This is the Original Mirror Glass Heating & Dimming Plug Connector Wire, which fits on the Left or Right sides.
This item is in used condition, see photo.
OEM part number:
For many BMW Cars:
1 2 3 4 X1 X2 X3 X4 X5 X6 F series
3 4 5 6 7 8 X3 X4 X5 X6 X7 Z4 G series
Please ensure it is an item for your model, before buying!