This fuel additive offers comprehensive protection by using a PEA fuel system cleaner, industry-leading corrosion inhibitors, and water removers. STA-BIL 360° Protection protects against the dangers of the new government standard E10 petrol in the UK which contains up to 10% ethanol. E10 can cause issues for many vehicles and especially classics. Use it at every fill up to protect against ethanol damage and maintain performance. Designed to reduce the excess water and further absorption of water into your petrol tank that ethanol can cause, STA-BIL 360° Protection limits corrosion within your fuel tank and system and maintains an optimal fuel blend. It works in all weather conditions and under the widest of temperature swings. It is recommended for everyday use in cars, motorcycles, trucks and small engines.