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Racer Boy · 09-17-2020, 10:02 AM

Any sort of roof deflector like the one pictured would make a rear spoiler even les effective, because it delays the separation of the air from the roof. By the time the air tumbles back down to spoiler level, it's past the spoiler.

09-17-2020, 10:02 AM	#3
Racer Boy Racer Boy Join Date: Sep 2015 Location: Seattle, WA Posts: 946	Any sort of roof deflector like the one pictured would make a rear spoiler even les effective, because it delays the separation of the air from the roof. By the time the air tumbles back down to spoiler level, it's past the spoiler.