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![Wardie1946](themes/aaAle/images/interface/profile-pic-placeholder.47cf740a.png)
what octane fuel should i use for my 2009 BMW 116i i have been using 98 with 10% ethanol can i use 91 or is it not recommended and should i keep using the fuel that i do at present I am thinking of the cost only not performance and best for car
![Anon](/assets/aa/aa-avatar.png?m=1466990309)
Hi according to our data if it is a 1.6l it should be able to use regular 91 octane without issues.