RCM / Omega Piston Set - WRX & STI 2006-2013 (V9+) EJ25 Size:100.00mm Oversize All kits are supplied with

All kits are supplied with RCM's own assembly lube

Developed from Roger Clark Motorsport's "Team Ice" street race Impreza

RCM 5-Speed Lightweight Flywheel

the latest methods and the knowledge of superbly skilled designers and engineers goes into the making of every Arrow Precision part

Performance Benefits

RCM / Omega Piston Set - WRX & STI 2006-2013 (V9+) EJ25 Size:100.00mm Oversize All kits are supplied withRCM 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