Sunsong 3404550 Power Steering Reservoir Hose - Reservoir To Pump

Brand Sunsong 3404550
Position Reservoir To Pump
Bracket (Y/N) N
End 1 Fitting Type Id hose
Hose Material 1 Csm
Length (in) 18.6
Length (mm) 472
PS Switch Port (Y/N) N
Fits Mazda · 6 vehicles

OE-level performance. Return hose exceeds original equipment standards for dependable steering system service.

Zinc-coated steel tubing. Helps resist corrosion and rust from humidity, road salt, water, and grime.

Precision engineered. Exact-fit design includes required wear items to restore original condition.

Cross-references GK2C32688C, GK2C32688D and GK2C32688E for the same application. See all 3.

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Sunsong 3404550 Reservoir Hose

The Sunsong 3404550 power steering reservoir hose is built for the return side of the steering system and is compatible with 2003-2008 Mazda 6 reservoir to pump applications. It is engineered for low-pressure, high-temperature service and uses corrosion-resistant construction to support long-term reliability in demanding underhood conditions.

Key Features

  • Fits 2003-2008 Mazda 6, reservoir to pump
  • Return hose rated for a maximum working pressure of 250 psi
  • Suitable for low-pressure, high-temperature power steering return service
  • CSM hose material for fluid-handling durability
  • 18.6 in. length for the specified reservoir-to-pump routing
  • Part number 3404550 for direct identification and ordering

Product Details

This Sunsong power steering reservoir hose is made to restore the fluid path between the reservoir and pump on Mazda 6 models from 2003 through 2008. The hose is precision engineered for exact fitment and is built with high-grade steel tubing finished with zinc electroplating to improve resistance to rust and corrosion from humidity, road salt, water, and grime. Part number 3404550 is also cross-referenced to GK2C32688C and GK2C32688D for the same application.

Common Problems It Can Address

  • Cracked or leaking power steering return hose
  • Corrosion on the original reservoir hose assembly
  • Restricted fluid return flow between reservoir and pump
  • Noise or steering effort caused by degraded hose condition
  • Fluid seepage from worn hose material or aged connections

Installation Notes

Verify routing, length, and end fitting style before installation. This hose uses an ID hose end at one connection and is intended for reservoir-to-pump placement on the listed Mazda 6 applications. Inspect surrounding steering components, clamps, and mounting points for wear before completing the repair.

Quality Assurance

Sunsong manufactures this return hose to exceed original equipment performance standards for the specified application. The corrosion-resistant steel construction and precision fit support a repair that restores the steering fluid path to original-condition operation on compatible Mazda 6 models.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2008Mazda6Reservoir To Pump—
2007Mazda6Reservoir To Pump—
2006Mazda6Reservoir To Pump—
2005Mazda6Reservoir To Pump—
2004Mazda6Reservoir To Pump—
2003Mazda6Reservoir To Pump—
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
GK2C32688CGK2C32688DGK2C32688E