The Gates 18399 HVAC Molded Heater Hose is a 7mm diameter black hose designed for direct replacement in 98-02 Honda Accord vehicles. It is a high-quality product that fits seamlessly into the coolant system, providing a reliable connection for heater function. This interstate hose comes with the necessary mounting hardware included, making installation simple and efficient. With its durable construction and precise fit, the Gates 18399 heater hose ensures optimal performance and longevity for your vehicle's cooling system.