Quote:
Originally Posted by eeghie
Physics dictate that the front of the tape will experience a pull. What helps is that the spoiler itself does not generate the full down force: rather the different airflow above the car generates extra downward pressure earlier in the airflow (on trunk & rear window)
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Agreed, however, when looking at all vector forces, the downward force exerted on the spoiler's upper surface is greater than any opposite force, resulting in an overall downward force.