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Manley Platinum Series forged piston set for the Subaru 2.5L EJ257 WRX STI, specified with a 99.75mm bore, 1.130in compression height and -14.00cc crown. Intended for high-output builds, it pairs strength with precise fit. Domestic 2618 alloy forgings combine with proven cam-and-barrel skirt profiles, tool-steel wrist pins and moly skirt coatings on select SKUs, while exacting ring lands and unique fixturing enhance ring seal.
Manley Subaru 2.5L EJ257 WRX STi Piston Set - 99.75mm Bore 1.130in CH, -14.00 CC
