Ethylene glycol based antifreeze with Si-OAT (Silicated Organic Additive Technology) inhibitors. Protects against corrosion, overheating and freezing. Typical service life of up to 5 years. Safeguarded with bittering agent to help prevent accidental ingestion. Official approvals: Glysantin G40 by BASF is approved by: VW/Audi/Seat/Skoda/Bentley/Bugatti/Lamborghini (TL774-G) for cars from 2005 onwards & Porsche 911, Boxster, Cayman, Cayenne, Panamera from 1997 onwards