5W-40 fully synthetic motor oil is a high-performance lubricant specifically designed for use in modern gasoline and diesel engines. This 20-liter pack is ideal for garages and workshops conducting regular maintenance. The 5W-40 viscosity rating provides excellent wear protection and performs well at both low and high temperatures. Fully synthetic means the oil contains advanced additives that extend engine life, save fuel, and reduce harmful emissions. It also offers additional protection against sludge and deposit buildup, optimizing engine efficiency.