This product is a Genuine Porsche A/C Expansion Valve designed for use in 911, Boxster, and Cayman models. The part number is 99157392100. It is used in the air conditioning system of the vehicle to regulate the flow of refrigerant and maintain proper pressure. This expansion valve is an authentic Porsche part and is compatible with the specific models listed. It does not contain any newline characters and can be used as input in another API call.