Ford Focus Forum, Ford Focus ST Forum, Ford Focus RS Forum - View Single Post - Regular Unleaded Gas (stock) vs Premium Unleaded Gas (tuned)
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Old 03-25-2012, 04:02 PM   #22
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I see. Well then I just wont worry about the octane booster then.

As far as regular vs premium gas, is it true that you get better MPGs with premium, even though it costs more overall?
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