Diesel engines are disappearing from smaller cars and SUVs in the U.S. thanks to a series of emissions scandals since Dieselgate. But there are still plenty of heavy-duty pickups and larger trucks ...

Diesel Exhaust Fluid (DEF) is a crucial component in modern diesel vehicles, introduced to comply with US Environmental Protection Agency (EPA) regulations that began in 2010. It's a solution made up ...

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 ...

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 ...

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 ...

Diesel fuel has undoubtedly taken a lump or two over the last decade-and-a-half. But even Volkswagen's infamous "Dieselgate" scandal couldn't completely derail diesel engines as a viable, more ...

The Trump administration has issued new guidance on diesel exhaust fluid (DEF) systems aimed at avoiding sudden engine shutdowns that sideline trucks and cost truckers money. U.S. Environmental ...

According to the Farmer's Almanac, the winter of 2020 will be filled with bitterly cold weather from the eastern parts of the Rockies and east to the Appalachian Mountains and Northeast U.S. However, ...