Shop OEM BMW Part # 72129143315 (72-12-9-143-315, 72127009077). Curtain Air Bag (Left). 745i, 750i, 750i & Alpina, w/o rear protection. Air Bag Inflator Module - Repair or Replace A very specific set

AHPS1 Head airbag,. Curtain Air Bag.
The air bag inflator module mounted to The roof line area of a vehicle.

Curtain Air Bag

Fits 745i, 750i, 760i, Alpina B7

745i, 750i, 750i & Alpina, w/o rear protection.
Air Bag Inflator Module - Repair or Replace
A very specific set of circumstances may require the replacement of your air bag inflator. If these apply to you, it's best for you and your to have a factory trained technician replace your air bag inflator module.