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bad mpg
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  1. Engine Performance
    I have a manual 07 FJ cruiser four-wheel drive I filled the tank up with supreme 93 octane gas which cost $73 it didn't get me far at all as in I'm getting 4.2 miles per gallon on that tank driving like a granny. I had also added a bottle of octane booster in that very tank I've been told maybe...
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