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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
  • Male Lfare To O-Ring  XRP984516

    XRP Male Lfare To O-Ring XRP984516

    XRP-XTREME RACING PROD.

    $62.99
    When you're running high-pressure fuel or fluid lines in a performance engine bay, connection integrity is non-negotiable. This XRP adapter fitting delivers a secure, leak-free interface between your 16 AN male ports with precision-engineered o-ring...
    XRP984516
    SKU:
    XRP984516
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    MFG Part #:
    984516
    $62.99
    Qty in Cart: 0
    Quantity:
    Price:
    $62.99
    Subtotal:
  • `-12 Male Flare to -10 O-  XRP984513

    XRP `-12 Male Flare to -10 O- XRP984513

    XRP-XTREME RACING PROD.

    $50.99
    When you're building or modifying a high-performance fuel system, brake line, or coolant circuit, mismatched fitting sizes create leaks, flow restrictions, and reliability issues. This XRP adapter bridges the gap between -12 AN male flare and -10 AN male...
    XRP984513
    SKU:
    XRP984513
    Availability:
    Ships Same Business Day
    Weight:
    0.19 LBS
    MFG Part #:
    984513
    $50.99
    Qty in Cart: 0
    Quantity:
    Price:
    $50.99
    Subtotal:
  • Male Flare To O-Ring  XRP984512

    XRP Male Flare To O-Ring XRP984512

    XRP-XTREME RACING PROD.

    $47.99
    If you're running a high-pressure fuel system or custom cooling line, a reliable adapter fitting is non-negotiable. This XRP male flare-to-O-ring adapter eliminates leaks and ensures rock-solid connections under demanding conditions. Whether you're...
    XRP984512
    SKU:
    XRP984512
    Availability:
    Ships Same Business Day
    Weight:
    0.21 LBS
    MFG Part #:
    984512
    $47.99
    Qty in Cart: 0
    Quantity:
    Price:
    $47.99
    Subtotal:
  • Male Flare To O-Ring  XRP984510

    XRP Male Flare To O-Ring XRP984510

    XRP-XTREME RACING PROD.

    $31.99
    Fluid line connections demand precision—mismatched fittings lead to leaks, pressure loss, and catastrophic system failure. The XRP Male Flare To O-Ring adapter seamlessly converts your 45-degree flare connections to O-ring seals, ensuring reliable,...
    XRP984510
    SKU:
    XRP984510
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    MFG Part #:
    984510
    $31.99
    Qty in Cart: 0
    Quantity:
    Price:
    $31.99
    Subtotal:
  • `-10 Male Flare to -8 O-Ring Boss 45 Degree XRP984509

    XRP `-10 Male Flare to -8 O-Ring Boss 45 Degree XRP984509

    XRP-XTREME RACING PROD.

    $39.99
    Fluid system reliability depends on precise connections, and this XRP adapter ensures leak-free performance under high-pressure conditions. Whether you're building a custom cooling loop, fuel system, or brake line configuration, having the right adapter...
    XRP984509
    SKU:
    XRP984509
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    MFG Part #:
    984509
    $39.99
    Qty in Cart: 0
    Quantity:
    Price:
    $39.99
    Subtotal:
  • Male Flare To O-Ring  XRP984508

    XRP Male Flare To O-Ring XRP984508

    XRP-XTREME RACING PROD.

    $20.99
    Reliable hydraulic and fuel system connections are critical when you're pushing performance limits on the track or in competition. This XRP adapter ensures leak-free sealing at high pressures by transitioning from traditional male flare fittings to...
    XRP984508
    SKU:
    XRP984508
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    984508
    $20.99
    Qty in Cart: 0
    Quantity:
    Price:
    $20.99
    Subtotal:
  • #10 90 Flare Bulk Union  XRP983310

    XRP #10 90 Flare Bulk Union XRP983310

    XRP-XTREME RACING PROD.

    $22.99
    Fluid line routing in high-performance applications demands reliable, leak-proof connections that can handle the demands of competition and track days. The XRP #10 90 Flare Bulk Union delivers exactly that—a precision-engineered bulkhead fitting that...
    XRP983310
    SKU:
    XRP983310
    Availability:
    Ships Same Business Day
    Weight:
    0.20 LBS
    MFG Part #:
    983310
    $22.99
    Qty in Cart: 0
    Quantity:
    Price:
    $22.99
    Subtotal:
  • #8 90 Flare Bulk Union  XRP983308

    XRP #8 90 Flare Bulk Union XRP983308

    XRP-XTREME RACING PROD.

    $17.49
    Reliable fluid routing is non-negotiable in high-performance applications, and the XRP #8 90 Flare Bulk Union delivers exactly that. This aluminum bulkhead fitting eliminates the need for external plumbing runs in tight engine bays, saving space and...
    XRP983308
    SKU:
    XRP983308
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MFG Part #:
    983308
    Qty in Cart: 0
    Quantity:
    Price:
    $17.49
    Subtotal:
  • #3 90 Flare Bulk. Union  XRP983303

    XRP #3 90 Flare Bulk. Union XRP983303

    XRP-XTREME RACING PROD.

    $11.99
    When you're routing high-pressure hydraulic or fuel lines through a bulkhead or firewall, you need a fitting that seals reliably without leaks or failures. This XRP 90-degree flare union delivers that assurance with precision-engineered aluminum...
    XRP983303
    SKU:
    XRP983303
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    983303
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • #10 Union Flare Bulkhead Fitting Black XRP983210BB

    XRP #10 Union Flare Bulkhead Fitting Black XRP983210BB

    XRP-XTREME RACING PROD.

    $14.99
    When you're running high-pressure fuel, coolant, or brake lines, connection integrity is non-negotiable. This XRP bulkhead fitting delivers a leak-free seal in confined spaces where standard fittings won't fit, giving you the reliability you need in...
    XRP983210BB
    SKU:
    XRP983210BB
    Availability:
    Ships Same Business Day
    Weight:
    0.11 LBS
    MFG Part #:
    983210BB
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • #10 Bulkhead Flare Union  XRP983210

    XRP #10 Bulkhead Flare Union XRP983210

    XRP-XTREME RACING PROD.

    $13.99
    When you're running high-pressure fuel or fluid systems, leakage isn't an option. The XRP #10 Bulkhead Flare Union eliminates connection vulnerabilities by providing a secure, sealed bulkhead mount that handles serious flow demands without compromise...
    XRP983210
    SKU:
    XRP983210
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    MFG Part #:
    983210
    $13.99
    Qty in Cart: 0
    Quantity:
    Price:
    $13.99
    Subtotal:
  • #8 Union Flare Bulkhead Fitting Black XRP983208BB

    XRP #8 Union Flare Bulkhead Fitting Black XRP983208BB

    XRP-XTREME RACING PROD.

    $10.49
    If you're running high-pressure fuel, oil, or coolant lines through a bulkhead, you need a fitting that won't leak under load. The XRP #8 Union Flare Bulkhead Fitting delivers a clean, compact connection point with the reliability that separates amateur...
    XRP983208BB
    SKU:
    XRP983208BB
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    983208BB
    $10.49
    Qty in Cart: 0
    Quantity:
    Price:
    $10.49
    Subtotal:
  • #8 Bulkhead Flare Union  XRP983208

    XRP #8 Bulkhead Flare Union XRP983208

    XRP-XTREME RACING PROD.

    $9.99
    When routing high-pressure fuel, oil, or coolant lines through bulkheads, you need a fitting that won't leak under extreme conditions. The XRP #8 Bulkhead Flare Union delivers a secure, leak-free seal with a straightforward bolt-on design—no fabrication...
    XRP983208
    SKU:
    XRP983208
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    983208
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • #6 Union Flare Bulkhead Fitting Black XRP983206BB

    XRP #6 Union Flare Bulkhead Fitting Black XRP983206BB

    XRP-XTREME RACING PROD.

    $6.69
    Bulkhead fittings are critical for routing high-pressure fuel and fluid lines through firewalls and chassis barriers without compromising system integrity. This XRP #6 union flare fitting delivers reliable, leak-free connections in demanding racing...
    XRP983206BB
    SKU:
    XRP983206BB
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    983206BB
    $6.69
    Qty in Cart: 0
    Quantity:
    Price:
    $6.69
    Subtotal:
  • #6 Bulkhead Flare Union  XRP983206

    XRP #6 Bulkhead Flare Union XRP983206

    XRP-XTREME RACING PROD.

    $6.69
    Fluid line leaks and unreliable connections compromise performance and safety in high-demand racing applications. The XRP #6 Bulkhead Flare Union delivers a leak-free, compact solution for panel-mounted hydraulic and fuel system configurations. Its...
    XRP983206
    SKU:
    XRP983206
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    983206
    $6.69
    Qty in Cart: 0
    Quantity:
    Price:
    $6.69
    Subtotal:
  • #3 Male to 1/8 NPT Male Run Tee XRP982603

    XRP #3 Male to 1/8 NPT Male Run Tee XRP982603

    XRP-XTREME RACING PROD.

    $14.99
    When you're building or maintaining a high-performance fuel, oil, or coolant system, you need fittings that won't leak under pressure and can be installed quickly without custom fabrication. This XRP run tee consolidates multiple line connections into a...
    XRP982603
    SKU:
    XRP982603
    Availability:
    Ships Same Business Day
    Weight:
    0.04 LBS
    MFG Part #:
    982603
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • Tee  Flare #4 X 1/8npt  XRP982504

    XRP Tee Flare #4 X 1/8npt XRP982504

    XRP-XTREME RACING PROD.

    $12.49
    When you're running serious fuel or coolant lines, adapter fittings that leak or fail cost you races and credibility. The XRP Tee Flare #4 combines three ports in a single, compact aluminum body—eliminating unnecessary connections and reducing potential...
    XRP982504
    SKU:
    XRP982504
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    982504
    $12.49
    Qty in Cart: 0
    Quantity:
    Price:
    $12.49
    Subtotal:
  • #8 Flare Tee  XRP982408

    XRP #8 Flare Tee XRP982408

    XRP-XTREME RACING PROD.

    $19.99
    When you're running a fuel system or fluid line setup that demands three equal-diameter connections, compromises in flow distribution can cost you consistency and performance. The XRP #8 Flare Tee XRP982408 eliminates weak points in your plumbing by...
    XRP982408
    SKU:
    XRP982408
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MFG Part #:
    982408
    Qty in Cart: 0
    Quantity:
    Price:
    $19.99
    Subtotal:
  • #4 Male Tee Flare Black  XRP982404BB

    XRP #4 Male Tee Flare Black XRP982404BB

    XRP-XTREME RACING PROD.

    $11.99
    When you're building a high-flow fuel system or hydraulic circuit, connection integrity is non-negotiable. The XRP #4 Male Tee Flare delivers three AN ports in a single, compact junction point—eliminating multiple adapters and reducing leak points in...
    XRP982404BB
    SKU:
    XRP982404BB
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MFG Part #:
    982404BB
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    Subtotal:
  • #4 Male Tee Flare  XRP982404

    XRP #4 Male Tee Flare XRP982404

    XRP-XTREME RACING PROD.

    $11.99
    If you're routing multiple -4 AN lines in a tight engine bay or fuel system, the XRP #4 Male Tee Flare gives you a clean, reliable junction point without compromises. Built from aluminum and blue anodized for corrosion resistance, this fitting handles...
    XRP982404
    SKU:
    XRP982404
    Availability:
    Ships Same Business Day
    Weight:
    0.05 LBS
    MFG Part #:
    982404
    $11.99
    Qty in Cart: 0
    Quantity:
    Price:
    $11.99
    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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