The cleaner your engine runs, the better it will maintain efficiency, performance and reliability. In addition to keeping your engine exceptionally clean, Mobil 1™ FS 0W-30 actively inhibits sludge caused by variable fuels. It provides the best engine cleanliness in the Mobil 1™ range – well beyond conventional oils. Engineered for the latest petrol and diesel (without DPF) engines, it delivers excellent performance and protection during longer oil change intervals. Exceeds OEM manufacturers’ requirements.