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CP Piston & Ring Set for Subaru EJ25 WRX STi - Bore 99.5mm - Size STD - CR 10 - Set of 4

This CP Piston & Ring Set is engineered for the Subaru EJ25 engine found in WRX STi models, featuring a 99.5mm bore size, standard piston size, and a compression ratio of 10:1. The set includes four forged pistons with rings, designed to deliver high strength and durability for both street and motorsport applications.

  • Forged high-strength aluminum pistons
  • Precision CNC machining for tight tolerances
  • Deep valve reliefs for oversized valves and high lift camshafts
  • Includes piston rings and wrist pins
  • Compression ratio optimized at 10:1
  • Set of 4 pistons for complete engine rebuild
Make Model Year Type
Subaru Impreza 2004 WRX STI
Subaru Impreza 2005 WRX STI
Subaru Impreza 2006 WRX STI
Subaru Impreza 2007 WRX STI
Subaru Impreza 2007 WRX STI Limited
Subaru Impreza 2008 WRX STI
Subaru Impreza 2009 WRX STI
Subaru Impreza 2010 WRX STI
Subaru Impreza 2010 WRX STI Special Edition
Subaru Impreza 2011 WRX STI
Subaru Impreza 2011 WRX STI Limited
Subaru Impreza 2012 WRX STI
Subaru Impreza 2012 WRX STI Limited
CP Pistons manufactures performance pistons for the Sport Compact and Domestic markets. Their manufacturing plant encompasses 32,000 square feet of CNC equipment and a climate controlled inspection department ensuring accurate and consistent quality. All pistons are made in CP’s Irvine based facility from USA made materials and are engineered for maximum power. With over 500 shelf parts available, their wide product range covers the most popular engines. Custom sizes are also available, for both sport compact and domestic vehicles.
Contact
CP Pistons
1902 McGaw Ave
92705 Irvine
USA

https://www.cp-carrillo.com/
Responsible person
Streetstylez Ltd. & Co. KG
Heinrich-Lorenz-Str. 2-4
09120 Chemnitz
Germany

info@streetstylez.eu
www.streetstylez.eu
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