Diesel engines can be more efficient than gasoline engines, but that's largely due to DEF. Here's what it does, how it helps, ...

Diesel Exhaust Fluid (DEF) is a crucial component in modern diesel vehicles, introduced to comply with US Environmental Protection Agency (EPA) regulations that began in 2010. It's a solution made up ...

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 ...

Maintaining optimal performance and ensuring compliance with emissions standards go hand in hand for operators of diesel trucks. Diesel Exhaust Fluid (DEF) is a critical component in achieving both.

This is part of FleetOwner's Fleets Explained, a Trucking 101 series to break down aspects of the trucking and fleet management industries. You can read more from the ...

DES MOINES, Iowa (IOWA CAPITAL DISPATCH) - U.S. Environmental Protection Agency Administrator Lee Zeldin announced guidance Tuesday for engine and equipment manufacturers to prevent sudden shutdowns ...