2007 Bmw 550i gas mileage Source Source Source Source Source Source Source Read Also: 2007 Bmw 550i mpg 2007 Bmw 550i 1/4 mile 2007 Bmw 550i specs 2007 Bmw 535xi gas mileage Bmw 550i 2007 vs 2008 2007 Bmw 550i sports package