Elaplast Technik GmbH Heater Hose (E39) - 64218378369 is a high-quality, durable hose made from a blend of rubber and plastic, designed for use in a variety of automotive applications. It is resistant to heat, oil, and fuel, and is able to withstand temperatures up to 125°C. It is flexible and easy to install, and is suitable for use with a variety of coolant systems.