Looking for Gear selector for 2009 BMW 135 (n54) auto

[BMW135 Stage 3]

Does anyone know where I can please get a used gear selector for a 2009 BMW 135 (n54). I am based in Cape Town. Currently not able to switch to Sport mode or Manual.

 

[NAS325ci]

Most likely wires are broken inside check on YouTube how to fix it, it doesn't look to difficult to do. Common problem on the 6spd autos

 

[golfer23]

See this....probably this issue.
the wiring in the selector goes.
No Sport Mode On Your E90 BMW? Broken Wiring Repair DIY