The GM Duramax 3.0L LZ0 engine relies on a Diesel Particulate Filter, or DPF, to reduce emissions. Now, we're taking a closer look at the DPF on the 3.0L LZ0.

The Diesel Particulate Filter (DPF) is an important part of modern diesel vehicles that many people don’t understand. The DPF’s main job is to catch harmful soot and ash from the exhaust stream before ...

If you've ever had to sit and wait for regen or change a diesel particulate filter, you know what a pain ash can be for uptime. But what is it, where does it come from, and in an age where Class 8 ...