DEF stands for diesel exhaust fluid, and it is mandatory for all semi-trucks to use it in the United States. Here's why and ...

In this video, we explore the consequences of accidentally adding DEF fluid to a diesel tank, which contaminated the entire fuel system of a low-mileage truck. A professional assessment was conducted ...

Easily Clean the Entire SCR DEF System Under certain conditions, the water in DEF can evaporate, leaving behind white crystal ...

The letters DEF stand for diesel exhaust fluid. Sometimes, you'll hear people refer to it as DEF fluid, and all three formats are acceptable. If you're interested in learning more about DEF ...

I recently read a pretty startling statistic—in the next year, the off-highway engine market will consume about 20 million gallons of Diesel Exhaust Fluid (DEF). In the next five years that ...

Around last May, Facebook posts began circulating regarding an impending shortage of diesel exhaust fluid (DEF) due to various sinister reasons. DEF is required to be sprayed into diesel exhaust ...

KILLDEER — For the Western Choice Cooperative in Killdeer, N.D., its long history of serving people in the Midwest continues ...

One of the systems that needs routine cleaning is the Diesel Exhaust Fluid (DEF) / AdBlue® / Selective Catalytic Reduction (SCR) system. Rislone has just the thing with its new DEF Crystal Clean ...

Caption Catalyzed Diesel Exhaust Fluid (Cat-DEF™) is one of three SwRI-developed technologies recognized by R&D Magazine as one of the most significant innovations of 2021. The Cat-DEF ...

DEF stands for “diesel exhaust fluid,” also known by the brand AdBlue®. It’s a chemical used in the SCR system of modern diesel vehicles to convert the harmful nitrogen oxides in vehicle ...