Schnell SR900 Multigrade Mineral series are superior quality engine oils that are most suitable for 4 stroke engines whether gasoline cars, diesel or light trucks. These feature the property of superb oxidation resistance, as well as soot and other harmful deposit formation. The viscosity and fluidity stays unaffected at high and low temperatures. Efficient lubrication optimizes the oil economy and makes the engine more durable, granting better performance. The oils also ensure protection against corrosion and sludge formation.