Thread: rear diffuser
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Old 12-08-2017, 07:21 PM
John P John P is offline
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Join Date: Oct 2001
Posts: 815
Re: rear diffuser

Originally Posted by shmooly View Post

are you saying that the vertical fins on the underside of the diffuser are to exhaust heat (heat from the engine?)

i thought that air was coming in from the sides of the car.

thanks for posting up!!
The vertical fins under the car minimize turbulance so the air flows faster, generating bigger vacuum at the difuser. Also vertical fins at sides of car increase velocity of air under the car, since it isn't escaping out the sides.

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