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Manley's Platinum Series forged pistons for 2004‑on Subaru WRX STI (EJ257) are supplied as a piston set with rings for the STD stroke and +0.25mm bore; they feature 2618 alloy forgings and performance‑oriented skirt profiles. The market description highlights 2618 forgings, tool steel wrist pins and moly skirt coatings, positioning these pistons for high‑quality engine builds.
Manley 04+ Subaru WRX STi (EJ257) STD Stroke 99.75mm +.25mm Bore 9.8:1 Dish Piston Set with Rings
