Genuine OEM Ford Brake Booster Vacuum Tube, part number 1384361. This vacuum tube connects the engine's intake manifold or a vacuum pump to the brake booster. It allows vacuum pressure to act on the brake booster diaphragm, multiplying the driver's braking force. The correct diameter and length are essential for proper vacuum transfer and responsive braking. Genuine Ford parts are designed for exact fit and optimal vacuum flow, ensuring reliable brake assist.