Pressure Regulation: The overflow tube effectively regulates the pressure inside the radiator by discharging excess coolant, maintaining radiator operational. Material: This radiator hose is made of a sturdy material, providing stable fluid flow, adapting to various environments, and is non-slip and practical, ensuring long-term stable use. Installation: Automotive radiator hoses protect the engine from high temperatures, extending their lifespan. They can be installed and replaced directly without modification. Performance: The radiator overflow hose effectively maintains the engine cooling system, prevents air and oil leaks, and improves driving performance. Note: We are committed to providing after-sales service to all customers. If the product is not suitable for you or you have any dissatisfaction, please let us know, and our team will reply to you within 24 hours., Manufacturer: NNBINK