Dorman 667-105 Turbocharger Boost Solenoid

Reliable Turbocharger Boost Solenoid for Subaru Vehicles

The Dorman 667-105 Turbocharger Boost Solenoid is designed to provide precise boost control for select Subaru models. Engineered with durable plastic housing and a mounting bracket included, this solenoid ensures consistent performance in your Subaru Forester, Impreza, Legacy, Outback, WRX, and WRX STI.

• Three hose connectors with 0.25 inch inside diameter each for secure vacuum line attachment
• Single blade terminal with female terminal gender for reliable electrical connection
• Durable black plastic housing with included mounting bracket for easy installation
• Male connector gender compatible with factory wiring harness (harness not included)
• Non-adjustable design for consistent factory-spec boost control

Product Details and Specifications

The Dorman 667-105 Turbocharger Boost Solenoid features three hose connectors, each with a 0.25 inch inside diameter, allowing for precise vacuum routing essential to turbo boost regulation. The solenoid uses a single blade terminal with female terminal gender, designed to mate with the male connector on the vehicle’s wiring harness (note that the wiring harness is not included). Its black plastic housing offers corrosion resistance and durability under engine bay conditions. The included mounting bracket simplifies secure attachment to the vehicle’s chassis or engine bay. This solenoid is non-adjustable, maintaining factory boost control settings for optimal turbocharger performance.

Compatible Subaru Models and Applications

This turbocharger boost solenoid is compatible with a range of Subaru vehicles, including the Forester, Impreza, Legacy, Outback, WRX, and WRX STI. It is designed to replace the original equipment solenoid, restoring proper boost control and turbocharger function.

• Helps resolve inconsistent or fluctuating turbo boost pressure
• Addresses turbo lag or poor acceleration due to boost control failure
• Prevents check engine light codes related to boost solenoid malfunction
• Eliminates boost leaks caused by damaged or faulty solenoid valves
• Restores proper turbocharger response and engine performance

Installation Notes and Tips

Installation of the Dorman 667-105 Turbocharger Boost Solenoid requires basic mechanical skills and tools. Ensure the vehicle is cool before beginning work. Disconnect the battery to prevent electrical shorts. Remove the old solenoid by detaching the vacuum hoses and electrical connector, then unbolt the mounting bracket. Install the new solenoid by securing the mounting bracket and reconnecting the vacuum hoses to the three 0.25 inch diameter hose connectors. Connect the electrical blade terminal, ensuring proper terminal gender alignment. Verify all connections are secure before starting the engine.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM specifications. The 667-105 Turbocharger Boost Solenoid undergoes rigorous quality control to ensure reliable operation and durability. This part includes a limited warranty against defects in material and workmanship, providing confidence in its long-term performance for your Subaru Forester, Impreza, Legacy, Outback, WRX, or WRX STI.