---
product_id: 559726454
title: "EVIL ENERGY 6AN Male to 3/8\" & 5/16\" Quick-Disconnect Female EFI Fuel Rail Fitting Aluminum"
brand: "evil energy"
price: "125.71 DT"
currency: TND
in_stock: true
reviews_count: 13
category: "Evil Energy"
url: https://www.desertcart.tn/products/559726454-evil-energy-6an-male-to-3-8-and-5-16
store_origin: TN
region: Tunisia
---

# 1500psi max working pressure 6AN thread size 9/16-18UNF -40°F to 250°F temperature range EVIL ENERGY 6AN Male to 3/8" & 5/16" Quick-Disconnect Female EFI Fuel Rail Fitting Aluminum

**Brand:** evil energy
**Price:** 125.71 DT
**Availability:** ✅ In Stock

## Summary

> ⚡ Fuel your ride with leak-proof precision and pro-grade durability!

## Quick Answers

- **What is this?** EVIL ENERGY 6AN Male to 3/8" & 5/16" Quick-Disconnect Female EFI Fuel Rail Fitting Aluminum by evil energy
- **How much does it cost?** 125.71 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/559726454-evil-energy-6an-male-to-3-8-and-5-16)

## Best For

- evil energy enthusiasts

## Why This Product

- Trusted evil energy brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted by Pros:** Top-rated with 4.7 stars and thousands of installs in LS swaps and fuel systems
- • **Extreme Condition Ready:** Operates flawlessly from freezing cold to scorching heat (-40°F to 250°F)
- • **Precision Leak-Proof Seal:** 37° flare angle ensures zero fuel leakage under pressure
- • **Versatile Quick-Disconnect:** Effortlessly switch between 3/8" & 5/16" lines with secure, snap-in fittings
- • **Rugged Aluminum Alloy Build:** Crafted from 6061-T6 aluminum for unmatched durability and lightweight strength

## Overview

The EVIL ENERGY 6AN Male to 3/8" & 5/16" Quick-Disconnect Female EFI Fuel Rail Fitting is a high-performance aluminum alloy component designed for secure, leak-free fuel connections. Rated for 1500psi and extreme temperatures, it features a 37° flare seal and quick-disconnect convenience, making it a trusted choice for engine fuel rails, LS swaps, and transmission coolers.

## Description

Buy EVIL ENERGY 6AN Male to 3/8" & 5/16" Quick-Disconnect Female EFI Fuel Rail Fitting Aluminum: Fittings - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Works great, no leaks. - Great. Needed for fuel rail/Tank connections.
Review: Excellent quality. - Quality part, I have had no problems will any Evil Energy fittings.

## Features

- [Size] The thread size of 6an is 9/16-18UNF. The ID of the screw is 3/8 inch and 5/16 inch.
- [Seal] The 6an flare efi fitting is sealed at 37 degree angle to avoid leakage.
- [Parameter] Working pressure: 1500psi; Temperature range: -40°F-250°F.
- [Material] Made of aluminum alloy 6061-T6. Spring lock is made of plastic.
- [Application] Widely used in engine fuel rail, ls swap, transmission cooler, return line, fuel sensor, etc.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C4SHM6QL |
| Best Sellers Rank | #3,907 in Automotive ( See Top 100 in Automotive ) #12 in Automotive Replacement Fuel System Fittings |
| Brand | EVIL ENERGY |
| Brand Name | EVIL ENERGY |
| Color | Black |
| Connector Type | Flare |
| Customer Reviews | 4.7 out of 5 stars 594 Reviews |
| Exterior Finish | Aluminum |
| Item Weight | 0.04 kg |
| Manufacturer | EVIL ENERGY |
| Manufacturer Part Number | 616582 |
| Material | Aluminum |
| Material Type | Aluminum |
| Model Number | 616582 |
| Number of Pieces | 1 |
| Size | 6AN to 3/8 & 5/16 |
| Thread Size | 9/16-18UNF |
| Thread Type | UNF |
| Unit Count | 2 Count |

## Product Details

- **Size:** 6AN to 3/8 & 5/16
- **Material:** Aluminum
- **Brand:** EVIL ENERGY
- **Color:** Black
- **Connector Type:** Flare
- **Thread Size:** 9/16-18UNF
- **Exterior Finish:** Aluminum
- **Thread Type:** UNF
- **Item Weight:** 0.04 Kilograms
- **Number of Pieces:** 1

## Images

![EVIL ENERGY 6AN Male to 3/8" & 5/16" Quick-Disconnect Female EFI Fuel Rail Fitting Aluminum - Image 1](https://m.media-amazon.com/images/I/61U1Bu7EyuL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works great, no leaks.
*by C***R on May 21, 2026*

Great. Needed for fuel rail/Tank connections.

### ⭐⭐⭐⭐⭐ Excellent quality.
*by G***I on June 3, 2026*

Quality part, I have had no problems will any Evil Energy fittings.

### ⭐⭐⭐⭐⭐ Worry free lock to fuel line
*by S***P on June 20, 2026*

Love these for a secure connection

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.tn/products/559726454-evil-energy-6an-male-to-3-8-and-5-16](https://www.desertcart.tn/products/559726454-evil-energy-6an-male-to-3-8-and-5-16)

---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-19*