Thread: Gas mileage #'s in your ZL1
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Old 02-24-2015, 12:18 AM   #2
HDRDTD


 
Drives: 2013 Triple Black ZL1 Vert M6 ECF
Join Date: Mar 2011
Location: Trenton, Michigan
Posts: 7,046
2013 m6 with 22,000 miles, overall average of 16.1mpg
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