Keep power steering fluid flowing back where it belongs with the Sunsong power steering return line hose assembly, part number 3403877. It is a direct-fit replacement for the 2004-2008 Acura TL. It installs in the pipe-to-pipe position on the low-pressure return side of the power steering system. See the "Vehicles it fits" section for engine-specific details.
Sunsong is a vertically integrated manufacturer that researches, develops, and builds automotive fluid transfer hoses and lines. The company designs its products around what installers need and aims to exceed industry quality standards, not just meet them.
- Rated for return-side duty: Built to exceed original equipment performance standards. It has a 250 psi maximum working pressure and is suited to low-pressure, high-temperature operation.
- Assembly with additional components: Precision engineered for an exact fit. It includes the additional components Sunsong specifies so that the wearable parts are returned to original condition.
- Corrosion-resistant tubing: The tubing resists corrosion and rust from high humidity, road salt, water, and grime.
- Pressure tested: Every return hose goes through a high-pressure quality assurance test before it leaves the factory.
Signs this part may need replacing: power steering fluid seeping or dripping near the return line, a hose that looks cracked, swollen, or soft, a fluid level that keeps dropping, or pump whine that can come with low fluid. Diagnose the source of the leak before replacing parts.
Interchange: 53734SEPA01 · 13403877
This part cross-references / interchanges with the following part numbers:
3403877, 53734SEPA01, 13403877
Frequently Asked Questions
What does a power steering return line hose assembly do?
It carries low-pressure power steering fluid back toward the reservoir so the fluid can recirculate. This Sunsong assembly installs in the pipe-to-pipe position.
Will Sunsong 3403877 fit my 2004-2008 Acura TL?
It is listed for the 2004-2008 Acura TL. See the "Vehicles it fits" section for engine-specific details.
What pressure is this return hose rated for?
It has a maximum working pressure of 250 psi and is suited to low-pressure, high-temperature operation on the return side of the system.
Which part numbers does it interchange with?
Sunsong 3403877 interchanges with 53734SEPA01 and 13403877.
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.
