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      04-29-2014, 10:22 AM   #6
jeffhoff
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Drives: 2017 Alpine White X5M
Join Date: Sep 2010
Location: Texas

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2017 BMW X5M  [0.00]
Quote:
Originally Posted by abmwdummy View Post
We just got a 2014 X5. Is it really necessary to use premium gas? Would 89 do? What harm would 87 cause? Thanks!
In general premium fuel runs about $0.10/gallon more than the mid grade. Assuming approximately 15 gallons/fill up you're talking a difference of $1.50 every time you fill up.

Given your driving a $60k+ vehicle it shouldn't be an issue spending an extra $1.50
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