Replacement DI31450004 Electric Fuel Pump Module Assembly with Sending Unit

The Replacement DI31450004 is an electric fuel pump module assembly designed as a direct OEM replacement for Infiniti FX35, FX37, and QX70 models. This complete in-tank fuel pump module assembly restores proper fuel delivery and fuel level indication, addressing symptoms such as hard starts, engine stalling, fuel gauge inaccuracies, or a whining noise from the fuel tank.

Key Features:

• Complete Module Assembly — includes the electric fuel pump, fuel level sending unit, and fuel strainer in a single ready-to-install unit
• Electric In-Tank Design — operates submerged in the fuel tank to deliver a steady, pressurized fuel supply to the engine
• OEM-Spec Replacement — engineered to match original equipment fit and function for a straightforward swap
• Fuel Level Sender Included — restores accurate fuel gauge readings alongside pump function
• Plastic Construction — lightweight, corrosion-resistant housing consistent with OEM design

OEM / Cross-Reference Part Numbers:

• 170401CB0A
• 170401CB0B
• 170401CB

This fuel pump module assembly is sold as a single unit and is intended as a quality replacement for the original equipment part. Replacing the entire module assembly — rather than just the pump motor — ensures all critical components including the strainer and sending unit are renewed simultaneously.