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Old 06-17-2015, 01:43 AM   #2 (permalink)
2000mc
herp derp Apprentice
 
Join Date: Oct 2008
Location: Lawrence, KS
Posts: 1,049

Saturn-sold - '99 saturn sc1
Team Saturn
90 day: 28.28 mpg (US)

Yukon - '03 GMC Yukon Denali
90 day: 13.74 mpg (US)
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have you been watching your intake air temps? If running a little less grill block lets you run cheaper gas, I think you would be ahead vs high octane
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