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Cosworth 23mm Piston Circlip Subaru Impreza WRX STI 2.5L 04-07



Model #PP5433

In Stock

Cosworth Pistons feature heavy duty, ultra strong piston pins designed for the higher stress and elevated load levels found in high performance engines. Spare parts are available for routine engine rebuilds.

For ease of circlip installation on Subaru engines, we offer an exclusive installation tool engineered to simplify the task. This high quality tool is machined from steel to ensure years of trouble free use.

  • 23mm Heavy Duty Piston Circlip
  • 2 Required Per Piston
  • Designed for Higher Stress and Elevated Loads
  • Machined from Steel
  • Ensured Years of Trouble Free Use
  • Subaru Impreza WRX STI 2.5L 2004-2007
  • Pictures are used for marketing purposes only, actual product may vary.
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Vehicle Engine Notes
Subaru STI

Subaru WRX

Over the last 50 years Cosworth have developed an in-depth knowledge of engines, electronics and a range of high performance technologies. This has been used to supply some of the most successful motor sport teams and vehicle manufacturers in history.

Our unprecedented success has fueled customer demand globally from diverse market sectors designing and developing technologies and components for aerospace, automotive, defense and sport applications.

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