Nitron EX3 Fully Synthetic Engine Oil is a premium fuel-efficient engine oil, specially designed for use in gasoline and diesel car engines, and in particular for Volkswagen TDI direct injection engine fitted with pump injector. Nitron EX3 Fully Synthetic Engine Oil is ideal for modern high-output, low-emission, super or turbo-charged DOHC or GDI engines that are commonly found in the latest European and Japanese models.