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      05-25-2020, 07:45 AM   #9
capt_and
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Drives: 2017 m240i
Join Date: Jul 2017
Location: Texas

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Front winglets are vortex generators. They create vortices that go down along side of the car to seal in the air underneath to create more down force. The winglets in the rear do the same thing but it's pointless in the back.
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