632402CE-4 Manley Turbo Tuff Pistons EJ257 for 06-14 WRX / 04+ STi StopTech • Built-in mounting flange allows

• Built-in mounting flange allows the use of the stock turbo drain tube

The stock MAF housing is retained which translates into a smooth power band with safe air / fuel ratios

• Wet motor design

DEI's Titanium Pipe Shield combines the high heat tolerance of DEI’s proprietary LR fiber technology with a unique rivet-based clamp shield design to improve heat dissipation and cooling

632402CE-4 Manley Turbo Tuff Pistons EJ257 for 06-14 WRX / 04+ STi StopTech • Built-in mounting flange allowsManley 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: 632402CE4 Pin: Extreme . 250" Wall Bore Size: 99. 75mm (+. 25) Rod Length: 5. 137" Stroke: 83mm Stroker (2. 7L) Comp Distance: 1. 130" Dome Volume: 26 cc Cylinder Head