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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
  • Swivel Coupling Fitting 12an Female Straight EARAT915112ERL

    Earls Swivel Coupling Fitting 12an Female Straight AT915112ERL

    EARLS

    $33.48
    Fluid line routing demands precision and reliability, especially in high-performance applications where vibration and pressure cycles are relentless. This Earl's swivel coupling fitting eliminates the need for multiple adapters and reduces stress...
    EARAT915112ERL
    SKU:
    EARAT915112ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    AT915112ERL
    Qty in Cart: 0
    Quantity:
    Price:
    $33.48
    Subtotal:
  • Swivel Coupling Fitting 10an Female Straight EARAT915110ERL

    Earls Swivel Coupling Fitting 10an Female Straight AT915110ERL

    EARLS

    $22.97
    Fluid line routing demands precision, and this Earls swivel coupling fitting delivers exactly that. The dual female swivel design eliminates stress on your hard lines by allowing natural alignment and vibration absorption—critical for high-performance...
    EARAT915110ERL
    SKU:
    EARAT915110ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    AT915110ERL
    $22.97
    Qty in Cart: 0
    Quantity:
    Price:
    $22.97
    Subtotal:
  • Swivel Coupling Fitting 8an Female Straight EARAT915108ERL

    Earls Swivel Coupling Fitting 8an Female Straight AT915108ERL

    EARLS

    $18.66
    Fluid line flexibility is critical in high-performance applications where vibration, thermal expansion, and component movement can compromise system integrity. This swivel coupling fitting eliminates stress on rigid connections by allowing controlled...
    EARAT915108ERL
    SKU:
    EARAT915108ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    AT915108ERL
    $18.66
    Qty in Cart: 0
    Quantity:
    Price:
    $18.66
    Subtotal:
  • Swivel Coupling Fitting 6an Female Straight EARAT915106ERL

    Earls Swivel Coupling Fitting 6an Female Straight AT915106ERL

    EARLS

    $14.31
    Fluid line connections demand reliability under pressure, and this Earls swivel coupling fitting eliminates guesswork with its 6AN female-to-female straight design. The swivel construction allows for precision alignment without over-torquing, reducing...
    EARAT915106ERL
    SKU:
    EARAT915106ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MFG Part #:
    AT915106ERL
    $14.31
    Qty in Cart: 0
    Quantity:
    Price:
    $14.31
    Subtotal:
  • Swivel Coupling Fitting 4an Female Straight EARAT915104ERL

    Earls Swivel Coupling Fitting 4an Female Straight AT915104ERL

    EARLS

    $15.76
    Fluid line systems demand precision fittings that won't leak under pressure. This Earls swivel coupling eliminates the headache of rigid connections by allowing controlled flex and rotation, reducing installation stress on your hoses and fittings...
    EARAT915104ERL
    SKU:
    EARAT915104ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    MFG Part #:
    AT915104ERL
    $15.76
    Qty in Cart: 0
    Quantity:
    Price:
    $15.76
    Subtotal:
  • Swivel Coupling Fitting 3an Female Straight EARAT915103ERL

    Earls Swivel Coupling Fitting 3an Female Straight AT915103ERL

    EARLS

    $18.68
    Fluid line connections demand reliability, and swivel fittings eliminate the guesswork by allowing hose rotation without twisting the line itself. This Earls coupling is essential for custom fuel, oil, and coolant systems where rigid connections would...
    EARAT915103ERL
    SKU:
    EARAT915103ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    AT915103ERL
    $18.68
    Qty in Cart: 0
    Quantity:
    Price:
    $18.68
    Subtotal:
  • #10 180 Deg. Ano-Tuff Hose Fitting EARAT818010ERL

    Earls #10 180 Deg. Ano-Tuff Hose Fitting AT818010ERL

    EARLS

    $57.59
    Fluid line integrity is critical in high-performance racing applications, and inferior fittings can fail catastrophically under pressure. The Earls #10 180 Deg. Ano-Tuff Hose Fitting delivers reliable, leak-free connections with a swivel-seal design that...
    EARAT818010ERL
    SKU:
    EARAT818010ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    AT818010ERL
    $57.59
    Qty in Cart: 0
    Quantity:
    Price:
    $57.59
    Subtotal:
  • #8 180 Deg Ano-Tuff Hose End EARAT818008ERL

    Earls #8 180 Deg Ano-Tuff Hose End AT818008ERL

    EARLS

    $51.19
    Clean, leak-free hydraulic and fuel system connections are non-negotiable in high-performance racing. This Earls #8 180-degree hose end delivers precision fitment with its swivel-seal design, eliminating the guesswork and potential failures from poor...
    EARAT818008ERL
    SKU:
    EARAT818008ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    AT818008ERL
    $51.19
    Qty in Cart: 0
    Quantity:
    Price:
    $51.19
    Subtotal:
  • #6 180 Deg Ano-Tuff Hose End EARAT818006ERL

    Earls #6 180 Deg Ano-Tuff Hose End AT818006ERL

    EARLS

    $48.74
    If you're running a high-performance fuel, oil, or coolant system, hose integrity and fitting reliability are non-negotiable. This Earls 180-degree hose end delivers precision-engineered flow direction changes without compromising pressure ratings or...
    EARAT818006ERL
    SKU:
    EARAT818006ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    AT818006ERL
    $48.74
    Qty in Cart: 0
    Quantity:
    Price:
    $48.74
    Subtotal:
  • #12 120 Deg Ano-Tuff Hose End EARAT812012ERL

    Earls #12 120 Deg Ano-Tuff Hose End AT812012ERL

    EARLS

    $64.05
    Proper hose termination is critical for reliability in high-performance fuel, coolant, and brake systems. This Earls swivel hose end eliminates guesswork with its proven Ano-Tuff construction and precision 120-degree angle, ensuring leak-free connections...
    EARAT812012ERL
    SKU:
    EARAT812012ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.80 LBS
    MFG Part #:
    AT812012ERL
    Qty in Cart: 0
    Quantity:
    Price:
    $64.05
    Subtotal:
  • #10 120 Deg Ano-Tuff Hose End EARAT812010ERL

    Earls #10 120 Deg Ano-Tuff Hose End AT812010ERL

    EARLS

    $57.59
    When you're running high-pressure fuel, oil, or coolant systems, hose end integrity directly impacts reliability and safety. The Earls #10 120 Deg Ano-Tuff Hose End delivers a precision-engineered connection that won't fail under demanding track...
    EARAT812010ERL
    SKU:
    EARAT812010ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    AT812010ERL
    $57.59
    Qty in Cart: 0
    Quantity:
    Price:
    $57.59
    Subtotal:
  • #8 120 Deg Ano-Tuff Hose End EARAT812008ERL

    Earls #8 120 Deg Ano-Tuff Hose End AT812008ERL

    EARLS

    $49.95
    Precision fluid routing is critical in high-performance applications, and a quality hose end fitting directly impacts system reliability and leak prevention. The Earls #8 120 Deg Ano-Tuff delivers the durability and secure connection you need for fuel,...
    EARAT812008ERL
    SKU:
    EARAT812008ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    AT812008ERL
    $49.95
    Qty in Cart: 0
    Quantity:
    Price:
    $49.95
    Subtotal:
  • #6 120 Deg Ano-Tuff Hose End EARAT812006ERL

    Earls #6 120 Deg Ano-Tuff Hose End AT812006ERL

    EARLS

    $48.74
    Reliable fluid line connections are non-negotiable in high-performance applications, and this Earls hose end delivers exactly that. The swivel-seal design eliminates leaks while the 120-degree angle provides optimal routing around tight engine bays and...
    EARAT812006ERL
    SKU:
    EARAT812006ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    AT812006ERL
    $48.74
    Qty in Cart: 0
    Quantity:
    Price:
    $48.74
    Subtotal:
  • #16 90 Deg Ano-Tuff Hose End EARAT809116ERL

    Earls #16 90 Deg Ano-Tuff Hose End AT809116ERL

    EARLS

    $80.45
    Fluid transfer systems demand reliability under pressure, and this Earls hose end delivers exactly that with zero margin for error. The swivel-seal design eliminates common leak points while the 90-degree configuration navigates tight engine bays and...
    EARAT809116ERL
    SKU:
    EARAT809116ERL
    Availability:
    Ships Same Business Day
    Weight:
    1.20 LBS
    MFG Part #:
    AT809116ERL
    $80.45
    Qty in Cart: 0
    Quantity:
    Price:
    $80.45
    Subtotal:
  • #12 90 Deg Ano-Tuff Hose End EARAT809112ERL

    Earls #12 90 Deg Ano-Tuff Hose End AT809112ERL

    EARLS

    $65.25
    If you're building a high-performance fuel, coolant, or hydraulic system, you need hose fittings that won't leak under pressure. The Earls #12 90 Deg Ano-Tuff Hose End delivers reliable, leak-free connections with its swivel-seal design, allowing for...
    EARAT809112ERL
    SKU:
    EARAT809112ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MFG Part #:
    AT809112ERL
    $65.25
    Qty in Cart: 0
    Quantity:
    Price:
    $65.25
    Subtotal:
  • #10 90 Deg Ano-Tuff Hose End EARAT809110ERL

    Earls #10 90 Deg Ano-Tuff Hose End AT809110ERL

    EARLS

    $58.69
    If you're running a high-performance fuel, coolant, or brake system, reliable hose connections are non-negotiable. This Earls #10 90-degree hose end delivers the precision fit and durability required in competitive racing and demanding street...
    EARAT809110ERL
    SKU:
    EARAT809110ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    AT809110ERL
    $58.69
    Qty in Cart: 0
    Quantity:
    Price:
    $58.69
    Subtotal:
  • #8 90 Deg Ano-Tuff Hose End EARAT809108ERL

    Earls #8 90 Deg Ano-Tuff Hose End AT809108ERL

    EARLS

    $48.74
    A quality hose end fitting is fundamental to any high-performance fuel, oil, or coolant system—poor fitment or inferior materials lead to leaks, pressure loss, and catastrophic engine failure. The Earls #8 90 Deg Ano-Tuff delivers the precision...
    EARAT809108ERL
    SKU:
    EARAT809108ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    MFG Part #:
    AT809108ERL
    $48.74
    Qty in Cart: 0
    Quantity:
    Price:
    $48.74
    Subtotal:
  • #6 90 Deg Ano-Tuff Hose End EARAT809106ERL

    Earls #6 90 Deg Ano-Tuff Hose End AT809106ERL

    EARLS

    $48.74
    Reliable hose connections are non-negotiable in high-performance applications where pressure spikes and vibration can compromise system integrity. The Earls #6 90 Deg Ano-Tuff Hose End delivers precision engineering with its swivel-seal design,...
    EARAT809106ERL
    SKU:
    EARAT809106ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MFG Part #:
    AT809106ERL
    $48.74
    Qty in Cart: 0
    Quantity:
    Price:
    $48.74
    Subtotal:
  • #16 90 Deg Ano-Tuff Hose End - Low Profile EARAT809016ERL

    Earls #16 90 Deg Ano-Tuff Hose End - Low Profile AT809016ERL

    EARLS

    $89.65
    The Earls #16 90 Deg Ano-Tuff Hose End delivers the reliability and precision fit that serious racers and high-performance builders demand. Its low-profile design and swivel-seal construction eliminate common leak points while maintaining optimal...
    EARAT809016ERL
    SKU:
    EARAT809016ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.85 LBS
    MFG Part #:
    AT809016ERL
    $89.65
    Qty in Cart: 0
    Quantity:
    Price:
    $89.65
    Subtotal:
  • #12 90 Deg Ano-Tuff Hose End - Low Profile EARAT809012ERL

    Earls #12 90 Deg Ano-Tuff Hose End - Low Profile AT809012ERL

    EARLS

    $64.05
    High-performance fuel, oil, and coolant systems demand fittings that won't leak under pressure or vibration. Earls' Ano-Tuff hose ends deliver reliable, leak-free connections with their proven swivel-seal design, while the 90-degree low-profile...
    EARAT809012ERL
    SKU:
    EARAT809012ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    MFG Part #:
    AT809012ERL
    $64.05
    Qty in Cart: 0
    Quantity:
    Price:
    $64.05
    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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