Quote:
Originally Posted by N420i
Thanks for the reply!
I'll give Q8 a shot, which is the only available option in Madrid. Even then, it's pretty far from where I live and not on the way to work so I'd have to go there specifically to fill up every time, which is really inconvenient...
I'll swap out the plugs on monday, and I'll look into octane boosters as well...
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Gap the plugs as well to the recommended gap.
Make sure the gastank is nearly empty, mixing fuels won't get the desired results.
I don't know if octane boosters are any good for our engines... Maybe someone can give advice about what to do?