RS6 C7 rear diffuser to C6?

[KrisKrk]

Will it fit?

I like it more than RS6 C6 one.

Tried to take mine Sline off the bumper, when painting it but couldn't so painted it fitted.
Anyone knows how to remove the rear diffuser from the bumper?

 

[KrisKrk]

S6 C7 look even better with the twin tail pipes