• Superior Strength: Crafted from domestic 2618 alloy forgings, these pistons offer outstanding strength and performance. Don't miss out on this power upgrade! • Premium Wrist Pins: Standard Series Pistons come with Premium Chrome Moly wrist pins, and upgrades to 9310 and Turbo Tuff/DLC alloys are available for extra durability. Upgrade your engine now! • Enhanced Ring Seal: Our strict standards for piston ring lands and grooves result in better ring seal and more power. Experience the difference today!

These pistons are perfect for Subaru FA20 WRX owners looking to boost their engine's performance. Whether you're into daily driving or high - octane racing, these pistons will serve you well. They have an over - size bore of 86.25mm with a +.25mm increase, and a 10:1 dish design. Ideal for car enthusiasts and mechanics aiming for reliable and powerful engine upgrades.