PZero's are fitted to a number of supercars, Pirelli's site says:
"The new P Zero has obtained 15 homologations for use as original equipment on the most recent and most prestigious supercars. It is already being fitted to the Ferrari 599 GTB Fiorano, the Lamborghini Murcielago and Gallardo, the Audi R8 and S8, the Aston Martin DB9, the Maserati Quattroporte, the Jaguar XK, the Mercedes AMG, and will shortly appear on the Alfa Romeo 8C Competizione and the hottest Porsche and BMW models. "
"The new P Zero has obtained 15 homologations for use as original equipment on the most recent and most prestigious supercars. It is already being fitted to the Ferrari 599 GTB Fiorano, the Lamborghini Murcielago and Gallardo, the Audi R8 and S8, the Aston Martin DB9, the Maserati Quattroporte, the Jaguar XK, the Mercedes AMG, and will shortly appear on the Alfa Romeo 8C Competizione and the hottest Porsche and BMW models. "