Fuel pumps are generally well built and reliable (Japanese pumps anyway!), but if trouble does come then two choices are available, fit a complete new pump, an expensive but simpler choice, or you can rebuild the old pump with this component and the parts listed below:
The fuel pump should be rebuilt with as many new sub-components as possible for efficient running and long-term durability.
Add as many parts as you wish to the same shopping cart, new fuel lines and clamps for example, and still only pay the same single fixed price shipping cost.