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Sayyad · 09-04-2008, 04:07 PM

I'd have to agree with Jeece; those vents open up as they direct air away from the underside of the vehicle. Isn't that the principle of a venturi? I'll bet they create quite a lot of downforce at the speeds this thing is capable of.

09-04-2008, 04:07 PM	#6 (permalink)
Sayyad Aero Addict Join Date: Feb 2008 Location: Ottawa, Canada Posts: 30 TDI Jetta - '99 Volkswagen Jetta TDI Thanks: 0 Thanked 4 Times in 2 Posts	I'd have to agree with Jeece; those vents open up as they direct air away from the underside of the vehicle. Isn't that the principle of a venturi? I'll bet they create quite a lot of downforce at the speeds this thing is capable of.