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![simo14](themes/aaAle/images/interface/profile-pic-placeholder.47cf740a.png)
I have just bought a 2007 BMW X3 si m sport, with low ks,my question is do I use 91 or 95 fuel and if I is wrong octane will it damage engine ?
![Anon](/assets/aa/aa-avatar.png?m=1466990309)
Hi there,
I can't see any fuel specs for this vehicle, you may need to ask a BMW agent for recommended fuel type.