i cruise 40miles round trip to work and back and average 21.9mpg. On a trip to Mass, i averaged 26mpg at 77mph. These I6s suffer less than stellar mpg on city driving.
Sidenote, non-runflats made a difference of .2mpg
2013 EB 335i xdrive | Msport | Coral | DHP | ZPP | ZCW | ZTP | 400M | Coded | MPerformance Bits | M3 Grills | Painted Reflectors | BMS Exhaust Tips | LED Turn Signals
2011 JB 535i xdrive | ZPP | ZSP | ZCW | 6FL | NAV | 331s Square | MPerformance Spoiler | M5 Grills | Painted Reflectors