The lowly BMW 328i gets a big update for 2012, making it a fuel-economy king in the BMW lineup. Doing away with the old 3-liter straight-six-cylinder engine, BMW replaces it with a four-cylinder, at the same time maintaining its power rating.
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February 29, 2012 5:15 PM PST
Photo by: Josh Miller/CNET
| Caption by: Wayne Cunningham
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