Exhaust Pipes Changes In Stock Exhaust System

Hello, I need some help, i have the stock exhaust system in my M235i , but i want to change the exhaust crome black pipes for the crome //M or the Carbon tips, i have the normal diffuser, i need some special adapter like say in the shop bmw usa,? or that adapater is for the M diffuser



This is the adapter BMW M Performance Exhaust Pipe Finisher Adapter / M235i

18302287042

Thanks i don´t want to buy the carbón exhaust tips and can´t install.:thumbdown



Sorry for my bad English.:)