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Old 05-05-2008, 02:10 PM   #2 (permalink)
kafer65
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Join Date: Apr 2008
Location: Tennessee
Posts: 284

Silver - '15 Mazda CX-5 Sport
Team Mazda
90 day: 37.23 mpg (US)
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Best I can tell is that they help steer the air around the tires in a less blunt manner than just being naked in the wind. The most dramatic ones I've seen are on late model hondas and the Toytoa Prias.
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Mirror deletes, 80% grill blocks, wheel covers, 50 psi tires = 6% better MPG avg. over a year. Wheel skirts overcoming ethanol winter fuel mpg losses and more!
http://ecomodder.com/forum/showthrea...ead-30641.html
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