I am going to retrofit combox on 2010 X5. I have CIC Bluetooth , aux and usb in armrest and glovebox.
Looking for tsu and mulf pnp harness.
All i found its to expensive about 125$.
Do you know where can i find at reasonable price or harness pinout to make myself??

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BMW 2011 5.0i (currents)
BMW 2004 4.4i (retired)
BMW 2001 3.0i (retired)