These few lines hopefully will help you to better understand the present discussion about the exhaust gas emissions of some Volkswagen engines. We will give you some explanations about different emissions, tests and conclusions for our SVO technology. The present controversial diesel emission data was actually discovered by the International Council on Clean Transportation (ICCT) already in 2013. The scandal came up when Volkswagen couldn’t give a plausible answer to the EPA on these emission result differences between test bench and real drive results. The most critical differences read more here