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I've always wondered whether a front wall on the tonneau cover is necessary.
I saw one explanation that the air pressure needs to be transmitted back to the forward face of the tailgate. And another that it creates a rotating bale of air in the front of the bed which suggests a curved or angled front wall might be best.
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.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
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.Three conspiracy theorists walk into a bar --You can't say that is a coincidence.
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