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

One of the many things we love about running a diesel engine is how long it will run. You can pack in a lot of mileage without needing major repair - as long as you take care of the motor and keep ...

Diesel Exhaust Fluid helps reduce your vehicle's pollution, and it has to be refilled. If you only need a little at a time, ...

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 ...

Diesel exhaust fluid (DEF) is not volatile—it’s noncombustible, nonhazardous and not a pollutant—but if contaminated or improperly managed, it can have significant consequences for engine emissions ...

The Environmental Protection Agency on Tuesday announced a "fix" to "protect American farmers, truckers, and other diesel equipment operators from sudden speed and power losses caused by diesel ...

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 ...

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 ...

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 ...

A contributor to CarBuzz since April 2025, Ben also was a finalist in The Intercooler Young Writer Compition in 2021, has done a placement with AutoCar, and runs his own independant automotive blog.