612202C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi Denso Can be also used with

Can be also used with conventional steel discs and clutch systems actuators

Includes an advanced MAP sensor and wiring harness for ease of installation

The heavy-duty canister is engineered to be exceptionally durable

It MUST thread into a female 6AN ORB port

612202C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi Denso Can be also used withManley 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: 612202C4 Pin: Standard . 180" Wall Bore Size: 99. 75mm (+. 25) Rod Length: 5. 137" Stroke: 79mm Standard Stroke (2. 5L) Comp Distance: 1. 209" Dome Volume: 17 cc