The Genuine Porsche Crankcase Breather Hose - 99610622451 is a high-quality replacement part for Porsche vehicles. This hose is designed to regulate the flow of air and oil vapors from the engine crankcase to the intake system. It is made from durable materials and is specifically designed to fit and function like the original factory part. This breather hose is essential for maintaining proper engine performance and emissions control. It is compatible with Porsche 996 models and has the part number 99610622451.