Rear diffuser removal

[BPrestwich]

Anyone know how to remove the black plastic rear diffuser from the bumper of a 3door 6J.

 

[adrianator]

There are 4 bumper types. I hope the attached images help you.

 

[BPrestwich]

There are 4 bumper types. I hope the attached images help you.

Cheers helped a lot. Do you know if I could replace my bumper directly with another or would it require adaptions to the car?