Genuine OEM Volkswagen Coolant Hose Seal, part number 7LE121331. This seal is designed to create a tight and secure connection at hose junctions, effectively preventing coolant leaks and maintaining the integrity of the cooling system. It is made from durable, coolant-resistant materials to ensure a long service life. Proper sealing is critical for preventing engine overheating and damage. Genuine OEM seals provide the exact fit and material properties required for reliable operation.