Fresh load of Mobil 1 before I left and the car performed flawlessly. 3 adults, 1 child and a trunk crammed full. Averaged 27.5 mpg for the whole trip, half with the a/c on at 80 mph. I love this car. Listened to XM most of the way and it is the only way to fly.
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02 GTP
87 BMW 535is
85 BMW 635Csi