While the latter is purely cosmetic, the suspension and chassis tweaks give the GT - R a better grip on the road in both wet and dry conditions. (roadandtrack.com)
When you're going too fast and losing grip on the road electronic stability control can't help you. (michelinman.com)
The tires are air - filled making them easy to fill and they have a better grip on the road as opposed to plastic wheels. (mommystroller.com)