Genuine OEM Audi Seal For Glass Cover, part number 4M8877913. This seal is designed to provide a watertight and airtight barrier for a glass panel, typically found on a sunroof or panoramic roof. With a length of approximately 0.91 meters, it ensures a complete and secure perimeter. Choosing a genuine OEM seal guarantees the correct material composition and precise dimensions, preventing water leaks, reducing wind noise, and maintaining the structural integrity of the glass assembly.