Grimmspeed Boost Control Solenoid Adapter - Subaru WRX VA Injector Dynamics This will help to promote

This will help to promote better transition from one gear to the next

Features excellent drivability like the stage 1

and it interfaces with an o-ringed feature rather than a vacuum hose

PCI has invested the research in order to create an ingeniously crafted safe design thats easily adjustable to accommodate multiple applications

- Gives vehicle a distinctive sporty intake sound

Grimmspeed Boost Control Solenoid Adapter - Subaru WRX VA Injector Dynamics This will help to promoteDescription This is the Grimmspeed Boost Solenoid Adapter. The pain purpose of this design is to convert your solenoid setup to a 3 port system. Your factory boost control solenoid is a 2 port solenoid that is mounted directly to the plastic turbo inlet, and it interfaces with an o ringed feature rather than a vacuum hose. Grimmspeed quickly went to work and utilized their expertise in boost control solenoid technology to develop a great solution with