Manley Performance

Manley Subaru WRX/STi EJ20/EJ25 Valve Spring and Retainer Kit — Fits 2002-2012 Subaru & 2005-2006 Saab

Manley Subaru WRX/STi EJ20/EJ25 Valve Spring and Retainer Kit — Fits 2002-2012 Subaru & 2005-2006 Saab
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Manley Subaru WRX/STi EJ20/EJ25 Valve Spring and Retainer Kit — Fits 2002-2012 Subaru & 2005-2006 Saab
Manley Performance

Manley Subaru WRX/STi EJ20/EJ25 Valve Spring and Retainer Kit — Fits 2002-2012 Subaru & 2005-2006 Saab

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SKU: MAN26180
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About Manley Performance Manley Performance engineers high-quality automotive parts and ...Read More

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$324.99 $341.68
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches
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Product Details

Product Description
Part Numbers
Sizing & Fit

About Manley Performance

Manley Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Manley Performance lineup with fast shipping and expert fitment support — order with confidence.

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Manley Performance Valve Spring and Retainer Kit for Subaru WRX/STi

Unleash the full potential of your Subaru WRX or STi with the Manley Performance Valve Spring and Retainer Kit. Engineered for the robust EJ20 and EJ25 engines, this kit is built to handle increased boost pressures and higher RPMs, ensuring superior valve control and preventing valve float during aggressive driving. Experience enhanced engine reliability and performance consistency with Manley's industry-leading components.

Key Features:

  • Specifically designed for Subaru WRX and STi EJ20/EJ25 engines.
  • Optimized for high-performance and demanding driving conditions.
  • Includes 16 valve springs and 16 retainers (valve locks not included).
  • Manley's commitment to quality ensures long-lasting durability.

Vehicle Fitment:

This high-performance kit fits a wide range of Subaru and Saab models:

  • Subaru: Impreza WRX (2002-2012), Impreza WRX STI (2004-2012)
  • Saab: 9-2X (2005-2006)

Upgrade your Subaru's valvetrain with confidence. Find the best performance parts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2005-2006 Saab 9-2X Aero
2002-2012 Subaru Impreza WRX
2004-2012 Subaru Impreza WRX STI
2006-2007 Subaru Impreza WRX Limited
2006-2007 Subaru Impreza WRX TR
2007 Subaru Impreza WRX STI Limited
2009-2012 Subaru Impreza WRX Premium
2010 Subaru Impreza WRX STI Special Edition
2010-2012 Subaru Impreza WRX Limited

Product Details

Product Description
Part Numbers
Sizing & Fit

About Manley Performance

Manley Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Manley Performance lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Manley Performance Valve Spring and Retainer Kit for Subaru WRX/STi

Unleash the full potential of your Subaru WRX or STi with the Manley Performance Valve Spring and Retainer Kit. Engineered for the robust EJ20 and EJ25 engines, this kit is built to handle increased boost pressures and higher RPMs, ensuring superior valve control and preventing valve float during aggressive driving. Experience enhanced engine reliability and performance consistency with Manley's industry-leading components.

Key Features:

  • Specifically designed for Subaru WRX and STi EJ20/EJ25 engines.
  • Optimized for high-performance and demanding driving conditions.
  • Includes 16 valve springs and 16 retainers (valve locks not included).
  • Manley's commitment to quality ensures long-lasting durability.

Vehicle Fitment:

This high-performance kit fits a wide range of Subaru and Saab models:

  • Subaru: Impreza WRX (2002-2012), Impreza WRX STI (2004-2012)
  • Saab: 9-2X (2005-2006)

Upgrade your Subaru's valvetrain with confidence. Find the best performance parts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2005-2006 Saab 9-2X Aero
2002-2012 Subaru Impreza WRX
2004-2012 Subaru Impreza WRX STI
2006-2007 Subaru Impreza WRX Limited
2006-2007 Subaru Impreza WRX TR
2007 Subaru Impreza WRX STI Limited
2009-2012 Subaru Impreza WRX Premium
2010 Subaru Impreza WRX STI Special Edition
2010-2012 Subaru Impreza WRX Limited

Product Details

Product Description

About Manley Performance

Manley Performance engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Manley Performance lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Manley Performance Valve Spring and Retainer Kit for Subaru WRX/STi

Unleash the full potential of your Subaru WRX or STi with the Manley Performance Valve Spring and Retainer Kit. Engineered for the robust EJ20 and EJ25 engines, this kit is built to handle increased boost pressures and higher RPMs, ensuring superior valve control and preventing valve float during aggressive driving. Experience enhanced engine reliability and performance consistency with Manley's industry-leading components.

Key Features:

  • Specifically designed for Subaru WRX and STi EJ20/EJ25 engines.
  • Optimized for high-performance and demanding driving conditions.
  • Includes 16 valve springs and 16 retainers (valve locks not included).
  • Manley's commitment to quality ensures long-lasting durability.

Vehicle Fitment:

This high-performance kit fits a wide range of Subaru and Saab models:

  • Subaru: Impreza WRX (2002-2012), Impreza WRX STI (2004-2012)
  • Saab: 9-2X (2005-2006)

Upgrade your Subaru's valvetrain with confidence. Find the best performance parts at GGCRACING.

Vehicle Fitment

Years Make Model Trim
2005-2006 Saab 9-2X Aero
2002-2012 Subaru Impreza WRX
2004-2012 Subaru Impreza WRX STI
2006-2007 Subaru Impreza WRX Limited
2006-2007 Subaru Impreza WRX TR
2007 Subaru Impreza WRX STI Limited
2009-2012 Subaru Impreza WRX Premium
2010 Subaru Impreza WRX STI Special Edition
2010-2012 Subaru Impreza WRX Limited

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