Route power steering fluid back to the reservoir the way the factory intended with the Sunsong power steering return line hose assembly, part number 3403866. It is listed for the 2006-2008 Acura TSX and installs at the pipe-to-reservoir position, carrying fluid on the low-pressure return side of the steering system. See the Buyer's Guide tab for engine-specific details.
Sunsong is a vertically integrated maker focused on researching, developing and producing automotive fluid transfer hoses and lines. It designs products around what installers need and aims to deliver exact form, fit and function.
Signs this part may need replacing include fluid seeping around the return line, a reservoir level that keeps dropping, or a wet, grime-covered hose near the reservoir. Other steering components can cause similar symptoms, so diagnose the leak source first. After installation, refill and bleed the system as directed by the vehicle service information.
Interchange: 53733SECA01 · 23403866
This part cross-references / interchanges with the following part numbers:
What does a power steering return line hose assembly do?
It carries power steering fluid on the low-pressure return side of the system. This assembly runs from the pipe to the reservoir.
Which vehicles does Sunsong 3403866 fit?
It is listed for the 2006-2008 Acura TSX. See the Buyer's Guide tab for engine-level fitment details.
What pressure is this return hose rated for?
Sunsong rates its return hoses for a max working pressure of 250 psi. They are suited to low-pressure, high-temperature operation.
What are signs the return line may need replacing?
Possible signs include fluid seeping at the line, a dropping reservoir level, or a wet, grimy hose. Other steering parts can cause similar symptoms, so confirm the leak source before replacing.
Is the hose tested before it ships?
Yes. Every Sunsong return hose goes through a high-pressure quality assurance test before it leaves the factory.
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.
