The special edition celebrates Fangio's historic victories in F1.
The Trofeo Ghibli and Quattroprote are now the fastest Maserati sedans ever.
The new model balances performance and fuel efficiency.
Only 50 will be produced in each model.
The new upgrade kit will get the Ghibli up to a top speed of 183 mph.
The sporty sedan gets some exterior refinements and new tech.
The "Nerissimo" showcases an extensive blacked-out treatment for the powerful four-door.