OE Quality
60-Day Returns

Four Seasons 89038 Engine Auxiliary Water Pump
Reliable Engine Auxiliary Water Pump for Porsche Cayenne and Volkswagen Touareg
The Four Seasons Water Pump 89038 is designed to maintain optimal engine cooling performance in select Porsche and Volkswagen models. This electric auxiliary water pump ensures efficient coolant circulation, helping to prevent overheating and maintain engine temperature stability.
- Brand: Four Seasons
- Brand Line: Water Pump
- Part Number: 89038
- Type: Electric Engine Auxiliary Water Pump
- Material: Durable Plastic Construction
- Inlet and Outlet Pipe Diameter: 0.78 inches (20 mm)
- Overall Dimensions: Height 3.75 inches, Width 3.50 inches, Depth 3.00 inches
- Terminal Pin Quantity: 2
- Meets or Exceeds OEM Specifications
- New, Not Remanufactured
Product Line Details: Four Seasons Water Pump
The Four Seasons Water Pump line focuses on engine coolant components engineered for reliable performance and durability. This Water Pump auxiliary model is specifically designed to complement the cooling system of Porsche Cayenne and Volkswagen Touareg vehicles, providing consistent coolant flow with an electric operation that meets or exceeds original equipment manufacturer standards.
Detailed Product Description
This Four Seasons 89038 engine auxiliary water pump features a plastic housing with precise inlet and outlet pipe diameters of 0.78 inches (20 mm), ensuring compatibility with the cooling system plumbing of Porsche Cayenne and Volkswagen Touareg models. The electric pump style supports efficient coolant circulation, which is critical for maintaining engine temperature under various driving conditions. Its compact dimensions (3.75 inches height, 3.50 inches width, and 3.00 inches depth) allow for straightforward integration into the engine bay without interference. The pump includes two terminal pins for electrical connection, facilitating installation and reliable operation.
Common Applications and Issues Addressed
- Restores proper coolant flow in Porsche Cayenne and Volkswagen Touareg engines
- Prevents engine overheating caused by auxiliary pump failure
- Eliminates coolant circulation interruptions due to worn or damaged pumps
- Supports engine temperature regulation during idle and low-speed operation
- Replaces faulty electric auxiliary water pumps to maintain cooling system efficiency
Installation Notes and Tips
- Ensure compatibility with Porsche Cayenne and Volkswagen Touareg models before installation
- Disconnect the battery and relieve cooling system pressure prior to removal
- Verify electrical connections match the two terminal pins on the pump
- Inspect hoses and clamps for wear and replace if necessary during installation
- Follow vehicle manufacturer torque specifications for mounting hardware
Quality Assurance and Warranty
The Four Seasons Water Pump 89038 is a new, not remanufactured, component that meets or exceeds OEM standards for fit, form, and function. Manufactured with durable plastic materials and tested for reliable electric operation, this pump is backed by Four Seasons' quality assurance protocols. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.
| Brand | Four Seasons |
| Part Number | 89038 |
| Position | Water Pump |
| Depth | 3.00 |
| Description | Engine Coolant Components |
| Electric or Mech? | Electric |
| Extended Length | 0.78 |
| Inlet Dia. MM | 20.00 |
| Inlet Pipe Diameter | 0.78 |
| Material | Plastic |
| Meets / Exceeds OEM? | Yes |
| New or Reman | New |
| Outlet Dia. MM | 20.00 |
| Overall Height IN | 3.75 |
| Overall Width IN | 3.50 |
| Style | Auxiliary |
| Terminal Pin Qty. | 2 |
| Type | Water Pump |
This part fits 8 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2007 | Volkswagen | Touareg | 4.2L | V8 | N/A | Engine Cooling Fan Motor Relay - New Part; Water Pump |
| 2006 | Porsche | Cayenne | 4.5L | V8 | N/A | Water Pump |
| 2006 | Volkswagen | Touareg | 4.2L | V8 | N/A | Engine Cooling Fan Motor Relay - New Part; Water Pump |
| 2005 | Porsche | Cayenne | 4.5L | V8 | N/A | Water Pump |
| 2005 | Volkswagen | Touareg | 4.2L | V8 | N/A | Engine Cooling Fan Motor Relay - New Part; Water Pump |
| 2004 | Porsche | Cayenne | 4.5L | V8 | N/A | Water Pump |
| 2004 | Volkswagen | Touareg | 4.2L | V8 | N/A | Engine Cooling Fan Motor Relay - New Part; Water Pump |
| 2003 | Porsche | Cayenne | N/A | Water Pump |
* 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.