
The Gates heater hose is a molded replacement that connects the heater to the intake manifold on 2000–2003 Ford F‑Series trucks with the 5.4L V8, restoring proper routing for the heater circuit. Its molded contour matches the intended heater-to-manifold path for that engine application, offering an application-specific option to maintain correct coolant flow between the heater and intake manifold connection.
Gates 00-03 Ford F Series V-8 5.4L Heater To Intake Manifold Molded Heater Hose