OE Quality
60-Day Returns

Sunsong 3403674 Power Steering Hose Assembly
Reliable Power Steering Hose Assembly for Infiniti G35 and G37
The Sunsong 3403674 power steering hose assembly is designed to provide dependable hydraulic fluid transfer for Infiniti G35 and G37 models. Engineered with durable CSM hose material and versatile fittings, this hose assembly supports efficient steering performance.
- Compatible with Infiniti G35 and G37 power steering systems
- Length of 132.5 inches (3370 mm) for precise fitment
- Constructed with CSM hose material for durability and flexibility
- End fittings available in various types to match OEM connections
- Bracket not included, designed for direct hose replacement
Durable Construction and Precise Fitment
The Sunsong 3403674 power steering hose assembly features a robust CSM (chlorosulfonated polyethylene) hose material known for its resistance to heat, oil, and abrasion. Measuring 132.5 inches (3370 mm) in length, this hose assembly is tailored to fit the power steering systems of Infiniti G35 and G37 vehicles. Both ends of the hose come with various fitting types, ensuring compatibility with original equipment manufacturer (OEM) connections. This assembly does not include a bracket or power steering switch port, focusing solely on the hose replacement for reliable hydraulic fluid flow.
Applications and Common Issues Addressed
- Replacement for leaking or cracked power steering hoses on Infiniti G35 and G37
- Restores proper hydraulic pressure to improve steering response
- Prevents fluid loss that can cause steering pump damage
- Eliminates hose swelling or bulging under pressure
- Addresses noise or vibration caused by faulty hose assemblies
Installation Notes and Tips
When installing the Sunsong 3403674 power steering hose assembly, ensure the vehicle is safely lifted and the power steering system is depressurized. Verify the hose length and fitting types match the original components on your Infiniti G35 or G37. Since this assembly does not include a bracket, reuse the existing mounting hardware. After installation, bleed the power steering system to remove air and check for leaks to ensure proper operation.
Quality Assurance and Warranty
Sunsong power steering hose assemblies are manufactured to meet industry standards for durability and performance. The 3403674 part is backed by Sunsong's quality control processes to ensure reliable fitment and function. While specific warranty details are not provided, Sunsong products typically come with limited warranties covering defects in materials and workmanship.
| Brand | Sunsong |
| Part Number | 3403674 |
| Bracket (Y/N) | N |
| End 1 Fitting Type | Various |
| End 2 Fitting Type | Various |
| Hose Material 1 | Csm |
| Length (in) | 132.5 |
| Length (mm) | 3370 |
| PS Switch Port (Y/N) | N |
| Tech Tip | Tt1000 |
This part fits 4 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2009 | INFINITI | G37 | X | N/A | To 4/30 (OE Type Pressure and Return Assembly) |
| 2008 | INFINITI | G35 | X | N/A | Pressure and return assembly designed to OE specifications |
| 2008 | INFINITI | G35 | X Sport | N/A | Pressure and return assembly designed to OE specifications |
| 2007 | INFINITI | G35 | X | N/A | Pressure and return assembly designed to OE specifications |
* 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.