In early December Porsche took a highly modified 911 Carrera 4S to the Ojos del Salado volcano in Chile to break the world record for highest altitude driven by a vehicle. The car, driven by three-time Le Mans winner Romain Dumas, had a myriad of rock crawling-specific mods to help it up the mountain. But none were more interesting than its steer-by-wire system, the first to appear in any new Porsche product.
