How does the DPF filter work, Matthew Paul Argall [Public domain], from Wikimedia Commons
![How does the DPF filter work, Matthew Paul Argall [Public domain], from Wikimedia Commons](https://exhaust.pl/wp-content/uploads/2019/02/how-does-the-dpf-filter-work-matthew-paul-argall-public-domain-from-wikimedia-commons.jpg)