The 2009 3 Series Sports Wagon is a 4-door, 5-passenger magnificence car, obtainable in two trims, the 328i and the 328xi.Ahead preface, the 328i is prepared with a standard 3.0-liter, I6, 230-horsepower engine that attains 17-mpg in the city and 27-mpg on the highway. The 328xi is prepared with a standard 3.0-liter, I6, 230-horsepower engine that attains17-mpg in the city and 25-mpg on the highway. A 6-speed manual transmission with overdrive is ordinary on both trims, and a 6-speed automatic transmission with overdrive is elective.