Italian steps down following Ferrari 's disappointing start to 2014 F1 season . `` It is time for a significant change . As the boss , I take responsibility , '' Luca Di says . CNN president Luca Di Domenicali thanks 48-year-old for `` constant dedication and effort '' Marco Mattiacci , currently President and CEO of Ferrari North America , to take over as team boss .
Italian steps down following Ferrari 's disappointing start to 2014 F1 season . `` It is time for a significant change . As the boss , I take responsibility , '' Domenicali says . Ferrari president Luca Di Montezemolo thanks 48-year-old for `` constant dedication and effort '' Marco Mattiacci , currently President and CEO of Ferrari North America , to take over as team boss .