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Old 01-30-2014, 07:42 AM   #30
jgray1978

 
Drives: '12 2SS/RS 45th vert, '14 2SS/RS
Join Date: Nov 2013
Location: Claremore, Oklahoma
Posts: 840
Lower versus higher octane fuel is subjective. Does anyone have any definitive measurements? We only have 87, 89, and 91 here in Oklahoma but when I go back up north to Michigan the gas stations have 93 instead of 91.
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