Thread: Roof Spoiler
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Old 08-26-2020, 12:42 PM   #21 (permalink)
aerohead
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aftermarket

Quote:
Originally Posted by Joggernot View Post
The person was very proud of the new after-market add on. Not an OEM piece. Yes, it was on a Hyundai Genesis, but the year wasn't given.
That's critical information. Contemporary KIA/ Hyundai products are already at the lower end of the production car drag spectrum, and I couldn't imagine why Luc Donckerwolke would have put that device on a car.
I'd bet a cup of coffee and a donut that the roof spoiler has degraded the aerodynamic efficiency and stability.

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