Sunsong 3405351 Power Steering Pressure Line Hose Assembly

Sunsong 3405351 Power Steering Pressure Line Hose

The Sunsong 3405351 power steering pressure line hose assembly is built for direct replacement on select Audi Q7 applications. It is engineered for exact form, fit, and function, with the hose routing and end connections needed for a proper steering system repair.

• Power steering pressure line hose assembly for steering system service
• Fits 2007-2010 Audi Q7
• Male O-ring end 1 fitting size 18
• Banjo end 2 fitting size 16
• Bracket included for secure routing and mounting
• CSM hose material for fluid transfer applications
• Length: 28.74 in. / 730 mm

Detailed Product Overview

Sunsong 3405351 is a replacement power steering pressure hose assembly for 2007-2010 Audi Q7 models. The assembly uses a male O-ring connection on one end and a banjo fitting on the other, matching the connection style required for the vehicle’s steering hydraulic circuit. This part number, 3405351, is intended for buyers looking for a direct-fit steering hose replacement with the correct bracket and hose configuration.

Sunsong focuses on automotive fluid transfer hoses and lines with an emphasis on installer-friendly fitment and OE-style dimensional accuracy. This hose assembly is a practical choice when replacing a leaking, damaged, or aging pressure line on an Audi Q7, especially when the original hose routing and fitting style must be maintained. This part cross-references Dorman HELP 80998 and Gates 352609 for the same application.

Common Issues This Part Can Address

• Power steering fluid leaks from a cracked or worn pressure hose
• Loss of steering assist caused by pressure line damage
• Noise or foaming in the steering system from fluid loss
• Improper hose routing after a failed or bent original line
• Replacement needs after corrosion or fitting wear at the hose ends

Installation Notes and Tips

Verify the end fitting sizes and routing before installation on 2007-2010 Audi Q7 vehicles. Inspect mating surfaces, seals, and surrounding steering components for wear or contamination before connecting the new hose. After installation, refill with the correct power steering fluid, bleed the system according to vehicle service procedures, and check carefully for leaks at both fittings and the bracket mounting point.

Quality Assurance

Sunsong manufactures automotive fluid transfer hoses and lines with a focus on research, development, and production control. The brand states that its products are built to meet exact form, fit, and function requirements for OE-style replacement applications.