The E90-generation 3 Series is often held up as one of the last "classic" BMW sedans before the lineup grew larger and more digital. The 328i xDrive struck a nice balance for a lot of buyers: enough power to be entertaining, all-wheel-drive traction for the winter months, and the compact, well-sorted chassis that made these cars a benchmark in the segment. Powering this one is BMW's 3.0L inline-six, a naturally aspirated gasoline engine rated at 230 horsepower. The straight-six has long been ...