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SVOboy · 07-31-2009, 04:11 PM

Tons of new cars have a really exaggerated version of that. I've theorized it's to direct air over the top of the vehicle and not around the sides, but I honestly have no damn idea. i'll see if the Jetta has in and if so tuft test it.

07-31-2009, 04:11 PM	#2 (permalink)
SVOboy Dartmouth 2010 Join Date: Nov 2007 Location: Hanover, NH Posts: 6,447 Vegan Powa! - '91 Honda CRX DX Team Honda 90 day: 66.52 mpg (US) Thanks: 92 Thanked 122 Times in 90 Posts	Tons of new cars have a really exaggerated version of that. I've theorized it's to direct air over the top of the vehicle and not around the sides, but I honestly have no damn idea. i'll see if the Jetta has in and if so tuft test it. __________________ EcoModder's best: Donate to EM \| Window clings \| EM Shirts \| Better Gas Mileage \| MPG Tracking More fun sites: Green Home Improvement \| crxMPG \| Benjamin FT Jones \| Vegan Recipes \| Car-free Living