Pilot Flying J now offers diesel exhaust fluid (DEF) at the pump at 3,000 fuel lanes across the United States. Knowing it would make refueling easier and more convenient for professional drivers, ...

The average price of U.S. diesel exhaust fluid rose 4 cents from September and October, to an average of $2.80 per gallon, reports DEF Tracker. This is the second highest average pump price in the ...

The price of diesel exhaust fluid at the pump jumped in August while tote prices remained level, according to the latest DEF Tracker price update from Integer Research.

Love’s Travel Stops announced that all of its 245 locations across the country offer diesel exhaust fluid (DEF) at the pump. Love’s began a rollout of DEF at the pump in 2011. “With construction at ...

Due to the increased sales of diesel passenger cars and SUVs, including those recently caught gaming the emissions system, a greater number of traditional, on-highway filling stations now have ...

For many years, owners of three-quarter and one-ton pickup trucks enjoyed the fact that there was no smog equipment on their trucks. But in 2008 the EPA required diesel particulate filters on all ...

DEF: Those initials may have caught your eye at the auto parts store, dealership or even your local gas station. And if you happen to have a modern diesel car or truck, you may even have added to your ...

A long-running diesel equipment headache is getting a regulatory fix in 2026, though the EPA's latest guidance also raises ...