Sunsong 3404366 Power Steering Pressure Line Hose Assembly - Pump To Hydroboost

Power Steering Pressure Line Hose for Ford E-Series

Sunsong 3404366 is a power steering pressure line hose assembly built for Ford E-350 Super Duty, E-150, and E-250 applications with pump to hydroboost routing. It is engineered to meet demanding steering system pressure requirements while supporting reliable fluid transfer in daily driving and heavy-duty use.

Key Features

• Fits pump to hydroboost steering layouts on select 2006-2015 Ford E-350 Super Duty, 2012-2014 Ford E-150, and 2012-2014 Ford E-250 models
• Rated for a maximum working pressure of 1,500 psi
• Built with an 8,700 psi burst pressure rating and 1,600 lb tensile strength
• High-grade steel tubing with zinc electroplating for corrosion and rust resistance
• Precision-engineered hose assembly for exact fit and proper routing
• End fittings: 11 mm male O-ring and 16 mm swivel O-ring
• Hose length: 65.5 in. (1663 mm)
• Cross-references Four Seasons 55411 and Gates 366196 for the same application

Detailed Description

This Sunsong power steering pressure line hose assembly, part number 3404366, is made for Ford E-Series vehicles that use a pump to hydroboost connection. It is designed to restore pressure-line function with exact-fit routing and durable construction, making it a direct replacement choice for 2006-2015 Ford E-350 Super Duty and 2012-2014 Ford E-150 and E-250 models. The hose uses CSM material and precision-formed fittings to support secure sealing at both ends.

For buyers searching for a Ford E-350 Super Duty power steering pressure hose, Ford E-150 pump to hydroboost hose, or Ford E-250 steering pressure line replacement, Sunsong 3404366 provides the fitment and specifications needed for the application. The steel tubing is zinc-coated to resist corrosion from humidity, road salt, water, and grime, helping maintain long-term service in harsh underbody conditions.

What It Helps Fix

• Power steering fluid leaks at the pressure line
• Loss of steering assist caused by hose failure
• Corrosion-related damage to the original pressure hose
• Improper fit or routing on worn replacement lines
• Pressure loss in pump to hydroboost steering systems

Installation Notes and Tips

Confirm the vehicle uses the pump to hydroboost configuration before installation. Match the 11 mm male O-ring end and 16 mm swivel O-ring end to the original connection points, and verify hose routing, length, and clearance around heat and moving components. Inspect related seals and mounting points during replacement to help ensure a clean installation.

Quality Assurance

Each Sunsong 3404366 hose is pressure tested before it leaves the factory. The assembly is engineered to exceed original equipment performance standards for pressure capacity and durability, supporting dependable operation in Ford E-350 Super Duty, E-150, and E-250 steering systems.