E20 Petrol May Reduce Mileage by 3-5% in Older Vehicles, No Widespread Engine Damage Found: Govt

Summary

The government states that E20 petrol may reduce mileage by 3-5% in some older vehicles, but extensive testing has not found widespread engine damage. Manufacturers continue to honor warranties for vehicles using compliant E20 fuel, and there are no plans to revert to E0 or E10 petrol.