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Old 11-09-2012, 01:47 AM   #33 (permalink)
THEBALSORS
EcoModding Lurker
 
Join Date: Dec 2008
Location: Douglasville Georgia
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For me, it depends on the vehicle. I have some that it makes no difference and others where the choice of gas makes a 10% difference in fuel economy. The ones that get better gas mileage tend to have more power as well.
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