On National Geographic’s ‘Magafactories: Ferrari 599 GTB’ there are some Maseratis being painted at Marabello. And as the Maserati factory was being modernized at that time it seamed that Coupé, Spyder and Quattroporte V may have been asembled at Ferrari’s plat in Maranello. Maserati Classiche explained that at that time only paintjob was supplied by…