---
product_id: 348915414
title: "EVIL ENERGY 6AN Male to 3/8\" Hardline Compression Fitting Adapter Aluminum Black"
brand: "evil energy"
price: "₩33136"
currency: KRW
in_stock: true
reviews_count: 8
url: https://www.desertcart.kr/products/348915414-evil-energy-6an-male-to-3-8-hardline-compression-fitting
store_origin: KR
region: South Korea
---

# 6AN male flare, 9/16 UNF thread Precision 37° flare sealing Aluminum & brass durable build EVIL ENERGY 6AN Male to 3/8" Hardline Compression Fitting Adapter Aluminum Black

**Brand:** evil energy
**Price:** ₩33136
**Availability:** ✅ In Stock

## Summary

> ⚡️ Power your ride with precision—don’t settle for leaks or lag!

## Quick Answers

- **What is this?** EVIL ENERGY 6AN Male to 3/8" Hardline Compression Fitting Adapter Aluminum Black by evil energy
- **How much does it cost?** ₩33136 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/348915414-evil-energy-6an-male-to-3-8-hardline-compression-fitting)

## 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

- • **Versatile Application:** Ideal for fuel delivery, engine tuning, and stainless steel or aluminum hardlines
- • **Premium Material Combo:** Lightweight aluminum body with corrosion-resistant brass ferrule for lasting reliability
- • **Ultra-Lightweight Design:** Weighs just 0.01 ounces—upgrade your setup without added bulk
- • **Precision Thread Engineering:** 9/16 UNF thread with 37° flare ensures leak-proof, secure connections
- • **Seamless Fuel System Integration:** Perfect 6AN to 3/8" hardline fit for high-performance engine mods

## Overview

The EVIL ENERGY 6AN Male to 3/8" Hardline Compression Fitting Adapter is a precision-engineered aluminum and brass connector designed for seamless integration in fuel systems and engine modifications. Featuring a 9/16 UNF thread and a 37-degree flare seal, it guarantees leak-proof performance on stainless steel or aluminum hardlines, all while maintaining an ultra-lightweight profile.

## Description

Full description not available

## Features

- Size: This is a 6AN male flare to 3/8" fitting. The thread size of the 6AN is 9/16 UNF. It fits 3/8" OD hardline. Please measure before purchase
- Material: The fitting is made of aluminum alloy, and the ferrule is made of brass
- Sealing: The AN thread of the flare is sealed at a 37-degree angle
- Application: This 3/8 compression to 6an fitting is widely used in fuel delivery, fuel systems, engine modifications, and more
- Note: This fitting is only applicable to stainless steel or aluminum hardlines

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Size | 6AN to 3/8 |
| Material | Aluminum |
| Brand | EVIL ENERGY |
| Color | 1PC |
| Connector Type | Adapter |
| Thread Size | 9/16 |
| Exterior Finish | Aluminum, Brass |
| Thread Type | UNF |
| Item Weight | 0.01 Ounces |
| Number of Pieces | 1 |
| Manufacturer | Speedwow Tuning |
| Part Number | EV01823S1BK |
| Item Weight | 0.01 ounces |
| Package Dimensions | 4.92 x 4.29 x 0.75 inches |
| Item model number | EV01823S1BK |
| Style | Straight |
| Item Package Quantity | 1 |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Size:** 6AN to 3/8
- **Material:** Aluminum
- **Brand:** EVIL ENERGY
- **Color:** 1PC
- **Connector Type:** Adapter
- **Thread Size:** 9/16
- **Exterior Finish:** Aluminum, Brass
- **Thread Type:** UNF
- **Item Weight:** 0.01 Ounces
- **Number of Pieces:** 1

## Images

![EVIL ENERGY 6AN Male to 3/8" Hardline Compression Fitting Adapter Aluminum Black - Image 1](https://m.media-amazon.com/images/I/61zlmuvFu+L.jpg)
![EVIL ENERGY 6AN Male to 3/8" Hardline Compression Fitting Adapter Aluminum Black - Image 2](https://m.media-amazon.com/images/I/61LtSYa+dvL.jpg)
![EVIL ENERGY 6AN Male to 3/8" Hardline Compression Fitting Adapter Aluminum Black - Image 3](https://m.media-amazon.com/images/I/71Eagwe-++L.jpg)
![EVIL ENERGY 6AN Male to 3/8" Hardline Compression Fitting Adapter Aluminum Black - Image 4](https://m.media-amazon.com/images/I/71Nb9RQDkNL.jpg)
![EVIL ENERGY 6AN Male to 3/8" Hardline Compression Fitting Adapter Aluminum Black - Image 5](https://m.media-amazon.com/images/I/81rl5ES+CqL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Well Made!
*by F***S on December 3, 2024*

The EVIL ENERGY 4AN Male to 1/4" Hardline Compression Fitting Adapter Aluminum Black is a high-performance adapter designed for automotive and motorsports applications. It's part of EVIL ENERGY’s lineup of fuel system components, and it’s engineered to connect 4AN braided fuel lines to 1/4" hardline tubing, offering a secure and leak-free connection for fuel systems, oil lines, or other fluid transfer setups. Below is a detailed review of its features, performance, and overall value:Features & Specifications:Material Construction: The adapter is made from high-quality aluminum, which is both lightweight and strong. The aluminum construction provides corrosion resistance and durability, making it ideal for automotive and motorsports environments where components are exposed to high temperatures and harsh conditions.Compression Fitting Design: The adapter features a compression fitting design, which ensures a tight seal and secure connection when used with 1/4" hardline tubing. This type of fitting is highly effective at preventing fuel or fluid leaks, ensuring the system remains safe and reliable.Compatibility: It is designed to connect a 4AN male fitting (typically used for braided fuel lines) to a 1/4" hardline tube. This makes it highly versatile for use in fuel systems, oil lines, and brake lines, especially for those running custom or performance setups with hardline tubing for greater rigidity and neatness.Finish: The adapter is finished with a black anodized coating, which not only enhances its aesthetic appeal but also provides additional corrosion resistance. The sleek black finish complements other components in custom or performance vehicle builds.Easy Installation: The compression fitting design allows for easy installation, requiring only simple hand tools to securely connect the adapter to both the braided fuel line and the hardline tubing. This ease of use makes it a popular choice for custom builds and modifications.Size: The 4AN male to 1/4" hardline fitting makes this adapter a practical solution for those using 4AN fuel lines and looking to transition to hardline tubing without sacrificing performance or risking leaks.Pros:Durability & Corrosion Resistance: The aluminum construction with an anodized black finish ensures that the adapter can handle high temperatures, pressure, and environmental factors while resisting corrosion and wear. This feature makes it perfect for use in harsh automotive and motorsports environments.Leak-Free Performance: The compression fitting design guarantees a secure and tight seal, minimizing the risk of leaks, which is essential in fuel systems, oil lines, and other high-pressure fluid systems. This is especially important in motorsports where performance and safety are crucial.Compatibility: The adapter’s ability to connect 4AN fuel lines to 1/4" hardline tubing makes it a versatile option for anyone working on custom automotive fuel systems, oil systems, or brake lines. It ensures compatibility with a wide range of components commonly used in performance builds.Lightweight: Being made of aluminum, this fitting is lightweight, which is an important feature for performance and race cars where every ounce counts. It adds minimal weight to the system while still providing strong and secure connections.Ease of Use: The compression fitting is simple to install, requiring basic hand tools, and it can be tightened without special equipment. This makes it a great option for DIYers and professionals who want a reliable, hassle-free connection.Aesthetic Appeal: The black anodized finish provides a sleek, professional appearance, which is a nice touch for custom builds. It complements other black or anodized components and enhances the overall look of the engine bay or undercarriage.Cons:Limited to Specific Sizes: This adapter is only suitable for those who are using 4AN braided fuel lines and need to transition to 1/4" hardline tubing. It may not be compatible with other AN sizes or tube diameters, limiting its versatility in some applications.Potential for Over-Tightening: Like many compression fittings, there is a potential for over-tightening, which can damage the fitting or cause deformation if too much force is applied during installation. Care should be taken to follow proper installation instructions to avoid this issue.Aluminum Durability: While aluminum is durable and corrosion-resistant, it is not as strong as other metals, such as steel. In some extreme applications or where extra strength is needed, aluminum fittings may not be the best option. However, for most automotive and motorsports uses, it is more than sufficient.Conclusion:The EVIL ENERGY 4AN Male to 1/4" Hardline Compression Fitting Adapter Aluminum Black is a highly reliable, durable, and versatile component for anyone working on custom automotive fuel systems, oil lines, or other high-pressure fluid systems. Its aluminum construction with black anodized finish ensures it can handle tough conditions while resisting corrosion, and its compression fitting design guarantees a secure, leak-free connection.While the adapter is designed for specific applications (4AN to 1/4" hardline), it is a perfect fit for performance and custom builds that require such connections. The easy installation, lightweight design, and aesthetic appeal make it a popular choice for both professional mechanics and DIY enthusiasts.If you're looking for a high-quality, durable fitting for your fuel or fluid lines, the EVIL ENERGY 4AN Male to 1/4" Hardline Compression Fitting Adapter offers excellent value, with both practical and aesthetic benefits.

### ⭐⭐⭐⭐⭐ Evil fittings
*by V***R on August 29, 2025*

Great quality and they look awesome

### ⭐⭐⭐⭐⭐ Easy to use
*by H***R on May 14, 2025*

very good item good shipping good quality and on time shipping

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-25*