Any vehicle owner knows that lubricants are vital to the correct operation of your engine; in particular they reduce wear. But it also has other, less well-known functions :
Cools hot areas of an engine and moving parts,
To reduce friction : improving engine efficiency and reducing fuel consumption
To protect mechanical parts against wear and corrosion: guaranteeing long life and efficiency of the engine.
To keep the engine clean : guaranteeing long engine life and keeping all engine parts in a good and clean condition, while evacuating any impurities to the oil filter and through oil changes.
Additives also make a contribution, especially with detergent and dispersant additives, the additives fight humidity and corrosion.