Originally Posted by Hawkeye
not...ONLY...93 octane right?
The highest octane I have seen around here (and only one gas station in the vicinity) has 92. The rest have 91 as the highest
Then again I think we are the only state that has 89 octane as the cheapest fuel 3.06 right now
You can prob run 91 but the power is set at 93 octane. It'll prob run better on higher octane.
The M3 is a high 12:1 compression, insane. Gotta have 93+ there.