Boost Controllers

CUSTOM TUNING REQUIRED!! Please contact your preferred Protuner in order to safely utilize this part! The COBB 3-Port Boost Solenoid (BCS) is an excellent upgrade for modern turbocharged vehicles, enabling precise boost control in a tidy package that is...

Perrin 07-14 STi Boost Control Solenoid Cover - Red

Perrin 07-14 STi Boost Control Selenoid Cover - Black

Perrin Pro Electronic Boost Control Solenoid 08-18 Subaru STi

Perrin Pro Electronic Boost Control Solenoid 08-14 Subaru WRX

Perrin Pro Electronic Boost Control Solenoid 02-07 Subaru WRX / 04-07 STi

Perrin Pro Electronic Boost Control Solenoid 15-18 Subaru WRX

It is important to note that the Atomic does NOT use a "ball-and-spring" system like others on the market, for very good reason. The ball-and-spring system is an attempt to increase the boost rise rate by preventing pressure from reaching the wastegate...

Cobb 08-12 Subaru WRX / 08-12 STI Hatch / 11-12 STI Sedan 3-Port Boost Control Solenoid

Cobb 04-07 Subaru STI / 02-07 WRX / 04-08 FXT 3-Port Boost Control Solenoid

GrimmSpeed Universal Red Manual Boost Controller

GrimmSpeed Universal Blue Manual Boost Controller

GrimmSpeed Universal Black Manual Boost Controller

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...

GrimmSpeed Subaru Boost Solenoid Valve For 2008-14 Subaru WRX and 05-12 Legacy GT. The Most COMPLETE Subaru EBCS Ever Built, Period. Get into Boost Much Quicker, Flows 10% more than most of the competition. Plug and Play into the OEM harness, no splicing...

GrimmSpeed Subaru Boost Solenoid Valve For 2008-20 Subaru STI. The most, complete Subaru EBCS Ever Built, Period. Get into Boost Much Quicker, Flows 10% more than most of the competition. Plug and Play into the OEM harness, no splicing wire like other...

GrimmSpeed Subaru Boost Solenoid Valve For 2006-07 Subaru WRX, 2004-07 STI and 2004-08 Forester XT . The Most COMPLETE Subaru EBCS Ever Built, Period. Get into Boost Much Quicker, Flows 10% more than most of the competition. Plug and Play into the OEM...

GrimmSpeed 02-05 WRX Boost Control Solenoid

GrimmSpeed has designed a simple CAD modeled boost control adapter that utilizes the OEM WRX and Legacy GT turbo inlet. The billet adapter makes use of the inlets recirculation port and features a barbed fitting as well as threaded holes to accept...

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...