Sunsong 3404452 Power Steering Reservoir Hose - Reservoir To Pump

Power Steering Reservoir Hose for Toyota and Lexus

Sunsong 3404452 is a power steering reservoir hose built for reservoir-to-pump return routing in select Toyota and Lexus applications. It is engineered for low-pressure, high-temperature service and built to restore proper fluid transfer in the steering system.

Key Features

• Max working pressure of 250 psi for return-side steering use
• Designed for low-pressure, high-temperature operation
• High-grade steel tubing with zinc electroplating for corrosion and rust resistance
• Precision-engineered fit for direct replacement applications
• Includes required brackets, grommets, heat shields, bushings, and protective sleeves as specified for the application
• Part number 3404452 for easy identification and ordering

Detailed Description

This Sunsong power steering reservoir hose is made for reservoir-to-pump return routing on 1994-2001 Toyota Camry, 1995-1999 Toyota Avalon, 1997-2001 Lexus ES300, and 1999-2003 Toyota Solara. The hose is built to meet original equipment performance expectations, with steel construction and zinc coating that help resist corrosion from humidity, road salt, water, and grime. Sunsong 3404452 is a direct-fit replacement for restoring steering fluid return flow in these applications.

This part cross-references Dorman - HELP 81549 and Rein PSH0381 for the same application.

Common Problems This Hose Can Address

• Power steering fluid seepage at the reservoir-to-pump return line
• Corrosion on the original steel hose assembly
• Cracked or weakened hose sections from heat and age
• Restricted steering fluid return flow
• Noise or poor steering assist caused by a failing return hose

Installation Notes and Tips

• Verify reservoir-to-pump routing before installation.
• Inspect mating fittings, brackets, and surrounding components for wear or corrosion.
• Replace damaged seals, bushings, or sleeves only as required by the application.
• After installation, refill and bleed the power steering system according to the vehicle service procedure.

Quality Assurance

Sunsong manufactures this hose to original equipment performance standards for the listed Toyota and Lexus vehicles. The steel tubing and zinc-plated finish are specified to improve durability and resistance to environmental exposure.