Sunsong Power Steering Pressure Line Hose Assembly P/N:3402618
Route high-pressure fluid from the power steering pump to the steering gear with the Sunsong Power Steering Pressure Line Hose Assembly, MPN 3402350. It installs as a direct-fit replacement for the 2004-2005 Lexus RX330 and 2004-2007 Toyota Highlander — see the Buyer's Guide tab for engine-level fitment. Sunsong is a vertically integrated maker of automotive fluid-transfer hoses and lines, developed to deliver exact form, fit, and function.
Signs this hose may need replacing include fluid leaks or seepage at the fittings, low fluid, whining, or hard steering. If a failed pressure line is the cause, this assembly replaces it.
Interchange: 979-5137
9795137 · 37473 · 92398 · 92398E · 365803 · 13402350 · 76801 · 55223 · 4441048141
This part cross-references / interchanges with the following part numbers:
What does this power steering pressure line hose assembly do?
It carries high-pressure power steering fluid from the pump to the steering gear. Replacing a leaking or failed pressure line restores that connection if the line is the cause.
Which vehicles does MPN 3402350 fit?
It is a direct-fit replacement for the 2004-2005 Lexus RX330 and 2004-2007 Toyota Highlander. See the Buyer's Guide tab for engine-level fitment.
Does it come with brackets attached?
Yes. The hose is pre-assembled with its brackets, which provides easier installation and reduced labor time compared to replacements sold as individual hoses.
What are the pressure ratings?
Sunsong states a max working pressure of 1,500 psi, a burst pressure rating of 8,700 psi, and a tensile strength of 1,600 lb., exceeding original equipment performance standards.
What are signs this pressure line needs replacing?
Fluid leaks or seepage at the fittings, low fluid level, a whining pump, or hard steering. Diagnose the cause first, since these symptoms can have other sources.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.