49778
    SKU:
    ALL49778
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • Reducer NPT 3/4in to 3/8in ALL49777

    Allstar Performance Reducer NPT 3/4in to 3/8in ALL49777

    ALLSTAR PERFORMANCE

    $11.99
    When your fuel, oil, or coolant lines require a size transition, you need a fitting you can trust under pressure. This Allstar Performance reducer seamlessly adapts 3/4in NPT ports to 3/8in NPT connections, eliminating the need for custom fabrication or...
    ALL49777
    SKU:
    ALL49777
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • Reducer NPT 3/4in to 1/4in ALL49776

    Allstar Performance Reducer NPT 3/4in to 1/4in ALL49776

    ALLSTAR PERFORMANCE

    $11.99
    Proper fluid routing is critical in high-performance systems where space and precision matter equally. This Allstar Performance reducer fitting lets you downsize from larger 3/4" NPT lines to smaller 1/4" NPT connections without compromising flow...
    ALL49776
    SKU:
    ALL49776
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • Reducer NPT 1/2in to 3/8in ALL49775

    Allstar Performance Reducer NPT 1/2in to 3/8in ALL49775

    ALLSTAR PERFORMANCE

    $7.99
    When you're running a custom fuel system, brake line setup, or pneumatic circuit, thread mismatches can force you into expensive fabrication or unreliable adapters. This Allstar Performance reducer gives you a straightforward solution to step down from...
    ALL49775
    SKU:
    ALL49775
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Reducer NPT 1/2in to 1/4in ALL49774

    Allstar Performance Reducer NPT 1/2in to 1/4in ALL49774

    ALLSTAR PERFORMANCE

    $7.99
    When you're building or modifying a fuel system, cooling circuit, or pneumatic setup, port sizing matters. This Allstar Performance reducer fitting lets you step down from 1/2in NPT to 1/4in NPT with a single, reliable component—eliminating the need for...
    ALL49774
    SKU:
    ALL49774
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Reducer NPT 1/2in to 1/8in ALL49773

    Allstar Performance Reducer NPT 1/2in to 1/8in ALL49773

    ALLSTAR PERFORMANCE

    $7.99
    Precise fluid and pneumatic system routing demands reliable adapters that won't compromise performance or leak under pressure. This Allstar Performance reducer gives you clean NPT-to-NPT downsizing in a compact, durable package—essential for custom fuel,...
    ALL49773
    SKU:
    ALL49773
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Total: items /

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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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