Sunsong 3405345 Power Steering Pressure Line Hose Assembly
OE Quality 60-Day Returns
Sunsong

Sunsong 3405345 Power Steering Pressure Line Hose Assembly

Brand Sunsong 3405345
Length 34.25
Length 870.00
9818 No
Bracket Included No
End 1 Fitting Size 18
End 1 Fitting Type Male o-ring
End 2 Fitting Size 16
End 2 Fitting Type Banjo
Material Csm
Fits Audi · 3 vehicles

Exact form, fit, and function. Built to match OEM expectations for a straightforward replacement.

CSM material. Resists fluid transfer wear for dependable hose performance.

Male O-ring and banjo ends. Provides secure connections for a power steering pressure line.

Cross-references Dorman - HELP 80999, Gates 352611 and 7L8422893AG for the same application. See all 6.

$76.01Free shipping
In stock · usually ships same day before 1pm CST
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Not what you need? See all Power Steering Pressure Line Hose Assembly options

Power Steering Pressure Line for Audi Q7

This Sunsong power steering pressure line hose assembly is built for 2007-2009 Audi Q7 applications and is identified by part number 3405345. It is engineered with the correct form, fit, and function for direct replacement service on the steering hydraulic system.

  • Fits 2007-2009 Audi Q7
  • Power steering pressure line hose assembly
  • Length: 34.25 in. / 870 mm
  • End 1 fitting: Male O-Ring, size 18
  • End 2 fitting: Banjo, size 16
  • CSM hose material for fluid transfer applications
  • Bracket not included

Product Details

Sunsong part number 3405345 is a power steering pressure line hose assembly made for the Audi Q7 steering system. The hose uses a Male O-Ring connection on one end and a Banjo fitting on the other, with a 34.25-inch overall length to match the original routing and connection points. For shoppers searching for an Audi Q7 power steering pressure hose, 3405345 provides a direct-fit replacement option for 2007, 2008, and 2009 models.

Sunsong focuses on automotive fluid transfer hoses and lines with attention to installer needs and OE-style fitment. This part cross-references Dorman - HELP 80999 and Gates 352611 for the same application.

Common Steering System Issues

  • Leaking power steering fluid at the hose assembly
  • Cracked or deteriorated hose material
  • Loss of steering assist from pressure line failure
  • Incorrect fit from a mismatched replacement hose
  • Noise or stiffness caused by hydraulic fluid loss

Installation Notes

Verify the end fittings, hose length, and routing before installation. Inspect mating surfaces, seals, and adjacent steering components for wear or contamination before connecting the new line. Confirm the vehicle is a 2007-2009 Audi Q7 and match the original pressure line layout to avoid fitment issues.

Quality Assurance

Sunsong manufactures automotive fluid transfer hoses and lines with a focus on exact form, fit, and function. The brand develops products to meet industry quality standards and supply OE-level replacement parts for steering and fluid transfer service.

Related reading

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelNotes
2009AudiQ7—
2008AudiQ7—
2007AudiQ7—
Directly replaces or cross-references 6 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Dorman - HELP — 80999Gates — 3526117L8422893AG2647-531717559713405345