[nUcLeArEnVoY]

Originally Posted by Schurkey

None of the product shown on the home-page has a way to bypass air through the shroud when the fans are off, and the vehicle is moving fast enough to create a pressure differential between the front of the radiator and the rear.

Very amateur design work in my opinion.

Those shrouds should have a metal- or rubber flap that can open at speed to allow "ram air" movement, but closes when the vehicle is moving slowly or stopped.

Who cares? It looks cool and costs a lot of money. Must work!