This item is a used driver roof curtain airbag (, i can't tell if this airbag is deployed or not. The headliner has a tear, but the bag doesn't look deployed.) for a 2018 Acura TLX. The part numbers are 78875-TZ3-A81, and 78875TZ3A81,. This OEM Genuine Acura part is for sale (please call for pricing) and comes with a warranty.