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Emjay · 20-01-09, 10:43 PM

I run my 5 pot coupe on high octane unleaded with no real problems. admittedly I only do limited mileage but is seems ok. If in doubt I would maybe use an additive plus high octane.

I'm sure one of our more knowledgable members may be able to help more.

20-01-09, 10:43 PM	#2
Emjay Man Fettler Extraodinaire Classic Audi Club Member Join Date: Jul 2008 Location: Up my own arse blowing smoke Posts: 7,417	I run my 5 pot coupe on high octane unleaded with no real problems. admittedly I only do limited mileage but is seems ok. If in doubt I would maybe use an additive plus high octane. I'm sure one of our more knowledgable members may be able to help more.