Diesel Emission Parts

Explore expert guides on diesel emission parts for Cummins, Powerstroke, and Duramax engines. Learn how DPF, DEF, EGR, and CCV systems work—and how to upgrade or maintain them.
September 05, 2025

What Does P04DB Mean? How to Diagnose and Fix It

This article explains the P04DB OBD code for diesel trucks. Read on to learn common symptoms, likely causes, step-by-step diagnostic checks mechanics use, repair options and cost ranges, and practical prevention tips for both street and race applications. It is written for DIY owners and service technicians seeking reliable, actionable guidance.
August 22, 2025

How to Delete 2013-2017 6.7L Cummins Diesel Truck

This guide outlines what a "delete" entails for 2013–2017 6.7L Cummins trucks and answers common owner questions about components, sequencing, tuning needs, and choosing DIY versus professional installation. It also highlights legal considerations and legal alternatives for track or off-road use.
August 15, 2025

How to Delete a 2011-2019 Powerstroke Diesel Truck

This guide explains deleting a 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 & 2019 Ford 6.7L Powerstroke (F-250, F-350, F-450). It outlines what components are affected, risks, tuning needs, and whether to DIY or hire a shop, giving you clear answers to common delete questions for these model years.
August 11, 2025

What Is a Straight Pipe? Guide to Performance, Noise and Legality

This article explains what a straight pipe exhaust is, why enthusiasts install one, and the real tradeoffs involved. You'll learn expected performance and sound changes, safety and legal concerns, installation basics, and practical tips for truck and diesel owners so you can decide whether a straight pipe makes sense for your use case.
August 01, 2025

Prevent and Fix P2003 Code: Your Diesel DPF Troubleshooting Guide

This article covers everything you need to know about the OBD‑II code P2003. You’ll learn how to recognize its symptoms, identify common root causes, follow a step‑by‑step diagnostic process, and explore repair options with typical U.S. costs.
July 29, 2025

How to Diagnose and Repair P2002 DPF Code on Your Diesel Truck

This article walks you through everything you need to know about the OBD‑II code P2002. You’ll learn how the DPF system works, common symptoms and root causes, step‑by‑step diagnostic methods, repair options with typical U.S. costs, and practical maintenance tips to help you avoid or resolve P2002 issues.

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