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Sunsong 3404800 Power Steering Pressure Line Hose Assembly - To Gear
Power Steering Pressure Line for Audi
Sunsong 3404800 is a power steering pressure line hose assembly built for select Audi applications, including 2000-2004 Audi A6 Quattro and 2000-2002 Audi S4, to gear. It is engineered to meet demanding steering-system pressure requirements while supporting precise fitment for service replacement on the Audi A6 Quattro and Audi S4.
Key Features
- Pressure hose assembly for power steering pressure line service
- Max working pressure: 1,500 psi
- Burst pressure rating: 8,700 psi
- Tensile strength: 1,600 lb
- 14 mm banjo end fitting and 16 mm male end fitting
- 35.7 in. (907 mm) overall length
- CSM hose material for steering-fluid durability
- High-grade steel tubing with zinc electroplating for corrosion resistance
- High-pressure tested before shipment
Detailed Description
This Sunsong power steering pressure line hose assembly, part number 3404800, is built to restore steering fluid transfer between the pump and gear on compatible Audi platforms. The hose is precision engineered for exact fit and uses corrosion-resistant steel tubing with a zinc coating to help resist humidity, road salt, water, and grime. For Audi A6 Quattro and Audi S4 service work, 3404800 provides a direct replacement option that matches the required pressure-line configuration.
This part cross-references Monroe Shocks & Struts 5572 and MOOG Chassis Products 80974 for the same application.
What It Helps Address
- Power steering fluid leaks from a worn pressure line
- Steering effort caused by pressure loss in the hose assembly
- Noise or inconsistent steering assist related to hose deterioration
- Corrosion damage on the original steering line
- Fitment issues when replacing a damaged Audi A6 Quattro or Audi S4 pressure hose
Installation Notes and Tips
Verify the end fittings before installation: End 1 is a 14 mm banjo fitting and End 2 is a 16 mm male fitting. This hose is listed for To Gear applications only, so confirm routing and connection points against the removed part before installation. Inspect adjacent steering components, seals, and mounting points for wear or damage before returning the vehicle to service.
Quality Assurance
Each Sunsong 3404800 hose is high-pressure tested at the factory before release. The assembly is built to exceed original equipment performance standards for pressure capacity and durability, with corrosion-resistant tubing and precision fitment intended to support reliable steering-system operation.
| Brand | Sunsong |
|---|---|
| Part Number | 3404800 |
| Bracket (Y/N) | N |
| End 1 Fitting Size (mm) | 14 |
| End 1 Fitting Type | Banjo |
| End 2 Fitting Size (mm) | 16 |
| End 2 Fitting Type | Male |
| Hose Material 1 | Csm |
| Length (in) | 35.7 |
| Length (mm) | 907 |
| PS Switch Port (Y/N) | N |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2004 | Audi | A6 Quattro | To Gear | |
| 2003 | Audi | A6 Quattro | To Gear | |
| 2002 | Audi | A6 Quattro | To Gear | |
| 2002 | Audi | S4 | To Gear | |
| 2001 | Audi | A6 Quattro | To Gear | |
| 2001 | Audi | S4 | To Gear | |
| 2000 | Audi | A6 Quattro | To Gear | |
| 2000 | Audi | S4 | To Gear |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.