RCM / Omega Piston Set - Gobstopper I, II & III EJ20 Size:92.25mm Oversize Formerly known as AP600

Formerly known as AP600

Dry Boiling Point: 312°C

Whether your running standard

but also enhances the under bonnet appearance of your Impreza

RCM / Omega Piston Set - Gobstopper I, II & III EJ20 Size:92.25mm Oversize Formerly known as AP600RCM have always chosen Omega as their preferred piston manufacturer, not only because of their extensive experience within motorsport but also for the incredible accuracy and attention to detail that is applied to every aspect of their manufacturing. So why forged? A forging is still the best way to manufacture a piston, not just from a production point of view but for the strength of the piston. There are certain areas where a piston machined from