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Manley piston set for Subaru 2.5L EJ257 (WRX/STi) with 99.75mm bore, 1.209in compression height and -22.00cc crown volume. These "Platinum Series" forged pistons employ domestic 2618 alloy forgings, cam-and-barrel skirt profiles, and tool steel wrist pins, with moly skirt coatings on select SKUs. Manley’s precise fixturing and exacting ring land and groove standards support improved ring seal and consistent performance in high-output engines.
Manley Subaru 2.5L EJ257 WRX STi Piston Set - 99.75mm Bore 1.209in CH, -22.00 CC
