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      11-10-2012, 02:27 PM   #17
e92involved's Avatar
Drives: 2012 BMW e92 M3
Join Date: Nov 2010
Location: SF Bay Area

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Originally Posted by pbonsalb View Post
That would probably be world record for mpg on an E90M3. On some cars, onboard computers are no longer accurate when larger injectors are fitted. I know you say you also did a manual calculation of the fuel, but I would do another test or two since these numbers are so far outside of what anyone else has ever reported.
I thought the same thing but I need the manual calculation a number of times now, I do get that mileage. I have a couple other friends that have similar kits the get mid 20s as well, so I guess it is not completley uncommon.
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