Mazdaspeed 3port EBCS

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The COBB 3-Port Electronic Boost Control Solenoid (EBCS) adds the flexibility and precision needed for properly controlling boost via the factory ECU. Many upgrades to the turbocha rging system (such as larger turbochargers and external wastegates) require the increased performance, reliability, flexibility, safety and installation options that the COBB 3-Port EBCS provides. This product requires custom tuning Show more