The modern world relies on vehicles of all kinds for everything from personal transportation to the facilitation of international trade. These vehicles — which range from passenger cars and SUVs to ...

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 ...

Emissions and pollution have all but defined the current landscape of the automobile. And since 1975, with the introduction of the Clean Air Act, cleaner burning engines have been priority number one.

DEF is a key component in lowering pollutants emitted from diesel engines, helping to reduce harmful emissions. Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations ...