I got rear ended too and it took a month to have Germany call the BMW Certified repair shop. Apparently after a PUMA case is opened, the i engineers have to determine if the CFRP was compromised enough to suggest the correct course of repair.
There are a few things to overcome. You will need a CAN to PLC translator. An analog handshake and pin adapter would have to be configured. Futhermore, you will need V2G and V2H support. This certainly isn't impossible, but as far as I know, no one has done it yet most likely due to...
Sure you can.
Here is the i8 part number. The mechanism is completely different but if you're sourcing just the seat belt webbing. It is not a direct swap.
72 11 7 348 567 front left
72 11 7 348 568 front right
It would be more cost effecient to purchase just the webbing from an...