The Genuine Porsche Engine Crankcase Breather Hose - 99710714702 is a high-quality replacement part for Porsche vehicles. It is designed to regulate the flow of air in and out of the engine crankcase, preventing pressure buildup and ensuring proper functioning of the engine. This breather hose is made from durable materials to withstand the high temperatures and pressures within the engine. It is an essential component for maintaining the overall performance and longevity of the engine. This product is an authentic Porsche part and is compatible with various models, making it a reliable choice for Porsche owners.