632200CEB-1 Manley Turbo Tuff Piston EJ257 for 06-14 WRX / 04+ STi Muteki The Plumb Back system recirculates

The Plumb Back system recirculates all excess pressure back into the intake system

MM023HR HD "Heavy Duty"

• Weight: 10 pounds (4

Installing our AOS will eliminate the oil vapors in your intake system thus eliminating the loss of octane

• Durable and lightweight construction

632200CEB-1 Manley Turbo Tuff Piston EJ257 for 06-14 WRX / 04+ STi Muteki The Plumb Back system recirculatesThis Manley Turbo Tuff Piston for the EJ257 motor in the 2006 2014 WRX and 2004+ STi models is sold individually. Price includes one piston, one pin, one ring set and round wire locks. Please confirm if you need Grade A or B pistons. See more Manley Pistons for the EJ257 WRX & STi Vehicle Fitment: Subaru EJ257 2006 2014 WRX 2004 2021 STi Piston Specs: Part Number: 632200CEB1 Pin: Extreme . 250" Wall Bore Size: 99. 5mm (Grade B) Rod Length: 5. 137"