This product is a genuine Porsche exhaust muffler designed specifically for the right side of a Porsche 911 (model 997). The part number for this muffler is 99711161203. It is a high-quality replacement part that is manufactured to meet the specifications of the original equipment. This exhaust muffler is designed to improve the performance and sound of the vehicle, while also providing a sleek and stylish appearance. It is made from durable materials to ensure long-lasting use and is an essential component for maintaining the optimal functioning of the exhaust system in a Porsche 911.