This ventilation hose is designed for the Volkswagen Sharan equipped with engine code ADY. It ensures the connection between the cylinder head cover and the crankcase ventilation circuit, guaranteeing proper management of blow-by gases. As part of the restoration or maintenance of a classic vehicle, replacing this hose contributes to proper engine operation and prevents any stray air entry. A technical part not to be overlooked in order to maintain the Sharan in impeccable mechanical condition.