Sunsong 3404483 Power Steering Return Line Hose Assembly - Cooler Tube

Sunsong 3404483 Power Steering Return Hose

Sunsong 3404483 is a power steering return line hose assembly for select BMW applications with cooler tube routing. It is built for low-pressure, high-temperature return flow and is engineered to match the original fit on covered BMW 323i, 328i, 325i, and 330i applications.

Key Features

• Max working pressure of 250 psi for return-side steering system service
• Designed for low-pressure, high-temperature operation
• Precision-engineered fit for the listed BMW cooler tube applications
• Steel tubing with zinc electroplating for corrosion and rust resistance
• Includes required brackets, grommets, heat shields, bushings, and protective sleeves as specified for the application

Detailed Description

This Sunsong power steering return line hose assembly is made to restore the return path between the steering system and cooler tube on covered BMW models. The hose assembly uses high-grade steel tubing with a zinc-coated finish to help resist humidity, road salt, water, and grime. Part number 3404483 is a direct-fit replacement for the specified BMW 3 Series applications and is cross-referenced to 17111436262 for the same application.

What It Helps Fix

• Power steering fluid seepage at the return line
• Corrosion on the cooler tube or hose routing
• Cracked, worn, or damaged return hose sections
• Noise or poor steering feel caused by restricted return flow
• Fitment issues from a bent or deteriorated original hose assembly

Installation Notes

Verify the vehicle year, model, and cooler tube routing before installation. This part is listed for 1999-2006 BMW 323i, 323Ci, 328i, 328Ci, 325i, 325Ci, 325xi, 330i, 330Ci, and 330xi applications. Part number 3404483 should be matched to the original routing and mounting points on the vehicle.

• Fits 2001-2006 BMW 325Ci, Cooler Tube
• Fits 2001-2006 BMW 330Ci, Cooler Tube
• Fits 2001-2005 BMW 325i, Cooler Tube
• Fits 2001-2005 BMW 325xi, Cooler Tube
• Fits 2001-2005 BMW 330i, Cooler Tube
• Fits 2001-2005 BMW 330xi, Cooler Tube
• Fits 2000 BMW 323Ci, Cooler Tube
• Fits 1999-2000 BMW 323i, Cooler Tube
• Fits 2000 BMW 328Ci, Cooler Tube
• Fits 1999-2000 BMW 328i, Cooler Tube

Quality Assurance

Sunsong manufactures this hose assembly to meet original equipment performance standards for the return side of the steering system. The zinc-plated steel construction and application-specific engineering support consistent fit and corrosion resistance in demanding underhood conditions.