911 Turbo - Official Press Trailer
#1
According to the definition, efficiency is the ratio of work input to work output. If something is highly efficient, it keeps work input low, whilst maximising work output: In other words: Getting more from less. A principle that unreservedly apllies to the new 911 Turbo.
http://www.youtube.com/watch?v=q2FfgAdBvEQ

http://www.youtube.com/watch?v=q2FfgAdBvEQ





