EVIL ENERGY 6AN Male to 3/8 SAE and 5/16 SAE Quick-Disconnect EFI Fuel Rail Fittings 2-Pack

Overview

Designed for performance focused builds, the EVIL ENERGY 6AN Male to 3/8 SAE and 5/16 SAE Quick-Disconnect EFI Fuel Rail Fittings are built to meet the demands of modern fuel systems. The compact aluminum body pairs a reliable 6AN thread with push on compatibility, enabling clean routing through tight engine compartments. The precision flare seal at 37 degrees helps resist leaks as pressure rises during operation, while the molded plastic spring lock keeps assembly light and simple even in cramped spaces. Whether you are upgrading an EFI rail, planning an LS swap, or routing lines to a transmission cooler or sensor, these fittings offer a confident no fuss connection without a heavy toolkit. The two pack format also provides flexibility for dual line layouts or spares during installs.

What is included

• Two EFI fittings, a 6AN male to 3/8 SAE quick disconnect and a 6AN male to 5/16 SAE quick disconnect
• Each piece is push on compatible with standard EFI hoses

Key benefits

• High pressure capability up to 1500 psi supports EFI fuel lines under demanding conditions
• 37 degree flare seal helps minimize leaks during high output running
• Wide temperature range from minus 40 F to 176 F covers cold starts and hot engine bays
• 6061 T6 aluminum body delivers durability with lightweight design
• Plastic spring lock reduces weight and simplifies installation in tight spaces
• Two piece pack provides flexible routing for fuel rails returns or sensors

Materials and durability

The fittings use a durable aluminum alloy 6061 T6 and a plastic spring lock. The combination yields a rigid, corrosion resistant housing that remains functional across a broad range of operating conditions.

Typical applications

Ideal for engine fuel rails LS swaps transmission cooler lines fuel returns and sensor feeds. Designed to slot into EFI systems while offering push on convenience and reliable seals.

Tips for use

Keep connections clean and dry before seating. Ensure proper seating and avoid overtightening. Verify compatibility with your hose size and system layout before installation.

Why choose EVIL ENERGY

Two fittings in one pack offer flexibility for multi route fuel systems in a compact robust form. This setup supports efficient builds and replacements without sacrificing reliability.