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Old 09-01-2019, 04:26 PM   #23 (permalink)
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Originally Posted by teoman View Post
Also if they produce some noise...
This triggered a thought, the designs we see from manufacturers may be as or more influenced by NVH, than by efficiency. I had thought that many designs seemed to be more about keeping air out of the wheel well than away from the tire. An oversized spat vs none at all could potentially create a similar amount of drag, however the vehicle with an oversized spat would likely have less noise coming from the wheel wells.
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