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
- Fragola Hose Fitting #8 90 Deg Push Lock 209008 – Hose Fitting #8 90 Deg Push Lock. Fitting Hose End 8000 Series Push-Lite 90 Degree 8 AN Hose Barb to 8 AN Female. Aluminum Blue Anodized. Each.
- Aeroquip Fuel Cell Bulkhead Fitting (8 AN) Kit with Sealing Washers Nut Aluminum Black – Fuel Cell Bulkhead Fitting (8 AN) Kit with Sealing Washers Nut Aluminum Black. Kit Includes: Bulkhead Fitting (1), Bulkhead Fitting Nut (1), Sealing Washers (2). Fitting Bulkhead Straight 8 AN Male to 8 AN Male Bulkhead. Aluminum Black Anodized. Kit.
- Aeroquip Fuel Cell Bulkhead Fitting (10 AN) Kit with Sealing Washers Nut Aluminum Black – Fuel Cell Bulkhead Fitting (10 AN) Kit with Sealing Washers Nut Aluminum Black. Kit Includes: Bulkhead Fitting (1), Bulkhead Fitting Nut (1), Sealing Washers (2). Fitting Bulkhead Straight 10 AN Male to 10 AN Male Bulkhead. Aluminum Black Anodized. Kit.
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
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- Price
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Allstar Performance Male Union Aluminum 1/4in to 1/4in NPT ALL49781
ALLSTAR PERFORMANCE
$5.49Fluid and pneumatic lines demand reliable connections that won't fail under pressure or vibration. This Allstar Performance male union adapter provides a solid, leak-free junction for your fuel, coolant, or air systems—whether you're plumbing a custom...ALL49781- SKU:
- ALL49781
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
$5.49 -
Allstar Performance Male Union Aluminum 1/8in to 1/8in NPT ALL49780
ALLSTAR PERFORMANCE
$4.99Reliable plumbing connections are fundamental to any precision fuel or pneumatic system, and this Allstar Performance union adapter ensures leak-free performance across your racing setup. The straight-through design eliminates unnecessary complexity...ALL49780- SKU:
- ALL49780
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
$4.99 -
Allstar Performance Reducer NPT 3/4in to 1/2in ALL49778
ALLSTAR PERFORMANCE
$11.99When you're building a custom fuel system, cooling loop, or pneumatic setup, mismatched port sizes create leaks, pressure drops, and wasted time troubleshooting. This Allstar Performance reducer fitting solves that problem with a straightforward 3/4" to...ALL49778- SKU:
- ALL49778
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$11.99 -
Allstar Performance Reducer NPT 3/4in to 3/8in ALL49777
ALLSTAR PERFORMANCE
$11.99When your fuel, oil, or coolant lines require a size transition, you need a fitting you can trust under pressure. This Allstar Performance reducer seamlessly adapts 3/4in NPT ports to 3/8in NPT connections, eliminating the need for custom fabrication or...ALL49777- SKU:
- ALL49777
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
$11.99 -
Allstar Performance Reducer NPT 3/4in to 1/4in ALL49776
ALLSTAR PERFORMANCE
$11.99Proper fluid routing is critical in high-performance systems where space and precision matter equally. This Allstar Performance reducer fitting lets you downsize from larger 3/4" NPT lines to smaller 1/4" NPT connections without compromising flow...ALL49776- SKU:
- ALL49776
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
$11.99 -
Allstar Performance Reducer NPT 1/2in to 3/8in ALL49775
ALLSTAR PERFORMANCE
$7.99When you're running a custom fuel system, brake line setup, or pneumatic circuit, thread mismatches can force you into expensive fabrication or unreliable adapters. This Allstar Performance reducer gives you a straightforward solution to step down from...ALL49775- SKU:
- ALL49775
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$7.99 -
Allstar Performance Reducer NPT 1/2in to 1/4in ALL49774
ALLSTAR PERFORMANCE
$7.99When you're building or modifying a fuel system, cooling circuit, or pneumatic setup, port sizing matters. This Allstar Performance reducer fitting lets you step down from 1/2in NPT to 1/4in NPT with a single, reliable component—eliminating the need for...ALL49774- SKU:
- ALL49774
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$7.99 -
Allstar Performance Reducer NPT 1/2in to 1/8in ALL49773
ALLSTAR PERFORMANCE
$7.99Precise fluid and pneumatic system routing demands reliable adapters that won't compromise performance or leak under pressure. This Allstar Performance reducer gives you clean NPT-to-NPT downsizing in a compact, durable package—essential for custom fuel,...ALL49773- SKU:
- ALL49773
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
$7.99 -
Allstar Performance Reducer NPT 3/8in to 1/4in ALL49772
ALLSTAR PERFORMANCE
$6.99When you're building or modifying fluid delivery systems in your race engine, thread mismatches create leaks, flow restrictions, and costly downtime. The Allstar Performance Reducer NPT fitting gives you a reliable way to step down from larger 3/8" NPT...ALL49772- SKU:
- ALL49772
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$6.99 -
Allstar Performance Reducer NPT 3/8in to 1/8in ALL49771
ALLSTAR PERFORMANCE
$6.49Precision fluid routing demands exact port sizing—this reducer lets you step down from 3/8in NPT to 1/8in NPT without compromising flow integrity or system reliability. Whether you're plumbing a custom fuel system, oil cooler circuit, or brake line...ALL49771- SKU:
- ALL49771
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$6.49 -
Allstar Performance Reducer NPT 1/4in to 1/8in ALL49770
ALLSTAR PERFORMANCE
$5.99When you're building custom fuel, coolant, or pneumatic lines, adapter fittings are non-negotiable—mismatched NPT ports create leaks, failed inspections, and wasted track time. This Allstar Performance reducer handles the transition from 1/4in to 1/8in...ALL49770- SKU:
- ALL49770
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
$5.99 -
Allstar Performance Gauge Adapter AN -8 Male x -8 Male x 1/8in NPT ALL49765
ALLSTAR PERFORMANCE
$13.49If you're running forced induction or high-pressure fuel systems, you need reliable gauge integration without compromising line integrity. This Allstar adapter lets you tap into critical system pressure points while maintaining a straight -8 AN flow...ALL49765- SKU:
- ALL49765
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
$13.49 -
Allstar Performance Gauge Adapter 3/8in NPT x -6 Male x 1/8in NPT ALL49763
ALLSTAR PERFORMANCE
$11.99If you're running forced induction or a high-pressure fuel system, a dedicated gauge port keeps your diagnostics clean and your data reliable. This Allstar adapter consolidates multiple line connections into a single, organized mounting point—eliminating...ALL49763- SKU:
- ALL49763
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
$11.99 -
Allstar Performance Gauge Adapter AN -6 Fem x -6 Male x 1/8in NPT ALL49762
ALLSTAR PERFORMANCE
$16.99When you're running forced induction or monitoring critical fuel pressure, you need a reliable pass-through solution that doesn't compromise flow or create weak points in your AN line system. This Allstar adapter lets you tap a gauge port without...ALL49762- SKU:
- ALL49762
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
$16.99 -
Allstar Performance Gauge Adapter AN -6 Male x -6 Male x 1/8in NPT ALL49761
ALLSTAR PERFORMANCE
$8.99If you're running forced induction or a high-pressure fuel system, you need a reliable way to monitor real-time data without sacrificing line integrity. This Allstar Performance gauge adapter lets you tap into your AN-6 fuel or boost lines with a...ALL49761- SKU:
- ALL49761
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$8.99 -
Allstar Performance Gauge Adapter AN -4 Male x -4 Male x 1/8in NPT ALL49760
ALLSTAR PERFORMANCE
$10.99When you're running forced induction or high-flow fuel systems, accurate pressure monitoring is non-negotiable. This Allstar gauge adapter provides a clean, purpose-built solution for tapping into your -4 AN fuel or oil lines without sacrificing flow or...ALL49760- SKU:
- ALL49760
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
$10.99 -
Allstar Performance Expander AN -16 Female to -20 Male ALL49756
ALLSTAR PERFORMANCE
$42.99When you're building a custom fuel, oil, or coolant line system, you need adapters that maintain flow integrity without leaks or restrictions. This Allstar Performance expander fitting lets you step up from -16 AN to -20 AN sizing, giving you flexibility...ALL49756- SKU:
- ALL49756
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
$42.99 -
Allstar Performance Expander AN -12 Female to -16 Male ALL49755
ALLSTAR PERFORMANCE
$36.99When you're running AN -12 and AN -16 lines on your build, this straight expander adapter ensures clean, leak-free connections without custom fabrication. The black anodized aluminum construction resists corrosion in high-heat engine bays, while the...ALL49755- SKU:
- ALL49755
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
$36.99 -
Allstar Performance Expander AN -10 Female to -12 Male ALL49754
ALLSTAR PERFORMANCE
$16.99When you're running different AN line sizes across your fuel, oil, or coolant systems, mismatched fittings create leaks and performance headaches. This Allstar Performance expander adapter gives you a clean, reliable connection between -10 and -12 AN...ALL49754- SKU:
- ALL49754
- Availability:
- Ships Same Business Day
- Weight:
- 0.11 LBS
$16.99 -
Allstar Performance Expander AN -8 Female to -10 Male ALL49753
ALLSTAR PERFORMANCE
$14.99When stepping up to larger fuel or coolant lines in your fuel system, you need a reliable adapter that maintains pressure integrity without leaks. This Allstar expander fitting bridges the gap between -8 and -10 AN line sizes, letting you downsize from...ALL49753- SKU:
- ALL49753
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
$14.99
