---
product_id: 39764602
title: "DEF LB7 Injector Return Line Bolt Replacement for 2001-2004 2500 Diesel 6.6L Duramax Return Fuel Line (Bolt (8 PCS))"
brand: "def"
price: "€ 34.05"
currency: EUR
in_stock: true
reviews_count: 8
url: https://www.desertcart.it/products/39764602-def-lb7-injector-return-line-bolt-replacement-for-2001-2004
store_origin: IT
region: Italy
---

# 8 PCS 10.9 Strength Stainless Steel DEF LB7 Injector Return Line Bolt Replacement for 2001-2004 2500 Diesel 6.6L Duramax Return Fuel Line (Bolt (8 PCS))

**Brand:** def
**Price:** € 34.05
**Availability:** ✅ In Stock

## Summary

> 🔧 Secure Your Ride with Confidence!

## Quick Answers

- **What is this?** DEF LB7 Injector Return Line Bolt Replacement for 2001-2004 2500 Diesel 6.6L Duramax Return Fuel Line (Bolt (8 PCS)) by def
- **How much does it cost?** € 34.05 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/39764602-def-lb7-injector-return-line-bolt-replacement-for-2001-2004)

## Best For

- def enthusiasts

## Why This Product

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

## Key Features

- • **Complete Set:** Includes 8 bolts for a comprehensive replacement.
- • **Durable Material:** Crafted from high-strength stainless steel for longevity.
- • **Easy Installation:** User-friendly design for hassle-free reassembly.
- • **Enhanced Performance:** Maintains proper torque for optimal engine function.
- • **Precision Engineering:** Designed for a perfect fit, ensuring no fuel leaks.

## Overview

The DEF LB7 Injector Return Line Bolt Replacement set is specifically designed for 2001-2004 Chevy Silverado and GMC Sierra Duramax 2500 models. Made from high-strength stainless steel, this 8-piece set ensures a secure and leak-free connection for your diesel engine's return fuel line, enhancing performance and reliability.

## Description

DEF LB7 Injector Return Line Bolt Replacement for 2001-2004 2500 Diesel 6.6L Duramax Return Fuel Line (Bolt (8 PCS))

## Features

- Replacement for: LB7 6.6L 2001-2004:Chevy Silverado Duramax 2500,GMC Sierra Duramax 2500,Chevy Kodiak,GMC Topkick Diesel.
- REPLACES PART NUMBER: 97228929.
- MATERIAL: Stainless steel,10.9 level high strength bolt
- FEATURE: This is crucial for accurate torque during reassembly to avoid a fuel leak at the return line fitting,can keep the proper distance with other engine parts, which can make the parts more secure and lasting work.
- PACKAGE INCLUDES: One set contains 8 bolts

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Iron |
| Exterior Finish | Stainless Steel |
| Fastener Type | Injector Bolt |
| Brand | DEF |
| Item Diameter | 7 Millimeters |
| Size | Bolt (8 PCS) |
| Manufacturer | DEF |
| Item Weight | 4.6 ounces |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | SS-XL-AD07-8 |

## Images

![DEF LB7 Injector Return Line Bolt Replacement for 2001-2004 2500 Diesel 6.6L Duramax Return Fuel Line (Bolt (8 PCS)) - Image 1](https://m.media-amazon.com/images/I/61AYW2AL04L.jpg)
![DEF LB7 Injector Return Line Bolt Replacement for 2001-2004 2500 Diesel 6.6L Duramax Return Fuel Line (Bolt (8 PCS)) - Image 2](https://m.media-amazon.com/images/I/61oXkhqke-L.jpg)
![DEF LB7 Injector Return Line Bolt Replacement for 2001-2004 2500 Diesel 6.6L Duramax Return Fuel Line (Bolt (8 PCS)) - Image 3](https://m.media-amazon.com/images/I/61XbT7zpkIL.jpg)
![DEF LB7 Injector Return Line Bolt Replacement for 2001-2004 2500 Diesel 6.6L Duramax Return Fuel Line (Bolt (8 PCS)) - Image 4](https://m.media-amazon.com/images/I/51v8W6FSnXL.jpg)
![DEF LB7 Injector Return Line Bolt Replacement for 2001-2004 2500 Diesel 6.6L Duramax Return Fuel Line (Bolt (8 PCS)) - Image 5](https://m.media-amazon.com/images/I/51CTzV3fQ2L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Sleeves
  

*by D***E on Reviewed in the United States on March 22, 2024*

Haven't used these yet.  Shipping was good.  They look new.  Will find out next month if the are good.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great fit
  

*by A***N on Reviewed in the United States on December 18, 2023*

Exactly like oem

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Best price for same product
  

*by S***J on Reviewed in the United States on January 6, 2019*

These worked great for my injector job! I would definitely buy these again! No issue what so ever. Reviewers might should have sent back their product for an exchange. Mine were in perfect condition and I’ve put 8000 on my new SAC 45 over LB7 injectors and have zero problems

---

## 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.it/products/39764602-def-lb7-injector-return-line-bolt-replacement-for-2001-2004](https://www.desertcart.it/products/39764602-def-lb7-injector-return-line-bolt-replacement-for-2001-2004)

---

*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-02-23*