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Old 05-20-2012, 05:16 AM   #11 (permalink)
mcrews
Master EcoModder
 
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Join Date: Oct 2009
Location: Texas
Posts: 3,523

The Q Sold - '02 Infiniti Q45 Sport
90 day: 23.08 mpg (US)

blackie - '14 nissan altima sv
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typically, you are blocking thr grill.
But with that said, new cars have underbelly pans and open grills so the designed (on new cars) air flow works correctly.
here is the underside of the 2011 Audi A8

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MetroMPG: "Get the MPG gauge - it turns driving into a fuel & money saving game."

ECO MODS PERFORMED:
First: ScangaugeII
http://ecomodder.com/forum/showthrea...eii-23306.html

Second: Grille Block
http://ecomodder.com/forum/showthrea...e-10912-2.html

Third: Full underbelly pan
http://ecomodder.com/forum/showthrea...q45-11402.html

Fourth: rear skirts and 30.4mpg on trip!
http://ecomodder.com/forum/showthrea...tml#post247938
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The Following 4 Users Say Thank You to mcrews For This Useful Post:
aerohead (05-21-2012), brucepick (05-20-2012), California98Civic (05-20-2012), Rokeby (05-20-2012)