Red Line Euro Series Synthetic Motor Oil Red Line Euro Series Synthetic Motor Oil is designed for the long drain intervals and fuel economy of the latest European gasoline and diesel engines, including Volkswagen TDI models and BMW diesel engines. Series 3. Includes the proper levels of anti-wear and low ash additives to ensure compatibility with the latest diesel particulate filters and emissions equipment. This oil is ester based, an improvement over base oils and other motor oils for these vehicles, providing additional protection against wear and instability at high temperatures. It is recommended for ACEA C2 / C3, VW, Audi 504.00 / 507.00, BMW Longlife-04, Porsche C30, GM dexos2 and MB 229.31 / 229.51 oil specifications.