Quote:
Originally Posted by sc2dave
what if you were to place a piece of sheet metal from the middle of the bed,to the top of the tailgate? The low side would be at the bed and the high part would be at the tailgate.
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If you are thinking about it sloping up like a big spoiler it probably won't help mpg. Although, I believe Chevrolet did some testing and found a half tonneau covering the back of the bed was better than a full tonneau for reducing drag. It would have been level with the top of the bed though.