News

Catch up on the latest product information, installation explanations, news, events, new technologies, and more exciting content through DPFexhaust's blogs.

6.7 Powerstroke 4 Inch vs 5 Inch Exhaust Sound: The Ultimate Comparison (Drone, Tone, and Performance Myth Busted)

Before you buy your 6.7 Powerstroke delete pipe/exhaust, find out if the 5-inch pipe is truly necessary and how much worse the highway drone is compared to the 4-inch system...

November 30, 2025Lawrence Z

Stop Overheating on Grades: The Ultimate Guide to the Best 6.7 Powerstroke Delete Kit for Towing Reliability

The best 6.7 Powerstroke delete kit for towing reliability combines a 4-inch stainless steel exhaust (for optimal backpressure) with a custom tow tune that includes TCM tuning. This setup prioritizes...

November 28, 2025Lawrence Z

Pass-Through vs. Full Removal EGR Delete for 2015 F-350: Which is Safer?

Both methods disable the EGR, but only one guarantees your engine is safe from coolant leaks. We break down the mechanical differences between blocking it off and ripping it out

November 21, 2025Lawrence Z