Jaguar "X351" spied in Northern England

The last time the 2011 Jaguar XJ was spied, it was a test mule with extended fenders and a slightly revised face. Now, it's a proper prototype with very heavy cladding and fake body panels all over. The current model wasn't as successful as Jaguar had hoped for thanks to it's old-fashioned styling so the newcomer will take a step into the wild side. The flagship sedan, code-named "X351" will take