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Manley Platinum Series forged piston set for the Subaru 2.5L EJ257 WRX STI, offered with a 99.50mm bore, 1.130in compression height and -14.00cc crown. It serves high-output rebuilds and tuned engines needing durable reciprocating components. Built from domestic 2618 alloy forgings with cam-and-barrel skirt profiles, tool-steel wrist pins and moly skirt coatings on select SKUs for improved ring seal and machining accuracy.
Manley Subaru 2.5L EJ257 WRX STi Piston Set - 99.50mm Bore 1.130in CH, -14.00 CC
