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.

Cobus has never been able to keep his car opinions to himself and at age 12, he expressed them in no uncertain terms to a certain motoring magazine’s editor. It was the first of many times he would be ...

Fleets running post-2007 model year trucks will soon need to develop a diesel particulate filter (DPF) cleaning program. While the DPFs, found on all truck makes since 2007, have thus far exceeded EPA ...

Millions of diesel drivers are sitting on a component most have never thought about, and getting it wrong can fail an MOT, ...