Boost Controllers

Subaru 3-Port Boost Control Solenoid (BCS) WRX 2015-2021 EmissionsThis part is legal under the provisions of EPA’s Anti-Tampering Policy. COBB Tuning has established a reasonable basis (testing results) to verify that this product allows the...

COBB's 3-Port Electronic Boost Solenoid (BCS) enables precise boost control in a tidy package that is easy to install and tune. The BCS eliminates boost fluctuations inherent in the OEM boost control system, providing stable and repeatable boost control...

COBB's 3-Port Electronic Boost Solenoid (BCS) enables precise boost control in a tidy package that is easy to install and tune. The BCS eliminates boost fluctuations inherent in the OEM boost control system, providing stable and repeatable boost control...

OverviewThe PERRIN Electronic Boost Control Solenoid (EBCS) Pro is designed to control today's high performance turbochargers with its ultra-fast response and bomb-proof design.Tuning RequiredProper ECU Tuning is required for the safe operation of the...

OverviewThe PERRIN Electronic Boost Control Solenoid (EBCS) Pro is designed to control today's high performance turbochargers with its ultra-fast response and bomb-proof design.Tuning RequiredProper ECU Tuning is required for the safe operation of the...

OverviewThe PERRIN Electronic Boost Control Solenoid (EBCS) Pro is designed to control today's high performance turbochargers with its ultra-fast response and bomb-proof design.Tuning RequiredProper ECU Tuning is required for the safe operation of the...

OverviewThe PERRIN Electronic Boost Control Solenoid (EBCS) Pro is designed to control today's high performance turbochargers with its ultra-fast response and bomb-proof design.Tuning RequiredProper ECU Tuning is required for the safe operation of the...

The TurboXS 2015 - 2021 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket front pipe.

The TurboXS 2008 - 2021 Subaru STI Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.

The TurboXS 2002 - 2007 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.

The TurboXS 2008 - 2014 Subaru WRX Boost Control Solenoid is designed to replace factory 2 port boost solenoid with a 3 port. This part is required for great boost control on your WRX when using an aftermarket Downpipe or Upgraded Turbocharger.

GrimmSpeed has provided a trusted 3-port EBCS (electronic boost control solenoid valve) solution for years that many Subaru tuners prefer. The 2015 - 20 Subaru WRX comes from the factory with a 2-port solenoid that is mounted directly to the plastic...

Boasting a repeatable and stable boost curve, quick rise rate, and unbeatable value, GFB's Atomic has earned a reputation as being one of the most reliable and effective manual boost controllers on the market. It is important to note that the Atomic does...