New cars are thrashed to within an inch of their lives before being signed off for production. Supercars are no different. McLaren are currently testing development prototypes of the P1 (codename XP) across the globe in all sorts of extreme conditions.
This video and photos show the McLaren P1 in the snow and extreme cold of north Sweden. The photos are all super hi-res. You can click on any to open full size in a new window to use as a wallpaper.
You'll be able to see the McLaren P1 in the metal at this year's Goodwood Festival of Speed.