Cobb 15-17 Subaru WRX 3-Port Boost Control Solenoid subaru-wrx-2013 Use the COBB Overflow Tank

Use the COBB Overflow Tank and Washer Reservoir filler to clean up your engine bay and gain additional room for intercooler piping

On our 305 hp test vehicle running 20-22 psi of boost

The COBB Shifter Bushing Pack includes both the front and reads shifter bushings

overheating the transmission fluid can cause early component failure

Brushed aluminum finish

Cobb 15-17 Subaru WRX 3-Port Boost Control Solenoid subaru-wrx-2013 Use the COBB Overflow TankThe COBB 3 Port Boost Solenoid (BCS) is an excellent upgrade for modern turbocharged vehicles, enabling precise boost control in a tidy package that is easy to install and tune. Our BCS will eliminate boost fluctuations inherent in the OEM boost control system, providing stable and repeatable boost control to base the vehicle's tune on. It is equally capable of providing this stable boost control at stock boost levels as well as extremely high boost