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Did not notice much of a difference. Kept using 94.

Thanks, will consider your advice. It is only 7cents a litre cheaper here in my area between 91 and 94. Have been driving much more civilized - slow accelerations and well taking it out only once a week. The other car is a Corolla so been taking this one more often. But really miss my Audi ride so m...

With the horrible gasoline prices getting higher every day, I'm trying to find ways to reduce the pain, and by switching from 94 octane to 91 octane for my 2018 RS3. Would be great to know if can expect a noticeable reduction in power or any other side effects? And can the car still be pushed as har...

Good to know, so will continue with 94.

Thanks,
Rob

Oh wow, lots in that forum on the topic.

Thanks,

Rob

I'm a new owner of a RS3 and I've been tanking with Petro Canada 94 octane that has 10% ethanol. My other preferred choice is the Shell V Power with 91 octane and has no ethanol. I've been wondering if one of the two could run cleaner or better for the car and could produce a bit more power or could...

Hope you are all enjoying your Audi's and sure most of you in the north can't wait till spring like I am to be able to get even more out of our cars . I'm sure the following questions have been raised a few times already, yet I'll be really thankful for any advice. I've been reading up as much as I ...

Hi and thanks for getting back to me on my questions. I've since gone back to the dealership and they also helped me with my questions. Looks like both shifting into S and selecting Dynamic together is the way to go for best results. The sound is something coming from the muffler when putting into D...

Just bought my 2018 RS3 and really looking forward to the forum. I've already got a couple of questions. I'm having trouble finding how, while searching through all the menus, to adjust the sporty sound of the car when I've selected Dynamic Mode from the button on the dash. It appears to have been t...