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Maximize the performance of your Ford Powerstroke, GM Duramax, or Dodge Ram Cummins with expert insights, including comprehensive buying guides, installation tips, and solutions to common issues.
Dodge Charger Active Exhaust Rattle: Symptoms & Fixes
We know how annoying that rattle gets when you just want to enjoy your muscle car. Our guide helps you...
Dodge Exhaust Upgrades with Valve Simulators: Fix CEL Codes
We have helped many Mopar fans avoid common problems with exhaust changes. Now we share what works best so you...
How to Identify and Fix a 6.7 Powerstroke Oil Leak Fast
In this article, you'll learn the main leak points, what causes the leaks, and how to prevent costly mistakes when...
6 Leaking Valve Cover Gasket Symptoms You Shouldn't Ignore
We know how stressful it feels when your car shows new warning signs. That is why we put together this...
How to Fix a P0299 Code on 6.7 Powerstroke Diesel
Now we share what causes a P0299 code and the exact steps to diagnose and repair the P0299 on the...
How to Fast Diagnose & Fix 7.3 Powerstroke P1249 Code
Now we walk you through everything step by step so you can fix your 7.3 Powerstroke P1249 code and get...
7.3 Powerstroke P1316 Code: Symptoms, Causes & Fixes
Keep reading to learn the real causes and exact steps we use to resolve the P1316 code on the 7.3...
11 Common 7.3 PowerStroke Problems You Should Know
Here we list 7.3 Powerstroke 11 known common issues, such as sensor failure and leaks. We cover no-start problems, cold...
7 Bad 6.7 Cummins EGR Valve Symptoms You Shouldn’t Ignore
We just listed the main signs in short. This guide will walk you through the 7 signs of a failing...
Ultimate Guides Here!
Newbie-friendly guidelines for your diesel engine.
Newbie-friendly guidelines for your diesel engine.
Delete a 6.7 Powerstroke: Everything You Need to Know
In this article, we'll break down everything you need to know about a 6.7 Powerstroke delete kit. From what it involves to the benefits, risks, cons, and how it works,...
6.7 Cummins Engine: Everything You Need to Know
This ultimate guide covers everything you need to know about the 6.7 Cummins engine. Follow the guide below and unlock the full potential of your 6.7 Cummins.
L5P Duramax Ultimate Guide: Specs, Issues & Reliability
Let me share all the details. Get the L5P Duramax Ultimate Guide with specs, reliability, problems, maintenance, power potential, tuning tips, and key model-year updates for Chevy/Chevrolet for owners today.
5.7L HEMI Engine Specs, Reliability & Upgrades (2026)
In this guide, we will go over the classic Ram, Chrysler, and Dodge 5.7 HEMI engine specs, its reliability, and the best upgrades to enhance its performance and keep it...
Ultimate AFM DFM Disabler Guide to Disable V4 Mode
This guide explains the workings of AFM and DFM, the reasons V4 mode leads to shudder, throttle lag, and potential long-term lifter issues, and how disablers solve the problem.
Ultimate 6.0 Powerstroke Upgrades and Bulletproofing
This guide walks you through the two kinds of upgrades (Reliability and Performance) in the right order, with real costs and real advice from our experience working with these trucks....
Best Upgrades for L5p Duramax: Enhance Power and Reliability
We put together this guide after testing L5P upgrades on our own rigs. It helps you pick the right performance parts for your goals.
Product Overview
Complete guides for our products including what it is, how it works, how to install, and common problems.
Complete guides for our products including what it is, how it works, how to install, and common problems.
LML Duramax EGR & DPF Delete: Pros and Cons (2026 Guide)
Let's go ahead! Discover the real LML Duramax EGR DPF delete pros and cons. Learn about performance gains, fuel economy, and legal risks before deleting your Duramax emissions system.
6.7 Powerstroke EGR Delete Pros and Cons You Must Know
In this article, we outline the 6.7 Powerstroke EGR delete pros and cons every owner should be aware of. Keep reading.
6.7 Cummins Delete Pros and Cons: Should You Do It in 2026?
Based on years of diesel tuning experience and real-world owner feedback, this guide will outline the pros and cons of a 6.7 Cummins delete—before you decide.
AFM Disabler Pros and Cons: You Should Know Before Buying
This guide breaks down exactly what an AFM disabler does. It covers the real-world AFM disabler pros and cons, and whether it's actually worth installing on your Silverado or Sierra...
Related Knowledge
Understanding the basics of your engine exhaust system: what it is, how it works, common issues, and fixes.
Understanding the basics of your engine exhaust system: what it is, how it works, common issues, and fixes.
11 AFM Lifter Failure Symptoms | Prevent Collapsed Lifters
This article goes over the main 5.3 lifter failure symptoms, breaks down why lifters go bad, and points out red flags to watch for. You'll learn practical tips on how...
Bad EGR Valve Symptoms & Fixes: Clean, Replace, or Delete It
Read on. I will share what the EGR does, 10 common faulty EGR valve symptoms, and how to diagnose the issues. Identifying these bad EGR valve symptoms early before they...
DPF Regeneration Failure Explained and Proven Fixes
Knowing why regeneration is not working and how to correct it promptly can save you a lot of money and time.
OBD-II Trouble Code Guide
Use our simple OBD-II guides to quickly find the course, identify the issue, and possible fixes.
Use our simple OBD-II guides to quickly find the course, identify the issue, and possible fixes.
P0401 EGR Insufficient Flow: What Causes It and How to Fix?
This article explains what the P0401 code means, why it happens, and how to fix it the right way. You will learn the key symptoms, common causes, and the best...
How to Fix P0404 Code: EGR Causes & Solutions
Now, let's look at why this P0404 code happens. We will cover causes, symptoms, and fixes step by step.
What Is the P2463 Fault Code and How to Fix It Fast
In this guide, you'll learn what the P2463 code means, common symptoms, causes, and how to fix it step by step. We'll cover how to diagnose DPF pressure sensor issues,...