Introducing the Subaru WRX STi Engine Piston by Manley Performance. Crafted from 2618 alloy, this forged piston is designed to deliver consistent performance with an 8.5:1 dish and an upgraded bore size of 99.55mm +0.05mm. Perfectly suited for the 2004 Subaru WRX STi, this single engine piston ensures better power and durability.

Manley Performance pistons are the choice of many professional engine builders and tuners due to their superior craftsmanship and engineering. The 2618 alloy construction offers robust strength and performance, enabling your vehicle to withstand high stresses. These pistons also feature enhanced cam and barrel profiles that maximize power delivery while preserving your engine's internal components. With precise ring lands and grooves, they offer superior ring sealing, which translates to more power and efficiency.

Features

• 2618 Alloy Forgings: Ensures superior strength and performance.
• Chrome Moly Wrist Pins: Superior durability, with upgrade options available.
• Exacting Ring Lands and Grooves: Enhance ring seal and power.
• Cam and Barrel Profiles: Maximizes power while being gentle on cylinder walls.
• Unique Fixturing: Guarantees ultimate ring groove to skirt squareness.

For automotive enthusiasts looking to enhance the performance of their WRX STi engines, this piston offers the precision and power you need. If you have any questions or require further assistance, feel free to reach out to us. We also offer installation and customization services at our locations in Austin, Texas, and the Los Angeles, California area. Connect with us at 512-982-9393 (TX) or 562-981-6800 (CA). Thinking about purchasing multiple items? Contact us to inquire about shipping discounts. Installation is available on our premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov