Manley 2004+ EJ257 STI Forged Pistons – 99.50mm Bore, –17cc Dish, 8.5:1 CR, Extreme Duty Ring Kit

Description

Our signature “Platinum Series” pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.

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