Very interesting, the exhaust gas looks like a normal gas combustion exhaust. I bet if they run bio0diesel the particulate filter could be removed.
That video explained a lot of the same technologies that we will use to make more performance on our diesels.
I wonder if VW uses the same Piezeo electronic injection system, I know they have Pump Duise injection and Piezeo injectors but are they controlled like a injector with a pulse of electricity.