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Old 09-07-2010, 08:52 AM   #4
John Shields
"Back in Black"
 
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Drives: '10 1LT/RS Black w/Silver Stripes
Join Date: Jul 2010
Location: Denver, CO
Posts: 1,329
I've run 87 and now strictly 91. I noticed no difference in either performance or MPG. I just like knowing that I'm putting better fuel into my car (the low grade stuff out here can be sketchy at best).
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To the Jerkoff in SW Denver Driving the Black Camaro:
Quit making us look bad by driving like a tool and cutting people off (my wife included)!
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