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

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 ...

Rislone DEF Crystal Clean Protects Diesel Emissions and Exhaust Systems Most drivers know the consequences of running out of fuel: The car or truck will stop running, and they’ll be stranded. But what ...

Since 2010, diesel-powered on-highway trucks in North America have been using selective catalytic reduction (SCR) as an exhaust after-treatment technique to control nitrogen-oxide (NOx) emissions. And ...

Lee Zeldin is administrator of the U.S. Environmental Protection Agency. Kelly Loeffler is administrator of the U.S. Small Business Administration. The U.S. Environmental Protection Agency, working ...

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 ...

GREENVILLE, NC (WNCT) — Sheetz locations that offer Diesel Exhaust Fluid (DEF) could save diesel drivers $15-$75. Typically the product costs $3.50 a gallon, but with this recent announcement, diesel ...

As a diesel owner, I know the hectic heartbreak of trying to keep such an unpopular drivetrain up and running in the U.S. Most people think of big semi trucks when they think of diesel, or they think ...

How to make sure a diesel engine will turn over despite what the thermometer reads Don’t Let Winter Stop Your Truck Cold ...

One of the many things we love about running a diesel engine is how long it will run. You can pack in a lot of mileage without needing major repair - as long as you take care of the motor and keep ...

Diesel Exhaust Fluid (DEF) contamination with Fuel System Icing Inhibitor (FSII) is a very serious threat to the aircraft fueling system. There have been multiple incidents where DEF was mistaken for ...