Diesel exhaust fluid is essential for keeping your engine functioning without letting off too many emissions. But it doesn't ...

Added information on DEF / DPF system history for on-road and off-road diesel-powered vehicles and equipment. The run of ...

The EPA’s updated guidance, announced Friday, allows truck manufacturers to bypass sensors that monitor the quality of DEF.

At the Great American Agriculture Celebration on the White House South Lawn Friday, President Trump announced that the ...

Smoke bellows from the exhaust stacks of a tractor in Miami, Florida. Trucking groups hailed the EPA’s action to rescind a ...

EPA changes its diesel exhaust fluid sensor policy. The post DEF sensors no longer required on trucks, other diesel equipment: EPA appeared first on FreightWaves.

On Friday, the U.S. Environmental Protection Agency released the following: Today, at the White House Great American Agriculture Celebration, President Trump announced another decisive action U.S.

EPA is removing DEF sensor requirements to end costly equipment shutdowns and save farmers an estimated $4.4 billion annually ...

The White House came alive today with the Great American Agriculture Celebration, but the real fireworks happened when ...

New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary ...

Republican lawmakers introduce a bill to stop the EPA from "criminalizing" farmers and truckers over emissions equipment.

Retail DEF prices have managed to stay steady since the start of the Iran war; will it continue? The post DEF pump prices, so ...