The recommendation on my gas cap (2015 320i) says 90 or higher and no more than 10% ethanol. Not sure if that’s the recommendation across the board. I have a station near me that offers 92 octane premium with “up to 10% ethanol” that is $0.40 cheaper than the 91 with 0% ethanol.
The recommendation on my gas cap (2015 320i) says 90 or higher and no more than 10% ethanol. Not sure if that’s the recommendation across the board. I have a station near me that offers 92 octane premium with “up to 10% ethanol” that is $0.40 cheaper than the 91 with 0% ethanol.