Manley Pistons 99.75mm Bore +.25mm Size 8.5:1 Dish Extreme Duty Subaru WRX / STI EJ257 vendor_Mooresport Since the GT-R is continuously

Since the GT-R is continuously evolving as a higher performance vehicle

& easy to install

Advantex packing material offers superior flow characteristics while offering great sound suppression

Revel uses their 'ADVANTEX' packing material technology to maximize exhaust system efficiency while maintaining a clean sound output that is under 93db

Manley Pistons 99.75mm Bore +.25mm Size 8.5:1 Dish Extreme Duty Subaru WRX / STI EJ257 vendor_Mooresport Since the GT-R is continuouslyPart #: 632202CE 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