The new coolant is appropriate with more mature engines, nevertheless the aged formulation shouldn’t be Employed in a more recent application. OAT coolants stop this metallic-oxide layer that protects the surface area from this corrosion. Inherent with their design, the OAT coolants last extended compared to older classic IAT coolants. https://troyomgzt.eedblog.com/27347411/5-simple-techniques-for-types-of-coolant-use-in-mercedes