Cobb Boost Control Solenoid 3-Port WRX 08-14 / STI 08-17

Regular price $115.00

The COBB 3-Port Boost Solenoid (BCS) for the Subaru WRX 08-14 / STI 08-17 is an excellent upgrade for accurate boost control, reduction in boost fluctuations, and is rated to operate up to 120psi.

Designed to be low-profile with 1/8" barb fittings to keep it compact for mounting and nickel coated to help resist corroding.

The wiring harness is sealed to the casing using a waterproof grommet, solenoid wires are ultrasonically welded to the coil, and the manual override is sealed with an O-ring making the device waterproof or safe to wash.


  • Accurate and consistent boost control
  • Plug and play 18 Gauge wiring harness
  • 1/8" Nickel plated barbed fittings
  • Rated up to 120psi
  • Custom Aluminum mount

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