Ultra V 5w30 Longlife is a new generation fully synthetic longlife engine oil formulated for use with modern petrol and diesel engines. Careful selection of high quality base oils and the use of advanced additive technology ensures that Ultra V 5w30 Longlife maintains optimum performance of engine components, including diesel particulate filters (DPF), over extended drain intervals. Ultra V 5w30 Longlife is also engineered to provide long term protection to emission control systems. Protecting these systems helps to maintain optimal emissions cleanliness throughout the life cycle of an engine while reducing the impact on our environment.