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There's one of these in the parky lot near the Zilla:

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Old Sep 30, 2007 | 01:56 PM
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Originally Posted by J Wikoff
The dimples actually create turbulance that helps bring moving air around the back of the golf ball effectivly reducing drag area. It'* interesting, I've never noticed it on a vehicle before. If it actually works in this aerodynamic case, it'* a great idea, IMO.
Yup a slight dead air zone around the surface.. The GTI actually has an underbody tray underneath for aerodynamics and some front brake cooling ducts, it'* slightly dimpled, not as deep as that electric car.
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