Join Date: Mar 2014
location: New York
Thanked 221 Times in 177 Posts
I beg to differ.
The answer, at this time, is maybe.
We do know that modern engines reduce performance (for lack of a better word) when less than the recommended octane gas is used. So, until some actual tests are made that show how engine management handles different octanes, we don't know yet.
2014 EX-L, I4 CVT MSM
2008 BMW 535i, Steptronic; European Delivery
1989 LX MT
1994 EX MT <- my fave of all time before the bimmer
2003 LX MT