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Close the windows and glass sunroof
Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...

2011 BMW 328 review
As BMW runs a war path with new model introductions — two gigantic, turtle-shaped crossovers a year, at this pace — they haven't forgotten where the profit margin lies. It's in the little 3 Series ...

X5 M in the Market
Purists might grumble about the revered M badge spreading to BMW's crossovers, but as other manufacturers have shown, there's money to be made in high-performance SUVs; you need only look at Merce ...