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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 90 Male > Female Swi  EAR921110ERL

    Earls #10 90 Male > Female Swi 921110ERL

    EARLS

    $54.59
    Fluid line routing demands precision—cramped engine bays and tight component layouts require adapters that change direction without sacrificing flow or reliability. This Earls 90-degree adapter eliminates awkward bends in your hard lines, protecting...
    EAR921110ERL
    SKU:
    EAR921110ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    921110ERL
    $54.59
    Qty in Cart: 0
    Quantity:
    Price:
    $54.59
    Subtotal:
  • #8 90 Male > Female Swiv  EAR921108ERL

    Earls #8 90 Male > Female Swiv 921108ERL

    EARLS

    $40.20
    Fluid line routing in high-performance applications demands precision fittings that won't leak under pressure. This Earl's 90-degree adapter gives you the directional flexibility to navigate tight engine bays and custom plumbing layouts without...
    EAR921108ERL
    SKU:
    EAR921108ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    921108ERL
    $40.20
    Qty in Cart: 0
    Quantity:
    Price:
    $40.20
    Subtotal:
  • #6 90 Male > Female Swiv  EAR921106ERL

    Earls #6 90 Male > Female Swiv 921106ERL

    EARLS

    $28.71
    When you're running high-pressure fuel or coolant lines, fitting orientation matters—this 90-degree adapter lets you route hoses exactly where you need them without kinks or strain. The swivel design accommodates vibration and thermal expansion,...
    EAR921106ERL
    SKU:
    EAR921106ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    921106ERL
    $28.71
    Qty in Cart: 0
    Quantity:
    Price:
    $28.71
    Subtotal:
  • #4 90 Male > Female Swiv  EAR921104ERL

    Earls #4 90 Male > Female Swiv 921104ERL

    EARLS

    $28.71
    When you're routing high-pressure fuel or coolant lines through tight engine bays, standard fittings just don't cut it. This Earls 90-degree adapter gives you the directional flexibility to navigate around headers, intake manifolds, and other obstacles...
    EAR921104ERL
    SKU:
    EAR921104ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    921104ERL
    $28.71
    Qty in Cart: 0
    Quantity:
    Price:
    $28.71
    Subtotal:
  • #3 90 Male > Female Swiv  EAR921103ERL

    Earls #3 90 Male > Female Swiv 921103ERL

    EARLS

    $38.37
    When you're running tight fuel or coolant lines through a confined engine bay, routing flexibility is everything. This Earl's 90-degree adapter lets you change line direction without kinking or pinching hoses, maintaining consistent flow and system...
    EAR921103ERL
    SKU:
    EAR921103ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    921103ERL
    $38.37
    Qty in Cart: 0
    Quantity:
    Price:
    $38.37
    Subtotal:
  • #8 Female An To 3/8in Npt EAR916108ERL

    Earls #8 Female An To 3/8in Npt 916108ERL

    EARLS

    $20.07
    When you're running high-pressure fuel, coolant, or hydraulic lines, mismatched fitting sizes create leaks and system failures. This Earls adapter bridges the gap between AN and NPT thread standards, giving you a reliable solution for custom fuel system...
    EAR916108ERL
    SKU:
    EAR916108ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    916108ERL
    $20.07
    Qty in Cart: 0
    Quantity:
    Price:
    $20.07
    Subtotal:
  • #6 Female An To 1/4in Npt EAR916106ERL

    Earls #6 Female An To 1/4in Npt 916106ERL

    EARLS

    $17.22
    When you're running a fuel system, cooling circuit, or fluid line that bridges -6 AN and 1/4" NPT ports, this adapter eliminates the guesswork and guarantees a leak-free connection. The swivel female end accepts your AN hose while the NPT male threads...
    EAR916106ERL
    SKU:
    EAR916106ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    916106ERL
    $17.22
    Qty in Cart: 0
    Quantity:
    Price:
    $17.22
    Subtotal:
  • #4 Female An To 1/8in Npt EAR916104ERL

    Earls #4 Female An To 1/8in Npt 916104ERL

    EARLS

    $17.22
    When you're building custom fluid lines for forced induction, fuel systems, or cooling loops, you need adapters that won't leak under pressure. This Earls #4 Female AN to 1/8in NPT fitting bridges the gap between industry-standard AN plumbing and NPT...
    EAR916104ERL
    SKU:
    EAR916104ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MFG Part #:
    916104ERL
    $17.22
    Qty in Cart: 0
    Quantity:
    Price:
    $17.22
    Subtotal:
  • #3 Female An To 1/8in Npt EAR916103ERL

    Earls #3 Female An To 1/8in Npt 916103ERL

    EARLS

    $21.53
    When you're running fluid lines in a high-performance setup, mismatched fittings create leaks, pressure drops, and wasted horsepower. This Earls adapter bridges the gap between AN and NPT systems, giving you a reliable, sealed connection without custom...
    EAR916103ERL
    SKU:
    EAR916103ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    916103ERL
    $21.53
    Qty in Cart: 0
    Quantity:
    Price:
    $21.53
    Subtotal:
  • #8 To #6 Female Swivel  EAR915186ERL

    Earls #8 To #6 Female Swivel 915186ERL

    EARLS

    $17.20
    When you're running custom fuel, coolant, or brake lines in a tight engine bay, adapter fittings are non-negotiable. This Earls swivel adapter lets you step down from #8 AN to #6 AN without sacrificing flow or introducing leaks—essential for cleanly...
    EAR915186ERL
    SKU:
    EAR915186ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MFG Part #:
    915186ERL
    $17.20
    Qty in Cart: 0
    Quantity:
    Price:
    $17.20
    Subtotal:
  • #10 Female Swivel  EAR915110ERL

    Earls #10 Female Swivel 915110ERL

    EARLS

    $21.50
    When you're running a tight fuel or coolant line setup, adapter fittings are non-negotiable—they eliminate unnecessary hose runs, reduce leak points, and keep your plumbing clean and organized. The Earls #10 Female Swivel delivers the reliability you...
    EAR915110ERL
    SKU:
    EAR915110ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.50 LBS
    MFG Part #:
    915110ERL
    $21.50
    Qty in Cart: 0
    Quantity:
    Price:
    $21.50
    Subtotal:
  • #8 Female Swivel  EAR915108ERL

    Earls #8 Female Swivel 915108ERL

    EARLS

    $17.21
    When building or maintaining a high-performance fuel system, hydraulic line, or custom fluid circuit, connection reliability is non-negotiable. The Earls #8 Female Swivel 915108ERL provides a secure, leak-free union between two 8 AN female ports, with a...
    EAR915108ERL
    SKU:
    EAR915108ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    915108ERL
    $17.21
    Qty in Cart: 0
    Quantity:
    Price:
    $17.21
    Subtotal:
  • #6 Female Swivel  EAR915106ERL

    Earls #6 Female Swivel 915106ERL

    EARLS

    $14.28
    When you're routing high-pressure fuel or coolant lines through a tight engine bay, directional changes matter—and a quality swivel fitting ensures your lines stay secure without binding or leaking. The Earls #6 Female Swivel gives you the flexibility to...
    EAR915106ERL
    SKU:
    EAR915106ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    915106ERL
    $14.28
    Qty in Cart: 0
    Quantity:
    Price:
    $14.28
    Subtotal:
  • #3an Female To #3 Female  EAR915103ERL

    Earls #3an Female To #3 Female 915103ERL

    EARLS

    $15.79
    When you're building a fuel, coolant, or brake system, proper line routing and connection points matter. This Earls adapter gives you the flexibility to transition between #3 AN female ports without compromising flow integrity or requiring additional...
    EAR915103ERL
    SKU:
    EAR915103ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    915103ERL
    $15.79
    Qty in Cart: 0
    Quantity:
    Price:
    $15.79
    Subtotal:
  • #8 180 Deg. Swivel Seal  EAR818008ERL

    Earls #8 180 Deg. Swivel Seal 818008ERL

    EARLS

    $54.59
    Proper hose routing and leak-free connections are non-negotiable in high-performance applications, whether you're running fuel, coolant, or oil systems. This Earls swivel-seal fitting eliminates the risk of hose kinking and connection failure by allowing...
    EAR818008ERL
    SKU:
    EAR818008ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    818008ERL
    $54.59
    Qty in Cart: 0
    Quantity:
    Price:
    $54.59
    Subtotal:
  • #16 120 Deg. Swivel  EAR812016ERL

    Earls #16 120 Deg. Swivel 812016ERL

    EARLS

    $97.55
    Precision hose routing demands fittings that won't compromise flow or fail under pressure. The Earls #16 120° Swivel delivers the directional flexibility your high-performance fuel, oil, or coolant system needs, while the swivel-seal design eliminates...
    EAR812016ERL
    SKU:
    EAR812016ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MFG Part #:
    812016ERL
    Qty in Cart: 0
    Quantity:
    Price:
    $97.55
    Subtotal:
  • #12 120 Deg. Swivel Seal  EAR812012ERL

    Earls #12 120 Deg. Swivel Seal 812012ERL

    EARLS

    $70.45
    Proper AN hose connections are critical to maintaining system integrity under high pressure and extreme engine conditions. This Earl's swivel-seal fitting eliminates common leak points by allowing controlled articulation without compromising flow or...
    EAR812012ERL
    SKU:
    EAR812012ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.40 LBS
    MFG Part #:
    812012ERL
    $70.45
    Qty in Cart: 0
    Quantity:
    Price:
    $70.45
    Subtotal:
  • #10 120 Deg. Swivel Seal  EAR812010ERL

    Earls #10 120 Deg. Swivel Seal 812010ERL

    EARLS

    $57.59
    Fluid system reliability hinges on secure, leak-free connections—and this Earls swivel seal delivers exactly that. The 120-degree design accommodates tight engine bay layouts while the aluminum construction resists corrosion in demanding environments...
    EAR812010ERL
    SKU:
    EAR812010ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    812010ERL
    $57.59
    Qty in Cart: 0
    Quantity:
    Price:
    $57.59
    Subtotal:
  • #8 120 Deg. Swivel Seal  EAR812008ERL

    Earls #8 120 Deg. Swivel Seal 812008ERL

    EARLS

    $49.95
    Fluid routing integrity is non-negotiable in high-performance applications, and a quality swivel seal fitting eliminates connection failures and leaks at critical junction points. This Earls #8 120-degree swivel seal accommodates tight engine bay layouts...
    EAR812008ERL
    SKU:
    EAR812008ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    812008ERL
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • #6 120 Deg. Swivel Seal  EAR812006ERL

    Earls #6 120 Deg. Swivel Seal 812006ERL

    EARLS

    $42.64
    If you're running a fuel system, coolant line, or hydraulic circuit at high flow rates, fitting orientation matters—and the Earls #6 120 Deg. Swivel Seal gives you the flexibility to route hoses where they need to go without kinks or stress. The swivel...
    EAR812006ERL
    SKU:
    EAR812006ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    812006ERL
    $42.64
    Qty in Cart: 0
    Quantity:
    Price:
    $42.64
    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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