Genuine OEM Porsche Crankcase Vent Hose Connector, part number 99610704751. This connector serves to link hoses within the crankcase ventilation system, facilitating the proper flow of gases. Its design ensures a secure and leak-free connection between the hoses. Manufactured to exact specifications for optimal performance. Genuine OEM connectors are vital for the crankcase ventilation system to maintain proper pressure regulation and emissions control.