AN-NPT Fittings and Components
Circle Track AN NPT Fittings and Components at JJ Motorsports
AN-NPT fittings and components bridge the gap between different thread standards, offering flexibility in your fluid system design. Known for their versatility, they ensure a snug fit and efficient flow. Pair them with additional high-performance system fittings to create a strong, fully integrated setup.
Shop trusted brands like Fragola for push-lock options, Aeroquip for socketless fittings. Explore related categories such as High-Performance System Fittings for complete fluid system solutions or Circle Track Hoses for matching lines.
Top Circle Track AN NPT Fittings and Components
- Aeroquip Fuel Cell Bulkhead Fitting (8 AN) Kit with Sealing Washers Nut Aluminum Black – Kit includes bulkhead fitting, nut, and sealing washers. Straight 8 AN male to 8 AN male bulkhead, aluminum, black anodized.
- Aeroquip Fuel Cell Bulkhead Fitting (10 AN) Kit with Sealing Washers Nut Aluminum Black – Kit includes bulkhead fitting, nut, and sealing washers. Straight 10 AN male to 10 AN male bulkhead, aluminum, black anodized.
- Radiator Neck Fitting - 1/8" NPT to 1/4" Hose Barb Brass Adapter for Automotive Cooling Systems – Provides a secure connection between 1/8-inch NPT male thread and 1/4-inch hose barb for automotive cooling systems.
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
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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...ALL49772- SKU:
- ALL49772
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
$6.99Qty in Cart: 0Quantity:Price:$6.99Subtotal: -
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...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...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...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...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...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...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...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...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...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...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...ALL49753- SKU:
- ALL49753
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
$14.99 -
Allstar Performance Expander AN -6 Female to -8 Male ALL49752
ALLSTAR PERFORMANCE
$11.99When you're running high-pressure fuel or coolant systems, mismatched AN fittings can create leaks, pressure drops, and lost performance. This Allstar Performance expander adapter lets you step up...ALL49752- SKU:
- ALL49752
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
$11.99 -
Allstar Performance Expander AN -4 Female to -6 Male ALL49751
ALLSTAR PERFORMANCE
$11.99When you're building or modifying a high-performance fuel system, brake system, or other fluid delivery network, adapter fittings are non-negotiable—they're the bridge between incompatible hose sizes...ALL49751- SKU:
- ALL49751
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
$11.99 -
Allstar Performance Expander AN -3 Female to -4 Male ALL49750
ALLSTAR PERFORMANCE
$10.99When you're building a custom fuel, oil, or coolant line setup, mismatched AN fitting sizes can force expensive rework or compromise system integrity. This Allstar Performance expander adapter...ALL49750- SKU:
- ALL49750
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
$10.99 -
Allstar Performance Reducer AN -16 Female to -12 Male ALL49749
ALLSTAR PERFORMANCE
$21.99When you're building or modifying a fuel, oil, or cooling system, mismatched hose connections create leak points and restrict flow. This Allstar Performance reducer fitting lets you confidently...ALL49749- SKU:
- ALL49749
- Availability:
- Ships Same Business Day
- Weight:
- 0.19 LBS
$21.99 -
Allstar Performance Reducer AN -16 Female to -10 Male ALL49748
ALLSTAR PERFORMANCE
$22.99When you're running high-flow fuel, coolant, or boost lines through your engine bay, size mismatches create restrictions that rob you of performance and reliability. This Allstar Performance reducer...ALL49748- SKU:
- ALL49748
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
$22.99Qty in Cart: 0Quantity:Price:$22.99Subtotal: -
Allstar Performance Reducer AN -12 Female to -10 Male ALL49747
ALLSTAR PERFORMANCE
$18.99When you're running high-flow fuel systems, transmission coolers, or custom hydraulic lines, port compatibility becomes critical. This Allstar Performance reducer fitting bridges the gap between -12...ALL49747- SKU:
- ALL49747
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
$18.99 -
Allstar Performance Reducer AN -12 Female to -8 Male ALL49746
ALLSTAR PERFORMANCE
$17.99When you're running multiple fuel or coolant lines at different pressures, size mismatches create leaks, flow restrictions, and reliability issues on the track or in your shop. This Allstar...ALL49746- SKU:
- ALL49746
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
$17.99 -
Allstar Performance Reducer AN -10 Female to -8 Male ALL49745
ALLSTAR PERFORMANCE
$12.99When you're running a custom fuel system or hydraulic line setup, mismatched AN fittings can compromise flow and create leak points. This Allstar Performance reducer adapter lets you seamlessly...ALL49745- SKU:
- ALL49745
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
$12.99
