Which diesel exhaust fluid is best? When you have a diesel vehicle, besides adding fuel, you need to add diesel exhaust fluid. Diesel-powered vehicles require diesel exhaust fluid to reduce engine ...

The EPA is escalating its response to consumer complaints regarding DEF system failures, announcing a new investigation aimed ...

With 2020 being dominated by challenges caused by COVID-19, some diesel-powered vehicles have likely been out of service for a long time. This includes buses, motorcoaches, trucks, and other fleet ...

The EPA questions if diesel DEF de-rates are essential for emissions compliance. Could changes be on the horizon? Discover ...

Diesel engines are known for several things. Power and torque are the biggest attractions, but there is another attribute that drivers like. They can rack up a lot of mileage without needing major ...

Here is a look at the residue diesel exhaust fluid (DEF) leaves behind on ’11 and newer Ford Power Strokes…It is very similar to road salt you’d see in winter time—and urea is even used as a ...