If you own a diesel car, chances are it's fitted with a Diesel Particulate Filter — DPF for short. They can be a source of problems but our guide will help you avoid them. How Diesel Particulate ...
The diesel particulate filter (DPF) has continued to improve over its 15-year existence. So have other components of aftertreatment systems (ATS) that help send cleaner exhaust through the DPF.