Quote:
Originally Posted by pbonsalb
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.
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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.