Thinking about buying a Duramax

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Aug 13, 2011 | 09:38 AM

#21

BriteWhiteRam

Diesel Bomber

Joined: Mar 2009

Posts: 1,070

Likes: 66

From: Alberta, Canada

16-22mpg depending on how I drive, highway or town, fuel, speed

if im real nice i get 19ish all the time... but thats with the 415rwhp tune loaded..... its tough to be nice

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