The Genuine Porsche A/C Line O-Ring (911) - 99970726240 is a high-quality replacement part for Porsche 911 models. This O-ring is designed specifically for use in the air conditioning system of the vehicle, ensuring a perfect fit and reliable performance. It is made from durable materials to withstand high temperatures and pressure, providing a secure seal to prevent leaks in the A/C line. This O-ring is an essential component for maintaining the proper functioning of the A/C system in your Porsche 911.