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Old 08-01-2012, 08:41 PM
Franksauto Franksauto is offline
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Location: MA.
 
Join Date: Aug 2012
Posts: 4
Mein Auto: 2006 X5 4.8is
The 4.4 and 4.8 actually have better fuel economy than the 3.0. I know that sounds crazy. I didnt believe it myself but its true. They do 1 to 2 mpg better than the 3.0. You can do a search and see. I would also go with the 4.4 or the 4.8.
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