Keep power steering fluid circulating as it should with the Sunsong power steering return line hose assembly, part number 3403000. It is a direct-fit replacement for the 2000-2006 Toyota Tundra and carries fluid on the low-pressure return side of the steering system, from the steering gear back toward the reservoir. See the Buyer's Guide tab for engine-specific details.
Sunsong is a vertically integrated manufacturer that researches, develops and builds automotive fluid transfer hoses and lines. It designs its products around what installers need and aims to exceed industry quality standards. Sunsong builds this assembly to deliver exact form, fit and function.
Signs this part may need replacing include power steering fluid seeping or dripping from the return hose, a fluid level that keeps dropping, or a hose that looks cracked, swollen or wet. If a leaking return line is the cause, this assembly replaces it. Diagnose the source of the leak before ordering.
Interchange: 2647-715217
2647715217 · 37785 · 92712 · 366149 · 13403000 · 77158 · 75145 · 444100C021
This part cross-references / interchanges with the following part numbers:
Will this return line fit my 2000-2006 Toyota Tundra?
Sunsong 3403000 is listed for the 2000-2006 Toyota Tundra. Check the Buyer's Guide tab for engine-specific application details before ordering.
What does a power steering return line hose do?
It carries power steering fluid on the low-pressure side of the system. It returns the fluid from the steering gear toward the reservoir so it can circulate again.
What pressure is this hose rated for?
Sunsong lists a maximum working pressure of 250 psi for its return hoses. They are intended for low-pressure, high-temperature operation.
Is the hose tested before shipping?
Yes. Sunsong puts every return hose through a high-pressure quality assurance test before it leaves the factory.
How do I know if my return line is failing?
Common signs include power steering fluid leaking from the hose, a fluid level that keeps dropping, or a hose that looks cracked or wet. Confirm the source of the leak before replacing the line.
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.
