A fuel filler pipe interconnecting a fuel tank and canister, and a fuel supply port of an automobile includes a fuel filler pipe body having an upper end and a circulation tube and an air vent tube each of which has an end communicating with the upper end of the fuel filler pipe body. Each of the filler pipe body, circulation tube and air vent tube includes a clad tube made of an aluminum and having a double-layer structure including a core made of an aluminum alloy and a outer cladding layer made of an aluminum alloy and having an effect of sacrificial anode for the core.