---
product_id: 649285598
title: "JNNJ 4 Pieces Fuel Injector Return Connector, Common Rail Diesel Injector Leak Off Pipe Return Connectors, Fuel Return Line Injector Connector Fits for Diesel, for Air Water Gas Fuel Oil Pipe"
brand: "jnnj"
price: "₪80"
currency: ILS
in_stock: true
reviews_count: 9
category: "Jnnj"
url: https://www.desertcart.co.il/products/649285598-jnnj-4-pieces-fuel-injector-return-connector-common-rail-diesel
store_origin: IL
region: Israel
---

# Includes 2-way & 3-way connectors Leak-proof tight sealing ring Durable high-grade plastic JNNJ 4 Pieces Fuel Injector Return Connector, Common Rail Diesel Injector Leak Off Pipe Return Connectors, Fuel Return Line Injector Connector Fits for Diesel, for Air Water Gas Fuel Oil Pipe

**Brand:** jnnj
**Price:** ₪80
**Availability:** ✅ In Stock

## Summary

> ⛽ Upgrade your fuel system with leak-proof precision!

## Quick Answers

- **What is this?** JNNJ 4 Pieces Fuel Injector Return Connector, Common Rail Diesel Injector Leak Off Pipe Return Connectors, Fuel Return Line Injector Connector Fits for Diesel, for Air Water Gas Fuel Oil Pipe by jnnj
- **How much does it cost?** ₪80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/649285598-jnnj-4-pieces-fuel-injector-return-connector-common-rail-diesel)

## Best For

- jnnj enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from corrosion-resistant, high-temp plastic for long-term reliability.
- • **Leak-Free Performance:** Equipped with durable sealing rings ensuring zero fuel leakage under pressure.
- • **Versatile Connectivity:** Includes both L-shaped 2-way and T-shaped 3-way connectors to fit diverse fuel systems.
- • **Effortless Installation:** Plug-and-play design requires no cutting or modifications—get back on the road faster.
- • **Multi-Use Compatibility:** Perfect for diesel injectors, air, water, gas, and oil lines across vehicles and machinery.

## Overview

The JNNJ 4 Pieces Fuel Injector Return Connector set features durable, high-quality plastic connectors designed for diesel fuel injectors. With tight sealing rings and a mix of 2-way and 3-way connectors, it ensures leak-free, efficient fuel return line connections. Lightweight and corrosion-resistant, these connectors simplify installation without modifications, making them ideal for automotive, marine, and industrial fuel systems.

## Description

Specification: - Product name: Injector return port - Product colour: Black - Product material: Plastic - Product dimensions: 24.4*4.85*5.5mm(2-way), 37.15*4.85*5.5mm(3-way) - Product weight: 0.5kg/set - Type of application: Automotive fuel injectors - Product includes: 1*Plastic 2-way + 3*plastic 3-way Features: - High quality material, sturdy structure, corrosion resistance, high temperature resistance, lightweight and durable. - Durable design, strong and durable, smooth surface and inner wall, can be connected to a variety of pipelines and transported efficiently. - Simple and fast connection for air, water, gas, fuel, oil and inert gas lines. - Widely applicable to trucks, cars, boats, gardens, plumbing, heaters, furnace repairs, etc. - Tight connection with no leakage, can replace old or broken fittings, suitable for most cars.

Review: Good product - Arrived OK thank you
Review: Don't fit... - Part Don't fit. Although it says it do when you put reg and make of vehicle.

## Features

- 【Durable Material】: This injector return port is made of high quality plastic, stable structure, lightweight and strong, sturdy and durable, not easy to deform or break, resistant to chemical corrosion and aging, and adaptable to various weather conditions, can be used for a long time.
- 【Tight Connection】: This injector return fitting is fitted with a piece of strong and durable sealing ring on the connector to make a tight connection, no leakage during use, smooth surface and inner wall for smooth spraying of oil, making it a highly desirable replacement part.
- 【2 Shapes】: The package contains 2 types of injector return connections, 2-way L-shape connector and 3-way T-shape connector, the 2-way connector has a full length of 24.4mm and the 3-way connector has a full length of 37.15mm, both of them have an interface size of 5.5mm and an outlet of 4.85mm.
- 【Easy to Use】: This injector return fitting is easy to install and disassemble: just connect the hoses with the corresponding inner diameters to the fittings, simplifying the installation procedure, no modification, cutting or drilling, safe and tight connection, fast and efficient delivery.
- 【Package Contains】: You will get 1pc 2-way connector and 3pcs 3-way connector, 4pcs in total, widely used to connect all kinds of pneumatic pipes, suitable for hydraulic hoses, air, water, liquid, fuel, oil and gas enough for spare, easily meet your various connection needs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CSW7C8Z2 |
| Brand | JNNJ |
| Customer Reviews | 3.7 3.7 out of 5 stars (151) |
| Date First Available | 20 Jan. 2024 |
| Exterior | Plastic |
| Item Weight | 10 g |
| Item model number | JNNJ-Port |
| Manufacturer | JNNJ |
| Manufacturer part number | JNNJ-Port |
| Package Dimensions | 5.4 x 3.2 x 1.1 cm; 10 g |

## Product Details

- **Brand:** JNNJ
- **Exterior finish:** Plastic
- **Inlet connection size:** 4.85 Millimeters
- **Inlet connection type:** Compression
- **Manufacturer:** JNNJ
- **Material:** Plastic
- **Number of ports:** 5
- **Outlet connection size:** 4.85 Millimeters
- **Outlet connection type:** Compression
- **Specification met:** ISO 9001

## Images

![JNNJ 4 Pieces Fuel Injector Return Connector, Common Rail Diesel Injector Leak Off Pipe Return Connectors, Fuel Return Line Injector Connector Fits for Diesel, for Air Water Gas Fuel Oil Pipe - Image 1](https://m.media-amazon.com/images/I/51kW6h-7PUL.jpg)
![JNNJ 4 Pieces Fuel Injector Return Connector, Common Rail Diesel Injector Leak Off Pipe Return Connectors, Fuel Return Line Injector Connector Fits for Diesel, for Air Water Gas Fuel Oil Pipe - Image 2](https://m.media-amazon.com/images/I/616xgi7X7kL.jpg)
![JNNJ 4 Pieces Fuel Injector Return Connector, Common Rail Diesel Injector Leak Off Pipe Return Connectors, Fuel Return Line Injector Connector Fits for Diesel, for Air Water Gas Fuel Oil Pipe - Image 3](https://m.media-amazon.com/images/I/613POirF7eL.jpg)
![JNNJ 4 Pieces Fuel Injector Return Connector, Common Rail Diesel Injector Leak Off Pipe Return Connectors, Fuel Return Line Injector Connector Fits for Diesel, for Air Water Gas Fuel Oil Pipe - Image 4](https://m.media-amazon.com/images/I/71RBhRrqnKL.jpg)
![JNNJ 4 Pieces Fuel Injector Return Connector, Common Rail Diesel Injector Leak Off Pipe Return Connectors, Fuel Return Line Injector Connector Fits for Diesel, for Air Water Gas Fuel Oil Pipe - Image 5](https://m.media-amazon.com/images/I/513J7IkNb+L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product
*by R***N on 16 August 2025*

Arrived OK thank you

### ⭐ Don't fit...
*by P***G on 4 March 2025*

Part Don't fit. Although it says it do when you put reg and make of vehicle.

### ⭐⭐⭐⭐⭐ Dose what it's supposed to
*by S***S on 6 April 2025*

Fits perfectly

## Frequently Bought Together

- JNNJ 4 Pieces Fuel Injector Return Connector, Common Rail Diesel Injector Leak Off Pipe Return Connectors, Fuel Return Line Injector Connector Fits for Diesel, for Air Water Gas Fuel Oil Pipe
- Autobar DL01 Diesel Leak Off Kit 1m Garage Workshop Replacement Spare Part, Black

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*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-03-11*