Diesel cars, although extremely popular because of their speed and comfort of driving, have one major drawback. They produce exhaust fumes contaminated with soot and solid particles which negatively ...

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.

Diesel particulate filters appeared in 2007 model-year trucks. After nearly 10 years we are still grappling with maintenance issues. Diesel particulate filters appeared in 2007 model-year trucks.

The role of a DPF, or diesel particulate filter, in a modern automobile is an important one. As the name implies, the DPF works to filter out particulate matter in diesel vehicles — more specifically, ...

As engine oil suppliers develop new formulations to protect diesel engines and enhance their efficiency, some are paying particularly close attention to the performance of exhaust aftertreatment ...

We’re just now beginning to accept that we have to do things differently from what we have always done in order to maintain our aftertreatment systems. We’ve had 14 years to figure it out, yet diesel ...

Increasingly stringent diesel engine exhaust emissions regulations have, over the past 20 years, reduced output of nitrogen oxides (NOx) by 95% and particulate emissions by 90% in heavy trucks. These ...