Hella 358312051 Electric Fuel Pump

Electric fuel pump assembly

The Hella 358312051 is a specific-fit electric fuel pump assembly for gasoline applications. It includes an integrated fuel sender unit and is built to maintain consistent fuel pressure for steady engine operation.

Compatible With Nissan Armada, Nissan TITAN, and INFINITI QX56 applications that use an in-tank assembly, this Hella fuel pump is engineered to meet or exceed OEM standards. The 12-volt electric design, 43.5 maximum pressure rating, and 24.0 maximum flow rating support dependable fuel delivery in the tank module.

Key features

• Specific-fit electric fuel pump for gasoline fuel systems
• Integrated fuel sender unit for module-level replacement
• Internal in-tank design with quick-connect outlet
• Premium-grade construction for durability and long service life
• Includes strainer, regulator, and seal and lock ring
• Hella 358312051 for direct application matching

Detailed application notes

This fuel pump assembly is used in in-tank fuel delivery systems where stable pressure and reliable flow are required for proper combustion. It is a direct-fit solution for Nissan Armada, Nissan TITAN, and INFINITI QX56 models listed in the fitment data, and it is built around the same type of module configuration used in those applications. The Hella 358312051 also cross-references Airtex E8788M and Spectra Premium SP4021M for the same application.

What this part helps address

• Hard starting caused by weak fuel delivery
• Fuel pressure loss from a worn pump module
• Inconsistent engine performance under load
• Fuel gauge issues related to the sender unit
• Poor combustion from unstable pump output

Installation notes and tips

Installation requires qualified service because the assembly is serviced as a complete in-tank module. Verify connector style, outlet type, and module configuration before installation, and confirm the vehicle uses the listed specific-fit application. The seal and lock ring are included, while mounting hardware and wiring harness are not listed as included.

Quality assurance

HELLA builds this pump to meet or exceed OEM standards and uses high-quality materials for durability and long service life. Part number 358312051 identifies the correct application-specific assembly for the listed vehicles.