---
product_id: 525201281
title: "1/4 (6.3mm) SAE to 5/16 (8mm) Barb Straight for 1/4(6.35mm) ID Nylon Fuel Line Hose Quick Release Connector"
brand: "krd performance"
price: "3454 kr"
currency: ISK
in_stock: true
reviews_count: 8
url: https://www.desertcart.is/products/525201281-1-4-6-3mm-sae-to-5-16-8mm-barb
store_origin: IS
region: Iceland
---

# Quick-release push-button lock 6.3mm SAE female size precision Corrosion-resistant nylon for fuel/gas 1/4 (6.3mm) SAE to 5/16 (8mm) Barb Straight for 1/4(6.35mm) ID Nylon Fuel Line Hose Quick Release Connector

**Brand:** krd performance
**Price:** 3454 kr
**Availability:** ✅ In Stock

## Summary

> 🔧 Connect Fast, Drive Faster: The Ultimate Fuel Line Upgrade

## Quick Answers

- **What is this?** 1/4 (6.3mm) SAE to 5/16 (8mm) Barb Straight for 1/4(6.35mm) ID Nylon Fuel Line Hose Quick Release Connector by krd performance
- **How much does it cost?** 3454 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/525201281-1-4-6-3mm-sae-to-5-16-8mm-barb)

## Best For

- krd performance enthusiasts

## Why This Product

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

## Key Features

- • **Plug-and-Play Installation:** Barbed ends snap securely into fuel lines, saving you time and manpower—perfect for busy pros who demand reliability.
- • **Effortless Quick-Release Mechanism:** Innovative push-button thumb release lets you connect and disconnect fuel lines in seconds—no tools, no hassle.
- • **Precision Fit for Seamless Fuel Flow:** Engineered with exact 6.3mm SAE female and 8.5mm male barb sizing for a flawless connection to 1/4" ID nylon or 5/16" rubber hoses.
- • **Durable, Fuel-Grade Nylon Construction:** Crafted from high-quality corrosion-resistant nylon, ensuring long-lasting performance even under harsh fuel and fluid exposure.
- • **Maximized Flow with Minimal Resistance:** Straight design and optimal wall thickness (1.1mm) guarantee large flow capacity, reducing pressure drops and boosting efficiency.

## Overview

This KRD PERFORMANCE quick-release connector features a precise 6.3mm SAE female and 8.5mm male barb design, compatible with 1/4" ID nylon and 5/16" rubber fuel hoses. Made from durable, corrosion-resistant nylon, it ensures secure, leak-free connections with a push-button release for effortless installation and maintenance. Ideal for professionals seeking reliable, high-flow fuel line solutions.

## Description

High-quality Material: The Fuel Line Hose Quick Release Connector Made of High-Quality Black Nylon Integrated Seal for Optimal Tightness. Durable to use, Corrosion Resistance Characteristics. Easy To Connect&Quick Release: Push-Button Thumb Release for Easy Connecting and Disconnecting. With Clip Button, Easy to Connect. Align The Male Connector With The Female Connector And Press Firmly. When You Hear a "Click", It Means The Installation is Successful. Just Press The Two Buttons On The Connector to Pull Out The Male Connector Notice: Fits many GM models. Please Verify The Size of Your Fuel Line Hose to Ensure That Our Product Size Is Suitable for You Package: 1* Straight Female Quick-Connect,1* Male Quick-Connect

## Features

- Straight. Size: Female 1/4 (6.3mm) SAE. Male barb: 8.5mm, fits for 1/4 (6.35mm) ID nylon tube or 5/16 (8mm) ID rubber hose.
- Made of quality material compatible with fuel/gas, and other common fluid types, durable to use.
- Connect the fuel lines by pushing-in and disconnect by simply pulling out while pressing the lock buttons
- Easy to install, the barbed ends connect to fuel lines or hoses, save time and manpower.
- With a large flow, durability, corrosion resistance characteristics.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | KRD PERFORMANCE |
| Material | Plastic |
| Color | Straight-Kit |
| Item Weight | 0.01 Pounds |
| Nominal Wall Thickness | 1.1 millimeters |
| Outside Diameter | 8.5 Millimeters |
| Manufacturer | KRD PERFORMANCE |
| Model | NY-00-6.3_SET |
| Item Weight | 0.16 ounces |
| Product Dimensions | 1 x 0.5 x 0.5 inches |
| Item model number | NY-00-6.3_SET |
| Manufacturer Part Number | NY-00-6.3_SET |

## Product Details

- **Brand:** KRD PERFORMANCE
- **Material:** Plastic
- **Color:** Straight-Kit
- **Item Weight:** 0.01 Pounds
- **Nominal Wall Thickness:** 1.1 millimeters
- **Outside Diameter:** 8.5 Millimeters
- **Manufacturer:** KRD PERFORMANCE

## Images

![1/4 (6.3mm) SAE to 5/16 (8mm) Barb Straight for 1/4(6.35mm) ID Nylon Fuel Line Hose Quick Release Connector - Image 1](https://m.media-amazon.com/images/I/51akPc-WZeL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ No leaks when connected to fuel filter.
*by S***R on July 11, 2025*

Worked great. Used it in combination with a fuel rail pressure gauge to check the pressure coming out of the fuel pump by connecting at the fuel filter. Seal to the fuel filter and fuel pump line didn't leak at all.

### ⭐⭐⭐⭐⭐ Well Engineered!
*by F***S on May 24, 2024*

The KRD PERFORMANCE 7.89mm SAE 5/16 (8mm) Straight Nylon Fuel Line Hose Quick Release Connector offers a convenient and reliable solution for fuel line connections. Here's a review breakdown:Durability: Nylon construction typically ensures durability and resistance to chemicals, making it suitable for fuel applications.Ease of Use: The quick release feature simplifies installation and removal, saving time and effort during maintenance or repairs.Compatibility: Designed to meet SAE standards, ensuring compatibility with various fuel systems and components.Size: With a 7.89mm (5/16 inch) diameter, it fits standard fuel lines, providing a snug and secure connection.Performance: Users report satisfactory performance, with no leakage issues or concerns about reliability under normal operating conditions.Price: While prices may vary, the value proposition seems reasonable considering the convenience and quality offered.Overall: The KRD PERFORMANCE 7.89mm SAE 5/16 (8mm) Straight Nylon Fuel Line Hose Quick Release Connector earns praise for its durability, ease of use, and compatibility. It's a recommended choice for those seeking a reliable fuel line connector solution.

### ⭐⭐⭐⭐⭐ Great product design
*by A***N on December 4, 2024*

Great quality easy to install. fit perfectNooo leaks definitely a deal for the price. Looks very durable

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**Shop now:** [https://www.desertcart.is/products/525201281-1-4-6-3mm-sae-to-5-16-8mm-barb](https://www.desertcart.is/products/525201281-1-4-6-3mm-sae-to-5-16-8mm-barb)

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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-02-18*