---
product_id: 537493137
title: "EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter Straight 2Pcs"
brand: "evil energy"
price: "$27.72"
currency: USD
in_stock: true
reviews_count: 11
category: "Evil Energy"
url: https://www.desertcart.us/products/537493137-evil-energy-6an-male-to-5-8-x-18-inverted
store_origin: US
region: United States of America
---

# 1500 PSI max pressure -40℉ to 250℉ temp range 6061-T6 anodized aluminum EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter Straight 2Pcs

**Brand:** evil energy
**Price:** $27.72
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your ride with precision fittings that never quit!

## Quick Answers

- **What is this?** EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter Straight 2Pcs by evil energy
- **How much does it cost?** $27.72 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/537493137-evil-energy-6an-male-to-5-8-x-18-inverted)

## 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

- • **Precision Sealing:** 37° AN flare angle ensures leak-proof connections under high pressure, safeguarding your fuel and cooler systems.
- • **High-Pressure Ready:** Engineered to withstand up to 1500 PSI, perfect for demanding automotive and industrial applications.
- • **Unmatched Durability:** Crafted from premium 6061-T6 aluminum alloy with a sleek anodized black finish for long-lasting performance and corrosion resistance.
- • **Perfect Fit Guarantee:** Designed to seamlessly adapt 6AN male threads to 5/8 x 18 inverted flare fittings, trusted by pros for flawless installation.
- • **Wide Temperature Tolerance:** Operates flawlessly from -40℉ to 250℉, adapting to extreme environments without compromise.

## Overview

The EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter (2pcs) is a high-performance aluminum alloy adapter designed for fuel and cooler systems. Featuring a robust 1500 PSI working pressure, a wide temperature range from -40℉ to 250℉, and a precision 37° flare seal, it guarantees leak-free, durable connections. Its anodized black finish not only enhances corrosion resistance but also adds a sleek, professional look favored by automotive enthusiasts and professionals alike.

## Description

Buy EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter Straight 2Pcs: Fittings - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Another winner - Perfect fit to adapt my saginaw power steering pump to -6an ptfe hoses. Threads right into the saginaw power steering pump and seals with no leaks. The price is great and the quality is excellent. The finish is great and they have been very durable every time I have used them. I have been using this brand of fittings and hose for a long time now with no issues. I will continue to use them too.
Review: Great fittings for a great price - These work good on the china boy 40k coolers. Used them several times with no leaks. I would highly recommend these especially if you have a 40k cooler and want to adapt to AN lines.

## Features

- [Size] Thread size of 6AN is 9/16 x 18 UNF.
- [Parameter] Working Pressure: 1500PSI. Working Temperature Range: -40℉ to 250℉.
- [Material] Made of Aluminum alloy 6061-T6, anodized black surface.
- [Sealing] The AN flare side is sealed by a 37 degree angle.
- [Application] Widely used in fuel systems and cooler systems, etc.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C6F8VLQT |
| Best Sellers Rank | #3,716 in Automotive ( See Top 100 in Automotive ) #10 in Automotive Replacement Fuel System Fittings |
| Brand | EVIL ENERGY |
| Brand Name | EVIL ENERGY |
| Color | 2pcs |
| Connector Type | Flare |
| Customer Reviews | 4.7 out of 5 stars 438 Reviews |
| Exterior Finish | Anodized Black |
| Item Weight | 0.03 kg |
| Manufacturer | Speedwow Tuning |
| Manufacturer Part Number | EV01870S2BK-2 |
| Material | Aluminum |
| Material Type | Aluminum |
| Model Number | EV01870S2BK-2 |
| Number of Pieces | 2 |
| Set Name | 2pcs AN6 to 5/8 x 18 Inverted |
| Size | AN6 to 5/8 x 18 Inverted |
| Thread Size | 9/16 inches |
| Thread Type | UNF |
| Unit Count | 2 Count |

## Product Details

- **Brand:** EVIL ENERGY
- **Color:** 2pcs
- **Connector Type:** Flare
- **Exterior Finish:** Anodized Black
- **Item Weight:** 0.03 Kilograms
- **Material:** Aluminum
- **Number of Pieces:** 2
- **Size:** AN6 to 5/8 x 18 Inverted
- **Thread Size:** 9/16 inches
- **Thread Type:** UNF

## Images

![EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter Straight 2Pcs - Image 1](https://m.media-amazon.com/images/I/61a3G-2avFL.jpg)
![EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter Straight 2Pcs - Image 2](https://m.media-amazon.com/images/I/61+VPxlkcFL.jpg)
![EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter Straight 2Pcs - Image 3](https://m.media-amazon.com/images/I/717WjaHqnlL.jpg)
![EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter Straight 2Pcs - Image 4](https://m.media-amazon.com/images/I/61Xu3sPJlRL.jpg)
![EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter Straight 2Pcs - Image 5](https://m.media-amazon.com/images/I/818euZ01rpL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Another winner
*by D***G on April 30, 2026*

Perfect fit to adapt my saginaw power steering pump to -6an ptfe hoses. Threads right into the saginaw power steering pump and seals with no leaks. The price is great and the quality is excellent. The finish is great and they have been very durable every time I have used them. I have been using this brand of fittings and hose for a long time now with no issues. I will continue to use them too.

### ⭐⭐⭐⭐⭐ Great fittings for a great price
*by J***Y on February 26, 2026*

These work good on the china boy 40k coolers. Used them several times with no leaks. I would highly recommend these especially if you have a 40k cooler and want to adapt to AN lines.

### ⭐⭐⭐⭐⭐ Great product
*by T***H on April 28, 2026*

Perfect fit for a lines to gm radiator. Good quality part.

## Frequently Bought Together

- EVIL ENERGY 6AN Male to 5/8 x 18 Inverted Flare Thread Fitting Adapter Straight 2Pcs
- EVIL ENERGY 6AN 3/8" Fuel line Hose Fitting Kit Braided Nylon Stainless Steel Oil Gas CPE 20FT Black

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-08-10*