Quote:
Originally Posted by Phase
have you done any tests with rough underbody versus flat underbody and how much of a difference that makes to cd?
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In 2012, Coventry University took the Audi A2 into a full-scale wind tunnel to test aero mods.
Their belly pan reduced the Cd 0.288 car by 16.2-counts ( 5.74% ). Very much worth doing!
