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  1. The difference between 87 and 91 octane, why it matters for the Si

    I was at Costco the other day filling up when one of my co-workers pulls to the empty pump in front of me in his 2013 Toyota Corolla. I notice that he selects the 91 octane button, I did't say anything. When I got to the office I ran into him and I said hey Ed (let's call him Ed), I noticed you...


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