Up for sale is a high-quality roof curtain inflator module for the rear left driver side in a BMW E53 X5 manufactured between 2004 and 2006. This unit is a direct replacement for the OE/OEM part number 721 and is made in Germany. It comes with a 1-year manufacturer warranty and is a unit type item, not a performance part or a vintage part. The module is in good working condition and is compatible with other interchange part numbers from 2004 to 2006. The placement on the vehicle is on the left side and it is not a universal fitment. Purchase with confidence and make sure to check the fitment type and other aspects before buying.