The most expensive car to insure... is a Nissan?

When affordable motoring is the topic, Nissan declaring war on your wallet isn't the first thing that would usually come to mind, but one of the company's cars has the (perhaps unpleasant) crown in insurance expense. The Nissan GT-R Nismo is, with a price tag that starts at almost $150k, hardly in the same league as your average Sentra or …