Quote:
Originally Posted by LostinTransit
We've driven the van for 3 years and not seen any reliable fuel saving. yet removing a few of these slats.. we're finally seeing the numbers improve. It may mean having to warm the van up a bit longer in the morning though it is being parked in a garage over night. Plus I've not thrown away the slats just in case.
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It's scientifically impossible to increase the 'porosity' of the cooling system while simultaneously reducing the overall drag, if 'aerodynamics' is being cited as the explanation for the difference in mpg.