Manley Pistons 99.75mm +.25mm Bore 9.8:1 Dish Extreme Duty Subaru WRX / STI EJ257 vendor_H&R 3mm inner diameter tubing

3mm inner diameter tubing

your vehicle will give off that prized rumbling sound that performance cars are known for

Under identical testing conditions

Required: 1 per axle

This kit DOES NOT INCLUDE a water pump

Manley Pistons 99.75mm +.25mm Bore 9.8:1 Dish Extreme Duty Subaru WRX / STI EJ257 vendor_H&R 3mm inner diameter tubingPart #: 632302CE 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