Cobb 3-Port Boost Control Solenoid 2015-2021 Subaru WRX | 714750 Wheel Size_18 inch It prevents oscillation in the

It prevents oscillation in the boost curve

Part: # MMOC-WRX-08T

Adjustable compression and rebound control

Whiteline Adjustable Front Endlinks utilize a heavy duty steel ball joint ends that adjust & rotate to any angular combination

Cobb 3-Port Boost Control Solenoid 2015-2021 Subaru WRX | 714750 Wheel Size_18 inch It prevents oscillation in theFitment Information: 2015 2021 Subaru WRX Will not fit some northern vehicles equipped with Subaru OEM cast aluminum turbo inlet. The COBB 3 Port Boost Control Solenoid (BCS) adds the flexibility and precision needed for properly controlling boost via the factory ECU. Many upgrades to the turbocharging system (such as larger turbochargers and external wastegates) require the increased performance, reliability, flexibility, safety and installation