Zerex G-48 Antifreeze/Coolant Provides Unsurpassed Protection For Vehicles Requiring Genuine G-48 Fluid. This Original Equipment Manufacturer (OEM) Approved Formula Ensures You Are Getting The Precise Factory-Filled Original Formula For Your European Vehicle. Zerex G-48 Is A Premium Grade Coolant That Employs Hybrid Technology Of A Mixture Of Inorganic & Organic Corrosion Inhibitors To Protect The Cooling System Formula From Rust & Corrosion. Provides Protection Against Freeze-Ups & Boil Overs, Rust & Corrosion. The Nap-Free Hoat Chemistry Will Not Void Vehicle Manufacturer Warranty. DonÂ’t Just Use Any Coolant, Use The Chemistry Specified By The Manufacturer: Use Zerex.