DEF is a key component in lowering pollutants emitted from diesel engines, helping to reduce harmful emissions.

That all said, the fuel savings does come at the cost of the consumable diesel exhaust fluid. DEF is a mixture of synthetic ...

JohnDow Industries Inc. is introducing a new, expanded Diesel Emission Fluid (DEF) product line within its Service Equipment division. DEF is a UREA-based fluid specifically engineered for diesel ...

The modern world relies on diesel fuel for everything from personal transportation and hauling products and goods across the country to powering construction equipment and farming implements. While ...

If you're short on time, here's what you should know. The primary claim made in the viral Facebook post was that Union Pacific was placing an embargo on Pilot Flying J. That supposed embargo would ...

Pilot Travel Centers today, Sept. 15, began operating two diesel exhaust fluid (DEF) fuel island pumps in preparation for serving vehicles equipped with selective catalytic reduction (SCR) to meet ...

In 2004 the Environmental Protection Agency (EPA) signed the final rule introducing Tier 4 emission standards. The goals of the regulation are designed to preserve and improve health, but the rules ...

Truckers can now buy diesel exhaust fluid (DEF) right at the fuel island at the Brooks, OR, Pilot Travel Center for $2.79 a gallon Truckers can now buy diesel exhaust fluid (DEF) right at the fuel ...

Multi Service Corp. has announced that fleets with vehicles using selective catalytic reduction (SCR) to comply with 2010 EPA diesel emissions regulations will be able to use its MS Fuel Card to ...

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 ...

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 ...