Genuine OEM Audi Door Seal Strip, part number 8J0831515A. This rubber seal is fitted to the door frame to create a watertight and airtight barrier when the door is closed, preventing water, wind, and noise from entering the cabin. It is designed for precise fitment along the door aperture. Made from durable, weather-resistant rubber. Genuine OEM parts ensure proper sealing and longevity, maintaining cabin comfort and protecting interior components.