612005C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi Fidanza The COBB 3-Port Boost Control

The COBB 3-Port Boost Control Solenoid (BCS) for 2015-2020 WRX adds the flexibility and precision needed for properly controlling boost via the factory ECU

• Computerized machined surfaces for proper fit/sealing

(1) Gallardo LP520 Wiring Loom

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612005C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi Fidanza The COBB 3-Port Boost ControlManley Pistons for the EJ257 motor in the 2006 2014 WRX and 2004+ STi models includes a full set of 4 pistons, wrist pins, ring sets and round wire locks. See more Manley Pistons for the EJ257 WRX & STi. Vehicle Fitment: Subaru EJ257 2006 2014 WRX 2004 2021 STi Piston Specs: Part Number: 612005C4 Pin: Standard . 180" Wall Bore Size: 100mm (+. 5) Rod Length: 5. 137" Stroke: 79mm Standard Stroke (2. 5L) Comp Distance: 1. 209" Dome Volume: 22 cc Cylinder