Most diesel truck owners understand how to put diesel exhaust fluid (DEF) in their trucks. However, some make the mistake of getting DEF in their fuel tank instead of the dedicated DEF tank. As the ...

Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations in 2010 when the Environmental Protection Agency mandated selective catalytic reduction technology. Selective ...

This is the kind of question where we'd better talk about terms before answering it. That's because AdBlue is a brand name for what folks in the United States usually call diesel exhaust fluid — aka ...