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Old 04-07-2015, 01:45 PM   #6
ron10


 
Drives: 2010 2SS IOM L99
Join Date: Jan 2010
Location: LOUISVILLE,KY..
Posts: 7,545
i have never put anything but shell in my car.it is listed as a top tier gas,which is what GM lists to use.my car has always run great.
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