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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
  • #12 Flare Cap  XRP992912

    XRP #12 Flare Cap XRP992912

    XRP-XTREME RACING PROD.

    $9.99
    A quality flare cap is essential for protecting your fuel system or fluid lines from contamination and leakage during high-performance driving. The XRP #12 Flare Cap delivers reliable sealing with a precision-engineered aluminum design that resists...
    XRP992912
    SKU:
    XRP992912
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    992912
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • #8 Flare Cap  XRP992908

    XRP #8 Flare Cap XRP992908

    XRP-XTREME RACING PROD.

    $6.79
    Fluid line systems demand precision fittings that won't leak under pressure or corrode over time. The XRP #8 Flare Cap delivers both reliability and durability with a clean, anodized finish that resists oxidation in high-heat engine bays. Whether you're...
    XRP992908
    SKU:
    XRP992908
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    992908
    Qty in Cart: 0
    Quantity:
    Price:
    $6.79
    Subtotal:
  • `-8m To -6m Flare Rdcr  XRP991912

    XRP `-8m To -6m Flare Rdcr XRP991912

    XRP-XTREME RACING PROD.

    $8.99
    When you're running high-flow fuel or coolant systems, you need fittings that reliably handle the transition between different line sizes without compromise. This XRP adapter eliminates the need for custom fabrication by providing a clean, bolt-on...
    XRP991912
    SKU:
    XRP991912
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    991912
    $8.99
    Qty in Cart: 0
    Quantity:
    Price:
    $8.99
    Subtotal:
  • `-6m To -4m Flare Rdcr  XRP991906

    XRP `-6m To -4m Flare Rdcr XRP991906

    XRP-XTREME RACING PROD.

    $6.89
    When you're running high-flow fuel or coolant systems, mismatched AN line sizes create unnecessary complexity and potential leak points. This XRP adapter eliminates that headache by seamlessly converting -6 AN male ports to -4 AN male fittings, letting...
    XRP991906
    SKU:
    XRP991906
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    991906
    Qty in Cart: 0
    Quantity:
    Price:
    $6.89
    Subtotal:
  • 1/8 Female Pipe Tee  XRP991701

    XRP 1/8 Female Pipe Tee XRP991701

    XRP-XTREME RACING PROD.

    $18.49
    The XRP 1/8 Female Pipe Tee is an essential adapter fitting for building custom fluid systems in high-performance applications. Whether you're plumbing a fuel system, coolant circuit, or pneumatic setup, this three-way tee consolidates multiple...
    XRP991701
    SKU:
    XRP991701
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    991701
    $18.49
    Qty in Cart: 0
    Quantity:
    Price:
    $18.49
    Subtotal:
  • #16 Male  to #16 ORB 90Deg Ultra low Profile XRP989116

    XRP #16 Male to #16 ORB 90Deg Ultra low Profile XRP989116

    XRP-XTREME RACING PROD.

    $100.99
    When space is at a premium in your engine bay or fuel system, compromising on fittings isn't an option. This XRP ultra low-profile adapter eliminates bulky 90-degree connections while maintaining the robust flow capacity you need for high-performance...
    XRP989116
    SKU:
    XRP989116
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    MFG Part #:
    989116
    $100.99
    Qty in Cart: 0
    Quantity:
    Price:
    $100.99
    Subtotal:
  • `-10 Flare to -10  ORB 90 Degree Fitting XRP989110

    XRP `-10 Flare to -10 ORB 90 Degree Fitting XRP989110

    XRP-XTREME RACING PROD.

    $75.99
    When you're running tight plumbing in a high-performance fuel or coolant system, space is everything. This XRP 90-degree adapter eliminates bulky fittings and reduces pressure drop by maintaining a direct, efficient flow path. The ultra-low profile...
    XRP989110
    SKU:
    XRP989110
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    989110
    $75.99
    Qty in Cart: 0
    Quantity:
    Price:
    $75.99
    Subtotal:
  • `-10 Male 90 To -8 O-Ring Boss XRP989009

    XRP `-10 Male 90 To -8 O-Ring Boss XRP989009

    XRP-XTREME RACING PROD.

    $37.99
    When you're routing high-pressure fuel or coolant lines in tight engine bays, you need fittings that handle flow demands without taking up unnecessary space. This XRP 90-degree adapter lets you change line direction cleanly while maintaining a sealed...
    XRP989009
    SKU:
    XRP989009
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    MFG Part #:
    989009
    $37.99
    Qty in Cart: 0
    Quantity:
    Price:
    $37.99
    Subtotal:
  • Adapter Fitting -16 Male to -12 O-Ring Port 45Deg XRP984514

    XRP Adapter Fitting -16 Male to -12 O-Ring Port 45Deg XRP984514

    XRP-XTREME RACING PROD.

    $75.99
    Fluid line routing demands precision, and mismatched AN port sizes can compromise system integrity and create leak points. This XRP adapter fitting solves that problem with a reliable 45-degree configuration that transitions from -16 AN male to -12 AN...
    XRP984514
    SKU:
    XRP984514
    Availability:
    Ships Same Business Day
    Weight:
    0.30 LBS
    MFG Part #:
    984514
    $75.99
    Qty in Cart: 0
    Quantity:
    Price:
    $75.99
    Subtotal:
  • Male Flare To O-Ring  XRP984506

    XRP Male Flare To O-Ring XRP984506

    XRP-XTREME RACING PROD.

    $18.99
    If you're running high-pressure fuel, oil, or coolant systems in your race engine, incompatible fittings create leaks and failure points under boost. This XRP adapter solves the transition problem by converting male flare connections to O-ring sealed...
    XRP984506
    SKU:
    XRP984506
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    984506
    $18.99
    Qty in Cart: 0
    Quantity:
    Price:
    $18.99
    Subtotal:
  • Elbow 45 X #10 Flare X 1/2 NPT XRP982310

    XRP Elbow 45 X #10 Flare X 1/2 NPT XRP982310

    XRP-XTREME RACING PROD.

    $19.99
    When you're building a custom fuel system or hydraulic line setup, adapter fittings are non-negotiable—they ensure leak-free connections between incompatible line sizes and thread types. The XRP Elbow 45 is a precision-engineered solution that lets you...
    XRP982310
    SKU:
    XRP982310
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    982310
    Qty in Cart: 0
    Quantity:
    Price:
    $19.99
    Subtotal:
  • Elbow 45 X #8  Flare X 3/8 NPT XRP982308

    XRP Elbow 45 X #8 Flare X 3/8 NPT XRP982308

    XRP-XTREME RACING PROD.

    $12.99
    This XRP 45-degree elbow adapter bridges the gap between AN and NPT plumbing in tight engine bay layouts where straight fittings won't work. The 8 AN to 3/8 NPT conversion handles fuel, oil, and coolant lines with the precision fit serious racers and...
    XRP982308
    SKU:
    XRP982308
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    982308
    Qty in Cart: 0
    Quantity:
    Price:
    $12.99
    Subtotal:
  • Elbow 45 X #4 Flare X 1/8 NPT XRP982304

    XRP Elbow 45 X #4 Flare X 1/8 NPT XRP982304

    XRP-XTREME RACING PROD.

    $10.99
    Precise fluid routing is critical in any high-performance fuel, oil, or coolant system—mismatched fittings lead to leaks, pressure loss, and catastrophic failures. The XRP Elbow 45 X #4 Flare X 1/8 NPT delivers reliable, leak-free connections by...
    XRP982304
    SKU:
    XRP982304
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    982304
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • Elbow 45 X #3 Flare X 1/8 NPT XRP982303

    XRP Elbow 45 X #3 Flare X 1/8 NPT XRP982303

    XRP-XTREME RACING PROD.

    $10.99
    When you're building a custom fuel, oil, or coolant system, adapter fittings are non-negotiable—they ensure clean connections between different line standards without leaks or pressure drops. This XRP 45-degree elbow bridges 3 AN male flare connections...
    XRP982303
    SKU:
    XRP982303
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    982303
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • Elbow 90 X #4 Flare X 1/4 NPT XRP982244

    XRP Elbow 90 X #4 Flare X 1/4 NPT XRP982244

    XRP-XTREME RACING PROD.

    $10.99
    When you're running a fuel system, brake line setup, or custom coolant circuit, you need fittings that won't leak under pressure. This XRP 90-degree elbow adapts a #4 AN flare line to 1/4" NPT ports—a common configuration in performance engine bays where...
    XRP982244
    SKU:
    XRP982244
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    982244
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • Elbow 90 X #10 Flare X 3/4 NPT XRP982213

    XRP Elbow 90 X #10 Flare X 3/4 NPT XRP982213

    XRP-XTREME RACING PROD.

    $29.99
    When you're running high-pressure fuel or coolant systems, you need fittings that won't leak under load or fail when temperatures spike. This XRP 90-degree elbow adapts 10 AN flare lines to 3/4 NPT ports with precision-engineered reliability, giving you...
    XRP982213
    SKU:
    XRP982213
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    982213
    Qty in Cart: 0
    Quantity:
    Price:
    $29.99
    Subtotal:
  • #6 Tube Sleeve 2 Pk  XRP981906-2

    XRP #6 Tube Sleeve 2 Pk XRP981906-2

    XRP-XTREME RACING PROD.

    $5.89
    Proper hose management is critical in any high-performance fuel or coolant system, and these XRP tube sleeves eliminate connection failures before they start. By securing 3/8" tubing at critical junction points, you gain peace of mind knowing your lines...
    XRP981906-2
    SKU:
    XRP981906-2
    Availability:
    Ships Same Business Day
    Weight:
    0.03 LBS
    MFG Part #:
    981906-2
    Qty in Cart: 0
    Quantity:
    Price:
    $5.89
    Subtotal:
  • #6 Tube Nut 2 Pk  XRP981806-2

    XRP #6 Tube Nut 2 Pk XRP981806-2

    XRP-XTREME RACING PROD.

    $5.89
    Reliable tube nut connections are non-negotiable in high-performance fuel and fluid systems where vibration and pressure can compromise inferior fittings. These XRP #6 tube nuts deliver the precision fit and durability you need for consistent performance...
    XRP981806-2
    SKU:
    XRP981806-2
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    981806-2
    Qty in Cart: 0
    Quantity:
    Price:
    $5.89
    Subtotal:
  • #8 Flare Plug  XRP980608

    XRP #8 Flare Plug XRP980608

    XRP-XTREME RACING PROD.

    $4.69
    A quality flare plug is essential for maintaining system integrity in high-performance fuel, oil, and coolant lines where reliability cannot be compromised. XRP's hex head design ensures secure connections with standard wrenches, while the red anodized...
    XRP980608
    SKU:
    XRP980608
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    980608
    $4.69
    Qty in Cart: 0
    Quantity:
    Price:
    $4.69
    Subtotal:
  • #12 Female 90 Deg to #12 ORB Fitting XRP979012

    XRP #12 Female 90 Deg to #12 ORB Fitting XRP979012

    XRP-XTREME RACING PROD.

    $69.99
    High-flow fuel and coolant systems demand fittings that won't leak under pressure or compromise flow rates. This XRP 90-degree adapter bridges #12 AN female and #12 AN ORB connections with precision-engineered reliability, eliminating the need for custom...
    XRP979012
    SKU:
    XRP979012
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    MFG Part #:
    979012
    $69.99
    Qty in Cart: 0
    Quantity:
    Price:
    $69.99
    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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