612005C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi Rays Wheels The urethane bushings are less

The urethane bushings are less harsh and transmit less feedback into the cabin then the solid bushings

NGK ignition coils are manufactured to OE standards for the highest durability and operational performance

When you are done

• Gas ported

Within minutes (approximately 70-seconds to be exact on this platform)

612005C-4 Manley Pistons EJ257 for 06-14 WRX / 04+ STi Rays Wheels The urethane bushings are lessManley 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