Coolant
The Subaru Genuine Coolant containing antifreeze and anti-rust agents is especially made for Subaru engine, which has an aluminum crankcase. Always use Subaru Genuine Coolant, since other coolant may cause corrosion.To prevent cooling system leaks, always add Genuine Subaru cooling system Conditioner (Part No. SOA635071) whenever the coolant is replaced.
The content of this article/image reflects the changes called out by TSB - 18-74-04-mu.