evo's Henry Catchpole takes the new 991 Carrera 4S, the latest four-wheel-drive Porsche, on a wet and icy drive through Austria to test its all-weather capabilities. Read the full review in issue 179 of evo, now on sale: http://www.evo.co.uk/news/evonews/287476/evo_magazine_february_2013.htmlFor more great car news and reviews, register for evo's newsletter here: http://www.evo.co.uk/reg Get access to evo's interactive magazine, voted top 10 best magazine apps, on your ipad here: http://itunes.apple.com/gb/app/evo-magazine/id401980272?mt=8 Subscribe to evo magazine and get 3 issues for £1 plus a free gift: http://subscribe.evo.co.uk/yt