Description
Product Overview
The EVIL ENERGY AN6 flare fitting is an precision‑engineered aluminum tee designed for high‑performance automotive fuel and fluid systems. Crafted from 6061‑T6 aluminum alloy, it provides excellent strength‑to‑weight ratio while resisting corrosion. The fitting features a 6AN (9/16‑18 UNF) thread with a UNF thread type and a 37° sealed AN flare, delivering a leak‑free connection. Rated for 1500 PSI and operating temperatures from -40°F to 250°F, it meets the rigorous demands of modern engines and aftermarket upgrades.
Usage
This fitting is ideal for installing fuel lines, oil circuits, coolant loops, and air delivery systems in performance cars, trucks, and off‑road vehicles. Whether you are upgrading a turbocharger feed, building a custom fuel rail, or repairing a cooling system, the AN6 tee provides a secure, high‑flow connection. Mechanics, tuners, and DIY enthusiasts will appreciate its easy installation and compatibility with standard 6AN components.

Why Choose Us
EVIL ENERGY partners with Speedwow Tuning to ensure each fitting meets strict quality standards. Our aluminum alloy undergoes CNC machining for precise tolerances, and each unit is pressure‑tested to guarantee 1500 PSI performance. The sealed flare design minimizes leak risk, and the lightweight construction reduces overall system weight without sacrificing durability. Choose this fitting for reliable, long‑lasting service in demanding environments.
Key Features
- High‑strength 6061‑T6 aluminum alloy for corrosion resistance
- 6AN (9/16‑18 UNF) thread with 37° sealed AN flare for leak‑free connections
- Rated 1500 PSI working pressure and -40°F to 250°F temperature range
- Lightweight design reduces system weight while maintaining strength
- Versatile application for fuel, oil, e85, coolant, and air systems
FAQ
What does the 6AN designation mean?
6AN refers to a 9/16‑18 UNF thread size commonly used in automotive fuel and fluid fittings, providing a secure, high‑flow connection.
Can this fitting be used with e85 fuel?
Yes, the AN6 tee is compatible with e85, gasoline, diesel, oil, coolant, and air, making it a versatile choice for various system upgrades.
Is any special tool required for installation?
Standard AN flare tools and a torque wrench are sufficient. Ensure the flare is properly seated at the 37° angle for a leak‑free seal.
What is the warranty on this product?
EVIL ENERGY offers a one‑year limited warranty covering manufacturing defects and pressure‑test failures.
How does the aluminum construction benefit the fitting?
Aluminum provides a lightweight yet strong material that resists corrosion, reducing overall system weight and improving performance longevity.




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