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CP Piston & Ring Set for Subaru EJ25 2.5RS - Bore (100mm) - Size (+0.5mm) - Compression Ratio (8.5)

This CP Piston & Ring Set is engineered for the Subaru EJ25 2.5RS engine, featuring a 100mm bore and a +0.5mm oversize for precise fitment. Designed to withstand the intense heat and pressures of high compression applications, this forged piston set is ideal for naturally aspirated, turbocharged, or supercharged engines running race gas, alcohol, or E85 fuels. The set includes high-performance rings and wrist pins, crafted from high-strength aluminum forgings and fully CNC machined for optimal balance and durability.

  • Forged high-strength aluminum pistons
  • 100mm bore with +0.5mm oversize
  • Compression ratio of 8.5:1, suitable for forced induction
  • Includes high-performance piston rings and wrist pins
  • Deep valve reliefs for high lift camshafts and oversized valves
  • Fully CNC machined and balanced to +/- 1 gram
  • Double pin oilers for enhanced lubrication
Make Model Year Type
Saab 9-2X 2006 Aero
Subaru Baja 2004 Turbo
Subaru Baja 2005 Turbo
Subaru Baja 2006 Turbo
Subaru Forester 2008 Sports 2.5 XT
Subaru Impreza 2006 WRX
Subaru Impreza 2006 WRX Limited
Subaru Impreza 2006 WRX TR
Subaru Impreza 2007 WRX
Subaru Impreza 2007 WRX Limited
Subaru Impreza 2007 WRX TR
Subaru Impreza 2008 WRX
Subaru Impreza 2009 2.5 GT
Subaru Impreza 2009 WRX
Subaru Impreza 2010 2.5 GT
Subaru Legacy 2005 GT
Subaru Legacy 2006 GT
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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