• Superior 2618 Alloy Forgings: Domestic 2618 alloy forgings ensure top - notch strength and performance! • Durable Wrist Pins: Premium Chrome Moly wrist pins are standard. Upgrade options to 9310 and Turbo Tuff/DLC alloys offer extra durability. • Enhanced Ring Seal: Strict standards for ring lands and grooves lead to better ring seal and more power. This piston set is a game - changer for your Subaru! This Part Fits:

Year	Make	Model	Submodel
2004 - 2012	Subaru	Impreza	WRX STI
2007,2011 - 2012	Subaru	Impreza	WRX STI Limited
2010	Subaru	Impreza	WRX STI Special Edition

This piston set is perfect for Subaru WRX STI owners who are looking to boost their car's performance. Whether you're into racing or just want a more powerful daily drive, this set is for you. It has a standard stroke of 99.5mm and a standard bore with an 8.5:1 dish. It fits Subaru Impreza WRX STI models from 2004 - 2012, including limited and special edition models.