HomeSteering > Power Steering Hoses, Pumps, and Related ComponentsSunsong 3403733 Power Steering Return Line Hose Assembly - To Reservoir
Part #: 3403733

Sunsong 3403733 Power Steering Return Line Hose Assembly - To Reservoir

To Reservoir
8 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Subaru, Legacy and Outback
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Sunsong Power Steering Return Line Hose Assembly

The Sunsong 3403733 power steering return line hose assembly is designed specifically for Subaru Legacy and Outback models. This 16.1-inch hose features durable CSM material and 3/8 inch ID hose fittings on both ends, ensuring reliable fluid return in your vehicle's power steering system.

  • Compatible with Subaru Legacy and Outback models
  • Part number 3403733 for precise identification
  • 16.1 inches (410 mm) in length for exact fitment
  • 3/8 inch inner diameter hose fittings on both ends
  • Constructed from CSM (chlorosulfonated polyethylene) hose material for durability
  • Includes Tech Tip TT1000 for installation guidance

Detailed Product Description

This power steering return line hose assembly by Sunsong is engineered to meet the specifications required by Subaru Legacy and Outback vehicles. The hose is made from CSM, a synthetic rubber known for its resistance to heat, oil, and weathering, which helps maintain the integrity of the power steering fluid return path. Both ends of the hose feature 3/8 inch ID hose fittings, designed as ID hose types to ensure a secure and leak-free connection. With a length of 16.1 inches (410 mm), this hose assembly fits precisely within the power steering system, maintaining proper fluid flow and system pressure.

Common Applications and Issues Addressed

  • Replacement of worn or cracked power steering return hoses
  • Resolving power steering fluid leaks in Subaru Legacy and Outback models
  • Restoring proper fluid return flow to prevent steering system noise or stiffness
  • Preventing contamination and maintaining hydraulic pressure in the power steering system
  • Addressing hose swelling or degradation due to heat and fluid exposure

Installation Notes and Tips

When installing the Sunsong 3403733 power steering return line hose assembly, ensure the vehicle is safely lifted and the power steering system is depressurized. Use the included Tech Tip TT1000 as a reference for proper hose routing and fitting connection. Verify that both 3/8 inch ID hose fittings are securely seated to prevent leaks. Inspect surrounding components for wear or damage during installation to maintain overall system integrity.

Quality Assurance and Warranty

Sunsong power steering components are manufactured to meet or exceed OEM standards for fit, form, and function. The 3403733 hose assembly undergoes rigorous quality control to ensure durability and performance in Subaru Legacy and Outback vehicles. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary.

BrandSunsong
Part Number3403733
End 1 Fitting Size (in)3/8
End 1 Fitting TypeID Hose
End 2 Fitting Size (in)3/8
End 2 Fitting TypeID Hose
Hose Material 1CSM
Length (in)16.1
Length (mm)410
Tech TipTT1000

This part fits 8 vehicles. Search below:

YearMakeModelPositionNotes
2014SubaruLegacyTo Reservoir
2013SubaruLegacyTo Reservoir
2012SubaruLegacyTo Reservoir
2012SubaruOutbackTo Reservoir
2011SubaruLegacyTo Reservoir
2011SubaruOutbackTo Reservoir
2010SubaruLegacyTo Reservoir
2010SubaruOutbackTo Reservoir

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

340373334611AJ05A81647PSH0521

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.