Peugeot 306 Engine Problems
Ask Smithy Xtra E10 in Peugeot 306
The recommended fuel for the Pug is 91, regular unleaded, so I don’t see any reason not to use E10. Oil companies claim that E10 has a minimum octane of 94, higher than the recommended octane rating.
Choosing right blend
YOU can use it without any problem. If the ethanol content creeps up to 25 per cent or more in the future then you would need to be careful, but that's not on the horizon.