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JE Ultra Series forged piston set for Subaru EJ25 applications, engineered with JE’s Aligned Grain Flow forging for high tensile strength required by power-adder builds. Ultra pistons include features such as thermal barrier crown coating, skirt coating, lateral gas ports and optimized pin oiling. These pistons are tailored for extreme cylinder pressures and are made in the USA.
JE Pistons Subaru EJ25 Ultra Series 99.50mm Bore Dia -16.5cc 8.5:1 - Piston Set
