SCHNELL XTRA Semi Synthetic Series is high-quality, semi synthetic engine oil that can be used by all kinds of new generation high speed vehicles that are run on petrol and diesel. The lubricant works very well for cold start. It is very much suitable for 4 stroke engine and completely satisfies the standards laid down in both old and new API standards. The lubricant ensures fine cleanliness which contributes to great performance by the engine as well as long life. Maximizing oil economy is another key benefit.