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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
  • #6 Race Rite Hose End Fitting Straight FRG2500106

    Fragola #6 Race Rite Hose End Fitting Straight 2500106

    FRAGOLA

    $8.49
    Fuel system reliability under sustained high-RPM conditions depends on fittings that can handle pressure spikes without leaking or failing. The Fragola Race Rite Hose End Fitting delivers the precision engineering and material quality required in...
    FRG2500106
    SKU:
    FRG2500106
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    $8.49
    Qty in Cart: 0
    Quantity:
    Price:
    $8.49
    Subtotal:
  • #12 Replacement Olive For Race Rite Hose End FRG2500012

    Fragola #12 Replacement Olive For Race Rite Hose End 2500012

    FRAGOLA

    $5.49
    If you're running Race-Rite hose ends in your fuel, oil, or coolant lines, a worn or damaged olive (compression ferrule) will compromise your system's integrity and leak under pressure. This Fragola replacement olive restores a reliable seal without...
    FRG2500012
    SKU:
    FRG2500012
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    $5.49
    Qty in Cart: 0
    Quantity:
    Price:
    $5.49
    Subtotal:
  • #8 Replacement Olive For Race Rite Hose End FRG2500008

    Fragola #8 Replacement Olive For Race Rite Hose End 2500008

    FRAGOLA

    $4.49
    Hose fittings wear out—especially under the extreme pressures of racing fuel systems and high-performance hydraulics. This Fragola replacement olive restores a secure, leak-free seal on your Race-Rite hose ends without replacing the entire assembly. It's...
    FRG2500008
    SKU:
    FRG2500008
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    $4.49
    Qty in Cart: 0
    Quantity:
    Price:
    $4.49
    Subtotal:
  • #6 Replacement Olive For Race Rite Hose End FRG2500006

    Fragola #6 Replacement Olive For Race Rite Hose End 2500006

    FRAGOLA

    $2.49
    A worn or damaged olive ferrule in your Race Rite hose end assembly compromises your entire fuel or fluid delivery system—leaks, inconsistent pressure, and potential safety issues follow. This Fragola replacement olive restores a proper seal and...
    FRG2500006
    SKU:
    FRG2500006
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    $2.49
    Qty in Cart: 0
    Quantity:
    Price:
    $2.49
    Subtotal:
  • Hose Fitting #6 90 Deg Push Lock FRG209006

    Fragola Hose Fitting #6 90 Deg Push Lock 209006

    FRAGOLA

    $17.99
    Reliable hydraulic and fuel system connections demand fittings that won't leak under pressure or vibration. The Fragola 6 AN 90-degree push-lock fitting delivers a secure, reusable connection without the need for hose clamps or constant re-torquing...
    FRG209006
    SKU:
    FRG209006
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    $17.99
    Qty in Cart: 0
    Quantity:
    Price:
    $17.99
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  • 20an 90-Degree Hose End Black FRG109020-BL

    Fragola 20an 90-Degree Hose End Black 109020-BL

    FRAGOLA

    $63.99
    If you're running high-flow fuel, oil, or coolant lines in your race car or custom build, you need fittings that won't leak under pressure. The Fragola 20AN 90-degree hose end delivers the directional flow control you need without compromising on...
    FRG109020-BL
    SKU:
    FRG109020-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.70 LBS
    $63.99
    Qty in Cart: 0
    Quantity:
    Price:
    $63.99
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  • #16 x 90 Power Flow Hose End Black FRG109016-BL

    Fragola #16 x 90 Power Flow Hose End Black 109016-BL

    FRAGOLA

    $47.99
    A quality hose end fitting is the backbone of any high-pressure fuel, oil, or coolant system—cheap fittings fail, leak, and can cost you a race or your engine. The Fragola #16 Power Flow delivers the reliability you need with a 90-degree swivel design...
    FRG109016-BL
    SKU:
    FRG109016-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.60 LBS
    $47.99
    Qty in Cart: 0
    Quantity:
    Price:
    $47.99
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  • #6 x 90 Power Flow Hose End Black FRG109006-BL

    Fragola #6 x 90 Power Flow Hose End Black 109006-BL

    FRAGOLA

    $16.99
    Fragola's Power Flow hose ends deliver reliable, leak-free connections in high-flow fuel, oil, and coolant systems where precision matters. This 90-degree fitting accommodates tight engine bay layouts while maintaining full flow capacity, making it...
    FRG109006-BL
    SKU:
    FRG109006-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $16.99
    Qty in Cart: 0
    Quantity:
    Price:
    $16.99
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  • #4 x 90 Power Flow Hose End Black FRG109004-BL

    Fragola #4 x 90 Power Flow Hose End Black 109004-BL

    FRAGOLA

    $19.99
    When you're building a fuel, oil, or coolant system that demands reliability under sustained boost or high RPM conditions, fitting integrity is non-negotiable. The Fragola #4 x 90 Power Flow Hose End delivers the precision engineering and corrosion...
    FRG109004-BL
    SKU:
    FRG109004-BL
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $19.99
    Subtotal:
  • #6 to  16MMx1.5 Adapter Fitting Power Steering EARAT991955ERL

    Earls #6 to 16MMx1.5 Adapter Fitting Power Steering AT991955ERL

    EARLS

    $18.68
    When you're running a custom power steering setup or integrating aftermarket hydraulic components, proper fitment is non-negotiable. This Earls adapter fitting bridges the gap between -6 AN male and metric 16 mm x 1.5 male O-ring connections, eliminating...
    EARAT991955ERL
    SKU:
    EARAT991955ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    $18.68
    Qty in Cart: 0
    Quantity:
    Price:
    $18.68
    Subtotal:
  • 1/8in NPT 90 Degree Adapter Fitting Ano-Tuff EARAT991401ERL

    Earls 1/8in NPT 90 Degree Adapter Fitting Ano-Tuff AT991401ERL

    EARLS

    $24.38
    Fluid line routing in high-performance applications demands fittings that won't compromise flow or durability. This Earls 90-degree adapter eliminates awkward line angles and reduces fitting stress points in tight engine bays or custom plumbing setups...
    EARAT991401ERL
    SKU:
    EARAT991401ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    $24.38
    Qty in Cart: 0
    Quantity:
    Price:
    $24.38
    Subtotal:
  • 90 Deg #3 > 1/8 Npt Adpt Ano-Tuff EARAT982203ERL

    Earls 90 Deg #3 > 1/8 Npt Adpt Ano-Tuff AT982203ERL

    EARLS

    $15.79
    When routing fluid lines through tight engine bays or custom fabrication projects, adapter fittings are non-negotiable—they ensure leak-free connections between different port standards. This Earls 90-degree adapter bridges AN and NPT threading with...
    EARAT982203ERL
    SKU:
    EARAT982203ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.02 LBS
    $15.79
    Qty in Cart: 0
    Quantity:
    Price:
    $15.79
    Subtotal:
  • Swivel Coupling Fitting 20an Female Straight EARAT915120ERL

    Earls Swivel Coupling Fitting 20an Female Straight AT915120ERL

    EARLS

    $88.55
    Fluid line routing demands reliability and flexibility—this Earls swivel coupling gives you both. The 20 AN female-to-female straight design eliminates adapter clutter while the swivel connection accommodates vibration and thermal expansion without...
    EARAT915120ERL
    SKU:
    EARAT915120ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    $88.55
    Qty in Cart: 0
    Quantity:
    Price:
    $88.55
    Subtotal:
  • #10 60 Deg Hose End Black EARAT806110ERL

    Earls #10 60 Deg Hose End Black AT806110ERL

    EARLS

    $48.74
    Fluid line connections demand precision under pressure—whether you're running fuel injection, coolant circuits, or custom cooling loops. This Earls hose end eliminates leaks and vibration with a swivel design that accommodates hose routing angles without...
    EARAT806110ERL
    SKU:
    EARAT806110ERL
    Availability:
    Ships Same Business Day
    Weight:
    3.18 LBS
    Qty in Cart: 0
    Quantity:
    Price:
    $48.74
    Subtotal:
  • #16 Auto-Crimp Collar Black EARAT798163ERL

    Earls #16 Auto-Crimp Collar Black AT798163ERL

    EARLS

    $3.77
    If you're running a serious fuel system, cooling loop, or hydraulic line, a quality crimp collar is non-negotiable—it's the difference between a sealed connection and a catastrophic leak at speed. The Earls #16 Auto-Crimp Collar delivers the precision...
    EARAT798163ERL
    SKU:
    EARAT798163ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    $3.77
    Qty in Cart: 0
    Quantity:
    Price:
    $3.77
    Subtotal:
  • #12 Auto-Crimp Collar Black EARAT798123ERL

    Earls #12 Auto-Crimp Collar Black AT798123ERL

    EARLS

    $2.07
    Building a reliable fuel or hydraulic line system demands fittings you can trust under pressure and repeated cycles. The Earls #12 Auto-Crimp Collar delivers consistent, leak-free connections with zero guesswork—simply insert your hose, crimp, and move...
    EARAT798123ERL
    SKU:
    EARAT798123ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.01 LBS
    $2.07
    Qty in Cart: 0
    Quantity:
    Price:
    $2.07
    Subtotal:
  • #6 Auto-Crimp Collar Black EARAT798063ERL

    Earls #6 Auto-Crimp Collar Black AT798063ERL

    EARLS

    $3.77
    Reliable hose connections are non-negotiable in high-performance applications where fluid integrity directly impacts engine safety and efficiency. The Earls #6 Auto-Crimp Collar eliminates guesswork during hose assembly, delivering consistent, leak-free...
    EARAT798063ERL
    SKU:
    EARAT798063ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    $3.77
    Qty in Cart: 0
    Quantity:
    Price:
    $3.77
    Subtotal:
  • Gauge Adapter Fitting 4an Male to 4an Female EARAT100201ERL

    Earls Gauge Adapter Fitting 4an Male to 4an Female AT100201ERL

    EARLS

    $25.55
    If you're running forced induction or a high-pressure fuel system, you need a reliable way to monitor real-time pressure without sacrificing flow or introducing weak points in your line. The Earls Gauge Adapter Fitting provides a clean, direct port for...
    EARAT100201ERL
    SKU:
    EARAT100201ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    $25.55
    Qty in Cart: 0
    Quantity:
    Price:
    $25.55
    Subtotal:
  • #6 Ano-Tuff Male to #6 Female Gauge Adapter EARAT100199ERL

    Earls #6 Ano-Tuff Male to #6 Female Gauge Adapter AT100199ERL

    EARLS

    $21.71
    If you're running fuel, oil, or coolant lines in a performance application, you need a reliable gauge adapter that won't leak under pressure or fail during critical moments on track. The Earls AT100199ERL delivers a clean, straight-shot solution for...
    EARAT100199ERL
    SKU:
    EARAT100199ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    $21.71
    Qty in Cart: 0
    Quantity:
    Price:
    $21.71
    Subtotal:
  • #6 Ano-Tuff Fuel Press. Gauge Adapter Fitting EARAT100194ERL

    Earls #6 Ano-Tuff Fuel Press. Gauge Adapter Fitting AT100194ERL

    EARLS

    $25.84
    If you're running a fuel system that demands precision monitoring, you need a reliable adapter that won't compromise your gauge readings or system integrity. This Earls Ano-Tuff fitting bridges the gap between your fuel rail's NPT port and your 6 AN fuel...
    EARAT100194ERL
    SKU:
    EARAT100194ERL
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    $25.84
    Qty in Cart: 0
    Quantity:
    Price:
    $25.84
    Subtotal:
  • Total: items /

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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

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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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