Complex sentence: Meanwhile, two new models have been shown to the public: the MC12 road supersports and successful GT racer with a Ferrari Enzo--derived chassis and engine and the new Quattroporte, a high luxury saloon with the 4.2l V8 engine.
Split into simpler sentences: Meanwhile, two new models have been shown to the public: the MC12 road supersports and successful GT racer with a Ferrari Enzo--derived chassis and engine. And the new Quattroporte, a high luxury saloon with the 4.2l V8 engine.