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Old 02-29-2012, 07:41 PM   #11 (permalink)
aerohead
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flush

Quote:
Originally Posted by slowmover View Post
I'm surprised that a bed topper (cab-height, flush-fit) shows so well. I was under the impression it was "worse than" a full tonneau cover.
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Hucho and others have shown squarebacks with lower drag than some notchbacks.Auto makers consider a pickup to be a notchback sedan without trunklid,so it kind of makes sense.
We pay for that enormous vorticity behind the cab.It travels with us wherever we go,continuously robbing power.

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