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      08-01-2012, 12:47 AM   #4
FogCityM3
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Drives: M3 (E90)
Join Date: Feb 2012
Location: San Francisco

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on the amber digital screen between the speedo/tach, tells you what gear you should be in for max fuel efficiency (helpful on 6MT cars) in addition to giving you a real time fuel economy

Quote:
Originally Posted by lookitsma View Post
What is efficient dynamics?