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Old 11-02-2008, 11:43 AM   #1 (permalink)
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Window down?

Ok, so far I've got 56.2mpg over 300 miles going 55mph (give or take(hills)) with my driver-side window all the way down and my arm out the window. I'm sure this isn't the hot aero setup, so my question is, what kind of increase could I see with the window up all the way?


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Old 11-02-2008, 11:51 AM   #2 (permalink)
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Blackfly - '98 Metro
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Seen this?

Windows down on VW Golf = 2.5% FE reduction


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