4 Pack 6AN Male Flare To 3 8 In Tube OD Fuel Hardline Straight Fitting Adapter Aluminum Compression Connector Black For Air And Fuel Delivery In Racing, Street Car, And Motorcycle Applications

4 Pack 6AN Flare to 3/8 in Tube Fuel Fitting Adapter
✔️ 4-pack aluminum 6AN flare to 3/8 in tube OD adapters

These four-pack adapters let you connect 6AN male flare fittings to 3/8 in OD hard line tubes. They’re commonly used in air and fuel delivery setups, engine mods, cooling, braking, and refueling lines on racing cars, street cars, and motorcycles, delivering reliable leaks-free performance under pressure.

✅ 6AN male flare, 9/16-18 UNF thread, fits 3/8 in OD hard line
✅ 6061-T6 aluminum body with brass ferrule for strength and durability
✅ Black anodized finish for corrosion resistance and clean look
✅ Maximum working pressure up to 4000 PSI, temperature range -65°F to 252°F
✅ Sealed by a 37 degree flare angle; tightened with an AN wrench
✅ Compatible with hard line tubes only (stainless or aluminum) for reliability

💡 What is a 6AN flare to 3/8 in hard line fuel fitting used for in performance applications?
In handy setups, this connector helps secure leak-free lines for fluids in racing and street machines.
- Handy for linking 6AN flare fittings to 3/8 in OD hard line in race cars
- Seals under high pressure for reliable performance
- Use with stainless or aluminum hard lines and brass ferrule components
- Ideal for air, fuel, and coolant transfer systems in motorsports