This is a genuine Ford OEM water tube, part number 3W4Z8548AD. It's a specific coolant line or pipe used in various Ford vehicle engines. If you're dealing with a coolant leak, overheating, or doing repair work and this tube is cracked, corroded, or damaged, this is the exact replacement part you need. It's designed to match the original in fit, shape, and function. Using the correct OEM tube ensures a proper seal and reliable coolant flow in your engine's cooling system. The package dimensions are roughly 9.9 x 6.2 x 4.1 inches, and it weighs about 0.35 lbs. Always double-check this part number against your vehicle's specific year, model, and engine to confirm compatibility before ordering. A must-have for a proper, lasting repair.