News
Catch up on the latest product information, installation explanations, news, events, new technologies, and more exciting content through DPFexhaust's blogs.
Why Your 2003 Cummins Exhaust Is Holding Your Truck Back — And What to Do About It
The 2003 5.9L Cummins is one of the most bulletproof diesel engines ever built — but its exhaust system is a different story. Cracking exhaust manifold gaskets, a factory turbo...
The Real Reason Your 6.4 Powerstroke EGR Keeps Failing — And How a Delete Kit Fixes It for Good
The 6.4L Powerstroke runs a dual EGR cooler system that diesel owners have been complaining about since day one — cracked coolers that drain coolant invisibly, soot-packed intake manifolds that...
2014 Ram 3500 Delete Kit: DPF, EGR & DEF Problems Solved
The 2014 Ram 3500 6.7L Cummins is one of the most capable diesel trucks ever built — but its DPF, EGR, and DEF systems are also three of the most...
Crankcase Ventilation Filter Ford 6.7: Problems & Fixes
If you own a Ford 6.7L Powerstroke, the crankcase ventilation system is one maintenance headache that never fully goes away. The stock CCV filter clogs faster than Ford admits, oil...
Best DPF Delete 6.7 Cummins Solutions (2007.5–2025 Guide)
The 6.7L Cummins is one of the most reliable diesel engines ever built — until the DPF system starts acting up. If you own a 2003–2025 Dodge Ram with a...
What Is DPF Exhaust & Why It Matters — Complete Diesel DPF Delete Guide
Every diesel truck owner has a DPF story — the check engine light that won't go away, the fuel-burning regen cycle that hits every 300 miles, or the $3,000 repair...
Diesel Truck Exhaust Systems: Top Problems, Fixes & Delete Kit Solutions
DPF regen cycles that eat fuel every 300 miles. Back pressure quietly strangling your horsepower. DEF sensors are failing without warning and throwing you into a 5 mph derate. These...
Best LML Delete Kit — DPF, EGR & DEF All-in-One Delete Kit for Duramax
The LML Duramax is a capable, tuneable engine — but DEF system failures, endless DPF regens, and EGR soot buildup are the top complaints on every diesel forum. Worse, touch...
Best Delete Kit for 6.7 Cummins — DPF, EGR & DEF All-in-One Kits (2013–2021)
The 6.7 Cummins is one of the most capable diesel engines ever built — but the DPF, EGR, and DEF systems bolted on top of it are quietly strangling its...
6.7 Powerstroke CCV reroute installed but leaking oil? Let us help.
Experiencing oil leaks after installing a CCV reroute on your 6.7 Powerstroke? This guide explains why the factory CCV system causes issues, breaks down upgrade options, and reveals the three...
