This product is a genuine Porsche fuel injection air flow meter gasket or O-ring, specifically designed for use in 911 models. The part number is 98660692500. It is made from high-quality materials to ensure proper sealing and reliable performance. This gasket or O-ring is essential for maintaining the proper air flow in the fuel injection system, which is crucial for the engine's performance. It is a direct replacement for the original part and is compatible with Porsche 911 models.