Stefan Knirsch (Photo: Audi) Audi's head of R&D, Stefan Knirsch, is stepping down from his post with immediate effect, as investigations into Volkswagen's emissions-test cheating continue. The engineer, who took over from Ulrich Hackenberg at Audi in January, is leaving the company, Audi said. Germany's Bild am Sonntag newspaper ...
The 2015 Porsche Cayenne diesel was cited by the EPA (Photo: Porsche) Volkswagen, in response to new allegations of illegal software deployment, denied that vehicles with V6 TDI engines sold in the US are equipped with programs that can detect emissions testing cycles and react to them. The US ...