Shop OEM BMW Part # 72127311202 (72-12-7-311-202, 72127239374). Curtain Air Bag (Right). 3 Series; Right. 330i xDrive; Right. 430i, 430ix, 440i, 440ix; Right. AIR BAGS. M3; Right. SEDAN, AIR BAGS. Air

Bag. Head. Curtain. Air. Inflator.
The Air Bag Inflator module mounted to The roof line area of a vehicle.

Curtain Air Bag

3 Series; Right. 330i xDrive; Right. 430i, 430ix, 440i, 440ix; Right. AIR BAGS. M3; Right. SEDAN, AIR BAGS.
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.