Genuine OEM Porsche Engine Coolant Hose Spring Clamp, part number 0PB121097D. This spring clamp is designed to securely fasten engine coolant hoses to their respective fittings, ensuring a tight seal and preventing any coolant leaks. It is made from spring steel to provide consistent and reliable clamping force under varying temperatures and pressures. Genuine OEM clamps are engineered to the exact specifications required for a secure and durable connection, crucial for the integrity of the cooling system.