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Wiseco Subaru WRX 4v R/Dome 8.4:1 CR 92.5 Piston Shelf Stock Kit

Take your Subaru WRX to the next level with Wiseco's forged piston set, engineered for high-performance and durability. With a compression ratio of 8.4:1 and a bore size of 92.5mm, this piston kit is designed for heavy to severe duty performance applications.

  • Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
  • ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
  • Fully machined crown features
  • Precision ring grooves, anti-detonation groove, and additional ring seal improving features
  • Forced pin oiling
Make Model Year Type
Subaru Impreza 1998 L
Subaru Impreza 1998 Outback
Subaru Impreza 1998 RS
Subaru Impreza 1999 L
Subaru Impreza 1999 Outback
Subaru Impreza 1999 RS
Subaru Impreza 2000 L
Subaru Impreza 2000 Outback
Subaru Impreza 2000 RS
Subaru Impreza 2001 L
Subaru Impreza 2001 Outback
Subaru Impreza 2001 RS
Subaru Impreza 2002 Outback
Subaru Impreza 2002 RS
Subaru Impreza 2002 TS
Subaru Impreza 2002 WRX
Subaru Impreza 2003 Outback
Subaru Impreza 2003 RS
Subaru Impreza 2003 TS
Subaru Impreza 2003 WRX
Subaru Impreza 2004 Outback
Subaru Impreza 2004 RS
Subaru Impreza 2004 TS
Subaru Impreza 2004 WRX
Subaru Impreza 2004 WRX STI
Subaru Impreza 2005 Outback Sport
Subaru Impreza 2005 RS
Subaru Impreza 2005 WRX
Subaru Impreza 2005 WRX STI
Subaru Impreza 2006 2.5i
Subaru Impreza 2006 Outback Sport
Subaru Impreza 2006 WRX
Subaru Impreza 2006 WRX Limited
Subaru Impreza 2006 WRX STI
Subaru Impreza 2006 WRX TR
Subaru Impreza 2007 2.5i
Subaru Impreza 2007 Outback Sport
Subaru Impreza 2007 WRX
Subaru Impreza 2007 WRX Limited
Subaru Impreza 2007 WRX STI
Subaru Impreza 2007 WRX STI Limited
Subaru Impreza 2007 WRX TR
Subaru Impreza 2008 2.5i
Subaru Impreza 2008 Outback Sport
Subaru Impreza 2008 WRX
Subaru Impreza 2008 WRX STI
Subaru Impreza 2009 2.5 GT
Subaru Impreza 2009 2.5i
Subaru Impreza 2009 Outback Sport
Subaru Impreza 2009 WRX
Subaru Impreza 2009 WRX Premium
Subaru Impreza 2009 WRX STI
Subaru Impreza 2010 2.5 GT
Subaru Impreza 2010 2.5i
Subaru Impreza 2010 2.5i Premium
Subaru Impreza 2010 Outback Sport
Subaru Impreza 2010 WRX
Subaru Impreza 2010 WRX Limited
Subaru Impreza 2010 WRX Premium
Subaru Impreza 2010 WRX STI
Subaru Impreza 2010 WRX STI Special Edition
Subaru Impreza 2011 2.5i
Subaru Impreza 2011 2.5i Premium
Subaru Impreza 2011 Outback Sport
Subaru Impreza 2011 WRX
Subaru Impreza 2011 WRX Limited
Subaru Impreza 2011 WRX Premium
Subaru Impreza 2011 WRX STI
Subaru Impreza 2011 WRX STI Limited
Wiseco manufactures forged pistons for a variety of vehicles. Many of their products offer ArmorGlide™ skirt coating, which minimizes friction and maximizes horsepower. Custom piston designs are also available for unique applications. Wiseco’s engineers utilize the latest in 3D design and finite element modeling software to ensure every Wiseco design is developed to provide the greatest and lightest weight for each application.
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