Autobest F4453A Fuel Pump Hanger Assembly

Fuel Pump Hanger Assembly for BMW Applications

Autobest F4453A is a fuel pump hanger assembly built for in-tank fuel delivery on select BMW 5 Series models. It is engineered with ethanol-tolerant materials and supplied as a complete pump-and-hanger package for direct replacement service.

Key Features

• In-tank turbine fuel pump design for steady fuel delivery
• Average flow rating of 30.37 GPH with 80 to 130 PSI operating range
• 12V, negative-ground electrical design with 8A average current draw
• Includes pump, hanger, strainer, and wire harness
• Performance-grade construction with POM housing and NBR seal material
• Built for improved ethanol tolerance in modern fuel systems
• Limited Lifetime Warranty from Autobest

Detailed Description

Autobest F4453A fuel pump hanger assembly is a direct-fit fuel delivery component for BMW 525i, 530i, 540i, and 528i applications listed below. It is designed for in-tank installation and uses a turbine-style pump to support consistent fuel pressure and flow. The assembly features a strainer inlet, one outlet, and no external fittings, making it a practical replacement for worn or failing original fuel pump hardware. This part number, F4453A, is intended for drivers and technicians looking for a fuel pump hanger assembly for BMW 5 Series models with confirmed fitment.

This part cross-references Airtex Fuel Pumps E8442H and Carter P76557M for the same application.

Vehicle Fitment

• Fits 2001-2003 BMW 525i, N/A
• Fits 2001-2003 BMW 530i, N/A
• Fits 1997-2003 BMW 540i, N/A
• Fits 1997-2000 BMW 528i, N/A

Common Replacement Uses

• Restores fuel delivery when the original pump is weak or no longer maintains pressure
• Addresses hard-start or no-start conditions related to fuel supply
• Helps correct fuel starvation under load or at higher demand
• Replaces a noisy, inconsistent, or failing in-tank fuel pump assembly
• Supports repair of fuel system issues on BMW 525i, 530i, 540i, and 528i models

Installation Notes and Tips

Verify the vehicle year and model before ordering, since fitment is specific to the BMW applications listed. This assembly is for in-tank use and includes a wire harness and strainer; mounting hardware and seals are not listed as included. Confirm electrical connections, tank access, and fuel system condition before installation. For best results, inspect the fuel tank and lines for contamination or wear during replacement.

Quality Assurance

Autobest states that only top-grade components are used and that each fuel pump is tested throughout manufacturing. The F4453A is backed by a Limited Lifetime Warranty and is built with ethanol-tolerant materials for today’s fuel systems.