This is the real deal – a Genuine Ford OEM (Original Equipment Manufacturer) heater hose. The part number is CV6Z-18N344-B. If your Ford vehicle needs a heater hose replacement, using the genuine part is the best way to ensure a perfect fit, proper function, and long-term reliability. This hose is designed to the exact specifications of your vehicle's original part, meaning it will connect seamlessly to your engine and heater core, withstand the temperature and pressure of the cooling system, and be made from materials that are compatible with your coolant. Using an OEM part like this avoids potential issues with aftermarket hoses that might not fit quite right or could fail prematurely. Always double-check that this part number matches the one recommended for your specific Ford model, year, and engine. If you're doing the repair yourself or having a mechanic do it, starting with a genuine Ford hose gives you peace of mind that you're getting the right component for the job.