EngineGo Blog Center
Welcome to the EngineGo Blog Center — your go-to source for everything related to diesel truck exhaust systems. Whether you're driving a Powerstroke, Duramax, Cummins, EcoDiesel, or another powerhouse, our blog delivers in-depth insights into factory exhaust setups, common modification methods, product breakdowns, and expert guidance on choosing the right upgrade for your build.
From understanding stock components to exploring performance-enhancing mods, we help you make informed decisions tailored to your truck's needs. Before performing any modifications, always consult and comply with your local laws and regulations.
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June 30, 2026
Best 6.7 Cummins Upgrades for Towing and MPG
Ask any diesel guy what truck to buy if you tow heavy, and the 6.7L Cummins is always in the conversation. That big inline-six makes its torque down low where towing lives — but a stock, emissions-equipped 6.7 Cummins leaves real towing capability and fuel economy on the table. The right upgrades fix both at once: a truck that tows cooler and more reliably and gives back MPG you're currently burning on regens and restrictions. This guide ranks the best 6.7 Cummins upgrades for towing and MPG, from the single biggest win to the supporting mods, plus a real-world strategy for squeezing out fuel economy.
June 29, 2026
L5P DPF Delete Pipe Buyer's Guide: What 2017–2024 Duramax Owners Need to Know
If you run a 2017–2024 Chevy Silverado or GMC Sierra 2500/3500 with the 6.6L L5P Duramax, the diesel particulate filter (DPF) is the single biggest restriction in your exhaust — and the source of most regen headaches, fuel-economy losses, and limp-mode scares. A L5P DPF delete pipe swaps that clogged, expensive factory filter for a straight, free-flowing pipe. This buyer's guide breaks down pipe diameters, materials, fitment by year, and the one thing you absolutely cannot skip: the tune.
June 28, 2026
LML EGR Delete Kit Buyer's Guide: Everything 2011–2016 Duramax Owners Need to Know
If you own a 2011–2016 Chevy Silverado or GMC Sierra 2500/3500 with the 6.6L LML Duramax, there's a good chance the EGR system is already costing you money — or about to. The LML's EGR cooler is one of the most failure-pro ne emissions parts on the truck, and once it goes, it can take your coolant, your intake, and your weekend with it. This LML EGR delete kit buyer's guide walks you through exactly what fails, what parts you actually ne ed, and how to pick a kit that bolts on right the first time.
June 27, 2026
LMM EGR Delete Kit Buyer's Guide: What 2007.5–2010 Duramax Owners Need to Know
If you own a 2007.5–2010 Chevy Silverado or GMC Sierra 2500HD/3500HD with the 6.6L LMM Duramax, the EGR system is one of the most common reasons these trucks end up in the shop. Carbon-fouled intakes, cracked EGR coolers, and coolant disappearing into the engine are all classic LMM problems — and they keep coming back as long as the EGR is in place. This LMM EGR delete kit buyer's guide covers what fails, the exact parts you need, and how to choose a kit that installs right the first time.
June 25, 2026
DEF Delete Kit Buyer's Guide: Cost, Parts & Best Kits
If you own a late-model diesel, odds are you've already met the DEF system — usually when the dash lit up, the truck threw a derate, and a shop quoted you four figures for an injector you'd never heard of. A DEF delete kit is how a lot of owners get out from under that system for off-road and competition trucks. This guide breaks down exactly what a DEF delete kit is, which parts come out, what it costs you to keep the system versus delete it, and how fitment works across the 6.7 Powerstroke, 6.7 Cummins, and Duramax platforms.
Let's get into it.
June 24, 2026
LML Duramax EGR Delete Kit: Step-by-Step Installation Guide
If you own a 2011 to 2016 GM Duramax, you already know the LML's emissions hardware is the weak link in an otherwise bulletproof truck. The EGR cooler clogs, the intake fouls with soot, and one cracked cooler can dump coolant straight into your engine. Installing an LML Duramax EGR delete kit is the most common fix owners reach for, and done right, it's a weekend job in your own driveway.
This guide walks through exactly what's in a quality LML EGR delete kit, the LML-specific quirks that trip people up, and a clean step-by-step install. We'll also cover real-world results and whether you should pair it with a DPF delete.
