---
product_id: 241254498
title: "Fuel Filter DGF429 | Compatible with Chevrolet/GMC 6.6L Duramax 2500HD, 3500HD 2017-2019, Chevrolet/GMC 3.0L Duramax 2500HD, 3500HD 2020+ | Replaces TP1015"
brand: "doc's diesel"
price: "$90"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/241254498-fuel-filter-dgf429-compatible-with-chevrolet-gmc-6-6l-duramax
store_origin: NZ
region: New Zealand
---

# 3 Micron filtration @ 96.92% efficiency Maximized filtration media surface area Direct fit for 2017-2025 Duramax 2500HD/3500HD Fuel Filter DGF429 | Compatible with Chevrolet/GMC 6.6L Duramax 2500HD, 3500HD 2017-2019, Chevrolet/GMC 3.0L Duramax 2500HD, 3500HD 2020+ | Replaces TP1015

**Brand:** doc's diesel
**Price:** $90
**Availability:** ✅ In Stock

## Summary

> ⛽ Filter smarter, drive stronger — don’t let your Duramax miss a beat!

## Quick Answers

- **What is this?** Fuel Filter DGF429 | Compatible with Chevrolet/GMC 6.6L Duramax 2500HD, 3500HD 2017-2019, Chevrolet/GMC 3.0L Duramax 2500HD, 3500HD 2020+ | Replaces TP1015 by doc's diesel
- **How much does it cost?** $90 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/241254498-fuel-filter-dgf429-compatible-with-chevrolet-gmc-6-6l-duramax)

## Best For

- doc's diesel enthusiasts

## Why This Product

- Trusted doc's diesel brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Boosted Performance:** Optimizes fuel flow & pressure for sharper acceleration and better fuel economy.
- • **Seamless Compatibility:** Perfectly engineered for Chevrolet/GMC Duramax 6.6L & 3.0L trucks (2017-2025).
- • **Easy Maintenance Reminder:** Replace every 5,000-10,000 miles to keep your diesel running flawless.
- • **Trusted Quality Assurance:** Third-party tested with near 97% efficiency at 3 microns—no compromises.
- • **Precision Filtration Power:** Removes water, dirt, rust & debris to protect your engine’s heart.

## Overview

Doc's Diesel Fuel Filter DGF429 is a high-efficiency replacement filter designed for Chevrolet/GMC Duramax 2500HD and 3500HD trucks (2017-2025). Featuring 3-micron filtration at 96.92% efficiency, it removes contaminants like water, rust, and debris to protect your fuel system and enhance engine performance. Built with premium materials and tested for reliability, it ensures optimal fuel flow and pressure, improving acceleration and fuel economy. Compatible with multiple OEM part numbers, it’s the smart upgrade for maintaining peak diesel power.

## Description

Doc's Diesel Fuel Filter DGF429 | Compatible with Chevrolet/GMC 6.6L Duramax 2500HD, 3500HD 2017-2019, Chevrolet/GMC 3.0L Duramax 2500HD, 3500HD 2020+ | Replaces TP1015

## Features

- DOC'S DIESEL FUEL FILTERS - Doc's Fuel Filters remove contaminants like separate water from dirt, rust, and debris, protecting fuel system components and ensuring peak engine performance. They optimize fuel flow and pressure, enhancing acceleration, fuel economy, and vehicle performance. With a focus on maximizing filtration media surface area, our high-quality filters come complete with o-rings as needed.
- INTERCHANGE - Replaces AC/Delco TP1015, Replaces Wix WF10451, Replaces Premium Guard DF99173, Replaces Purolator F21393
- FITMENT - Compatible with 2017-2019 Chevrolet/GMC 6.6L Duramax 2500HD, 3500HD, 2020-2025 Chevrolet/GMC 3.0L Duramax 2500HD, 3500HD
- THIRD PARTY TESTED - 3 Micron @ 96.92% Efficiency Rating
- REPLACEMENT GUIDELINES - Above all recommendations, change according to your vehicle’s manufacturer warranty. Fuel Filters should be changed every 5,000 to 10,000 miles, or 15,000 maximum.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Doc's Diesel |
| Product Grade | Replacement Part |
| Outer Material | Carbon Steel |
| Vehicle Service Type | Truck |
| Item Weight | 0.38 Kilograms |
| Style | Modern |
| Manufacturer | Doc's Auto Parts |
| Item Weight | 13.4 ounces |
| Package Dimensions | 4.69 x 4.02 x 3.98 inches |
| Manufacturer Part Number | DFD429 |

## Product Details

- **Brand:** Doc's Diesel
- **Product Grade:** Replacement Part
- **Outer Material:** Carbon Steel
- **Vehicle Service Type:** Truck
- **Item Weight:** 0.38 Kilograms

## Images

![Fuel Filter DGF429 | Compatible with Chevrolet/GMC 6.6L Duramax 2500HD, 3500HD 2017-2019, Chevrolet/GMC 3.0L Duramax 2500HD, 3500HD 2020+ | Replaces TP1015 - Image 1](https://m.media-amazon.com/images/I/61QobqeyAKL.jpg)

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**Shop now:** [https://www.desertcart.nz/products/241254498-fuel-filter-dgf429-compatible-with-chevrolet-gmc-6-6l-duramax](https://www.desertcart.nz/products/241254498-fuel-filter-dgf429-compatible-with-chevrolet-gmc-6-6l-duramax)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-11*