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Old 03-02-2010, 11:59 AM   #11 (permalink)
COcyclist
Aero Wannabe
 
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Join Date: Dec 2007
Location: NW Colo
Posts: 738

TDi - '04 VW Golf
TEAM VW AUDI Group
90 day: 53.2 mpg (US)
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I noticed that too. The difference in driving slower was greater than the aero mods. I can drive my car and get 55mpg. My wife takes it out on the highway and mileage drops below 40 mpg. But, the aero mods help every day with every driver at highway speeds.

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https://ecomodder.com/forum/showthre...tml#post621801


Quote:
Originally Posted by freebeard View Post
The power needed to push an object through a fluid increases as the cube of the velocity. Mechanical friction increases as the square, so increasing speed requires progressively more power.
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