Stuttgart, home to Mercedes and Porsche, will bar diesel vehicles meeting the Euro 4 or older emissions standards starting next year and may be forced to ban Euro 5 vehicles by 2020 if measures to improve air quality fail, a state ministry said.
The challenges facing German carmakers just got stiffer with Friday's start of a much steeper import tariff on U.S. car exports to China. The tit-for-tat trade move will hurt BMW and Daimler the most.
Korean brands secured the top three spots in J.D. Power's annual report card on new-vehicle quality for the first time in the study's 31-year history. New quality at the Detroit 3 continues to improve faster than the overall industry.
On June 8, the automaker marked its 70th birthday with celebrations around the United States, with Porsche Cars North America and its U.S. dealers hosting Sportscar Together Day events for owners and the public.