BMW's 2015 launches include the 2-series Gran Tourer, shown, which will be sold in Europe and China but not in the U.S. MUNICH -- BMW said it expects 2015 sales volume and profit will slow this year because of aging models and higher investment costs for new technologies. The company expects its car sales and profit to rise by a medium to high single-digit percentage this year after 2014 group earnings before tax rose 10.3 percent to 8.71 billion euros .