Manley Pistons 99.50mm STD Bore 9.8:1 Dish Extreme Duty Subaru WRX / STI EJ257 Pricemoled Part #: APR-CF-483031

Part #: APR-CF-483031

A precision-machined airflow meter mount allows you to retain the factory MAF sensor without modification

1173cfm-879hp (Direct Replacement)

Filter Type - Oiled Filter

Manley Pistons 99.50mm STD Bore 9.8:1 Dish Extreme Duty Subaru WRX / STI EJ257 Pricemoled Part #: APR-CF-483031Part #: 632300CE 4 The best aftermarket Subaru piston company just got even better with our new Turbo Tuff lineup targeted specifically for EJ25 engines. By incorporating proven design enhancements from our "Formula Won" piston forging, we've created the ultimate Subi piston to withstand the rigors of the highest boosted and stressed applications yet still run "quietly" and trouble free for the daily driver. Like all Manley Subaru pistons, these are