OE Quality
60-Day Returns

Genuine 99660590100 Engine Variable Valve Timing (VVT) Solenoid
Reliable Engine Variable Valve Timing Solenoid for Porsche 911 and Boxster
The Genuine 99660590100 Engine Variable Valve Timing (VVT) Solenoid is designed specifically for Porsche 911 and Boxster models. This precision component helps regulate the timing of your engine’s valves to optimize performance and efficiency.
- Compatible with Porsche 911 and Boxster models
- Genuine part number 99660590100 ensures exact OEM fit
- Engine Variable Valve Timing (VVT) solenoid for precise valve control
- Durable construction for consistent engine performance
- Direct replacement for factory-installed solenoid
Detailed Description of the Genuine 99660590100 VVT Solenoid
This Genuine Engine Variable Valve Timing Solenoid (part number 99660590100) is engineered to meet the exact specifications required by Porsche for the 911 and Boxster models. The solenoid controls the flow of oil to the variable valve timing system, allowing the engine to adjust valve timing dynamically based on driving conditions. This adjustment improves fuel efficiency, reduces emissions, and enhances engine responsiveness. Using a genuine part ensures compatibility and maintains the integrity of your vehicle’s engine management system.
Common Issues Addressed by the VVT Solenoid Replacement
- Irregular engine idling or stalling
- Reduced fuel efficiency and increased emissions
- Check engine light related to valve timing faults
- Loss of engine power or hesitation during acceleration
- Unusual engine noises linked to valve timing mechanisms
Installation Notes and Tips for Porsche 911 and Boxster
Installation of the Genuine 99660590100 VVT solenoid should be performed by a qualified technician familiar with Porsche engine systems. Before installation, ensure the engine is cool and disconnect the battery to prevent electrical issues. Proper torque specifications should be followed to avoid damage. After installation, it is recommended to clear any diagnostic trouble codes and verify the system operation through a test drive.
Quality Assurance and Warranty Information
The Genuine 99660590100 VVT solenoid is manufactured to meet Porsche’s OEM standards, ensuring reliable performance and durability. This part undergoes strict quality control processes to maintain consistency. Warranty coverage is provided as per Genuine parts policy, offering peace of mind with your purchase.
This part fits 23 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2005 | Porsche | 911 | Carrera | N/A | Black; Cylinders 1 - 3 |
| 2005 | Porsche | 911 | Carrera 4S | N/A | Black; Cylinders 1 - 3 |
| 2004 | Porsche | 911 | Carrera | N/A | Black; Cylinders 1 - 3 |
| 2004 | Porsche | 911 | Carrera 4 | N/A | Black; Cylinders 1 - 3 |
| 2004 | Porsche | 911 | Carrera 4S | N/A | Black; Cylinders 1 - 3 |
| 2004 | Porsche | Boxster | N/A | Black; Cylinders 1 - 3 | |
| 2003 | Porsche | 911 | Carrera | N/A | Black; Cylinders 1 - 3 |
| 2003 | Porsche | 911 | Carrera 4 | N/A | Black; Cylinders 1 - 3 |
| 2003 | Porsche | 911 | Carrera 4S | N/A | Black; Cylinders 1 - 3 |
| 2003 | Porsche | Boxster | N/A | Black; Cylinders 1 - 3 | |
| 2002 | Porsche | 911 | Carrera | N/A | Black; Cylinders 1 - 3 |
| 2002 | Porsche | 911 | Carrera 4 | N/A | Black; Cylinders 1 - 3 |
| 2002 | Porsche | 911 | Carrera 4S | N/A | Black; Cylinders 1 - 3 |
| 2002 | Porsche | Boxster | N/A | Black; Cylinders 1 - 3 | |
| 2001 | Porsche | 911 | Carrera | N/A | Black; Cylinders 1 - 3 |
| 2001 | Porsche | 911 | Carrera 4 | N/A | Black; Cylinders 1 - 3 |
| 2001 | Porsche | Boxster | N/A | Black; Cylinders 1 - 3 | |
| 2000 | Porsche | 911 | N/A | Black; Cylinders 1 - 3 | |
| 2000 | Porsche | Boxster | N/A | Black; Cylinders 1 - 3 | |
| 1999 | Porsche | 911 | N/A | Black; Cylinders 1 - 3 | |
| 1999 | Porsche | Boxster | N/A | Black; Cylinders 1 - 3 | |
| 1998 | Porsche | Boxster | N/A | Black; Cylinders 1 - 3 | |
| 1997 | Porsche | Boxster | N/A | Black; Cylinders 1 - 3 |
* 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.