go to realoem.com or bmwfans.info and look under front axle.
to buy parts just go to your local dealer since you are in italy?
as others have said, there could be more things that are bent/broken. You will definitely need an alignment when everything is installed.
2011 E92 M3 DCT
1991 Spec Miata
2008 E92 M3 DCT - KW Competition 2-way / Brembo 365 BBK / OMP ARS racing seats / rear seats delete / GT4 aero / AiM EVO4 data logger / SmartyCam racing camera
2008 E92 M3 6MT
2008 E92 335xi