The COBB 3-port boost control solenoid fits various Mazda turbo applications including 2007–2012 Mazdaspeed3 and related models listed, providing the solenoid used by the vehicle’s boost control system. It replaces the factory unit to restore turbo boost modulation. Intended for direct replacement, the solenoid maintains the electrical and pneumatic interface required for factory boost control on supported Mazda models.
Cobb 07-12 Mazda MS3 / 06-07 MS6 / 07-11 MPS3 / 04-06 MPS6 3-Port Boost Control Solenoid