621005C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi VENDOR10 • Intake valves are sold

• Intake valves are sold separately

Record Breaking Results:

Actual product is pictured

Includes both upper and lower airbox hoses

Torque Solution driveshaft center support bushings will replace the OEM rubber mounts with new billet aluminum pieces to help reduce wheel hop

621005C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi VENDOR10 • Intake valves are soldManley 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: 621005C4 Pin: Standard . 180" Wall Bore Size: 100mm (+. 5) Rod Length: 5. 137" Stroke: 75mm De Stroked (2. 35L) Comp Distance: 1. 285" Dome Volume: 18 cc Cylinder Head