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Old 04-05-2013, 11:16 AM   #14
danny_d19
Scooby Specialist
 
Member#: 180748
Join Date: May 2008
Chapter/Region: VIC
Location: BC
Vehicle:
2005 STi
CGM

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Quote:
Originally Posted by hella_sti View Post
2.5 mpg better mpg isn't due to a lip with less than 1% frontal facing surface area compared to the rest of the car. Even if you were getting 30 mpg to begin with, an extra 2.5 mpg is an insane amount of improvement that cannot be achieved with a cheap hunk of plastic hanging off the front of your car.
+1 .
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