Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations in 2010 when the Environmental Protection Agency mandated selective catalytic reduction technology. Selective ...

Diesel, once a bastion of the future and a savior of fuel economy, has found itself in a very different place since the industry-shaking Diesel Gate incident of 2015. It went from what was seen as the ...

With the Environmental Protection Agency enacting stricter diesel engine emissions restrictions in 2010 and Volkswagen infamously getting caught dodging them less than a decade later, diesel power has ...

Selective catalytic reduction uses ammonia to break down NOx emissions into harmless nitrogen and water. It does this by first routing exhaust gases through an oxidation catalyst, which removes ...

The Environmental Protection Agency announced it is taking actions to ease the frustration and disruptions around sudden “derates” of diesel engines when they run out of diesel exhaust fluid or have a ...

EPA is rolling out new guidance for manufacturers of farm equipment and other heavy-duty vehicles, removing regulatory red tape requiring diesel-powered farm equipment to reduce engine torque ...