With all the commotion caused by Volkswagen and the Dieselgate scandal in recent years, the pressure on carmakers to reduce the levels of harmful pollutants coming from their cars in higher than ever.

The emission measurement procedure using the “free acceleration” method has caused many diesel vehicle owners to worry about engine impact.

From March 1st, 2026, the new vehicle emissions testing procedure will require inspectors to "press the accelerator to full throttle" when measuring diesel vehicles. Experts and the Vietnam ...

Professor Arvind Thiruvengadam is one of the principals behind West Virginia University's Center for Alternative Fuels, Engines, and Emissions. If you want to talk engine power densities, catalytic ...

The practice of "flooring the gas pedal" during emissions testing is causing much debate, especially with older diesel ...