Supertech Dual Valve Spring Kit for Subaru WRX/STi 16V — Engine Components

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SKU: SPTSPRK-TS1015-SU1
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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

Product Details

Product Description
Part Numbers
Sizing & Fit

About Supertech

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

Watch in action

Supertech Dual Valve Spring Kit for Subaru WRX/STi 16V

Elevate the performance and reliability of your Subaru WRX or STi 16V engine with the Supertech Dual Valve Spring Kit. Engineered to meet the demands of high-performance driving and racing, this kit ensures your valvetrain can handle increased boost, aggressive camshafts, and higher RPMs without compromise.

Key Features for Your Subaru Performance Build:

  • Optimized for High RPM: Designed to prevent valve float at elevated engine speeds, ensuring consistent power delivery and engine safety.
  • Enhanced Durability: Constructed from premium materials to withstand the extreme temperatures and stresses of performance tuning, offering long-lasting reliability.
  • Direct Fitment: Precisely manufactured to fit Subaru WRX/STi 16V engines, ensuring a straightforward installation process.
  • Improved Reliability: Reduces the risk of valvetrain failure under demanding conditions, providing confidence for track days and spirited driving.
  • Complete Kit: Includes all necessary dual valve springs for a comprehensive upgrade of your engine's valvetrain.

For Subaru enthusiasts seeking to push their WRX or STi to the next level, the Supertech Dual Valve Spring Kit is a critical component for achieving peak performance and ensuring engine longevity. Experience smoother power delivery and greater peace of mind.

Find the best performance parts for your Subaru at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Supertech

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

Watch in action

Supertech Dual Valve Spring Kit for Subaru WRX/STi 16V

Elevate the performance and reliability of your Subaru WRX or STi 16V engine with the Supertech Dual Valve Spring Kit. Engineered to meet the demands of high-performance driving and racing, this kit ensures your valvetrain can handle increased boost, aggressive camshafts, and higher RPMs without compromise.

Key Features for Your Subaru Performance Build:

  • Optimized for High RPM: Designed to prevent valve float at elevated engine speeds, ensuring consistent power delivery and engine safety.
  • Enhanced Durability: Constructed from premium materials to withstand the extreme temperatures and stresses of performance tuning, offering long-lasting reliability.
  • Direct Fitment: Precisely manufactured to fit Subaru WRX/STi 16V engines, ensuring a straightforward installation process.
  • Improved Reliability: Reduces the risk of valvetrain failure under demanding conditions, providing confidence for track days and spirited driving.
  • Complete Kit: Includes all necessary dual valve springs for a comprehensive upgrade of your engine's valvetrain.

For Subaru enthusiasts seeking to push their WRX or STi to the next level, the Supertech Dual Valve Spring Kit is a critical component for achieving peak performance and ensuring engine longevity. Experience smoother power delivery and greater peace of mind.

Find the best performance parts for your Subaru at GGCRACING.

Product Details

Product Description

About Supertech

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

Watch in action

Supertech Dual Valve Spring Kit for Subaru WRX/STi 16V

Elevate the performance and reliability of your Subaru WRX or STi 16V engine with the Supertech Dual Valve Spring Kit. Engineered to meet the demands of high-performance driving and racing, this kit ensures your valvetrain can handle increased boost, aggressive camshafts, and higher RPMs without compromise.

Key Features for Your Subaru Performance Build:

  • Optimized for High RPM: Designed to prevent valve float at elevated engine speeds, ensuring consistent power delivery and engine safety.
  • Enhanced Durability: Constructed from premium materials to withstand the extreme temperatures and stresses of performance tuning, offering long-lasting reliability.
  • Direct Fitment: Precisely manufactured to fit Subaru WRX/STi 16V engines, ensuring a straightforward installation process.
  • Improved Reliability: Reduces the risk of valvetrain failure under demanding conditions, providing confidence for track days and spirited driving.
  • Complete Kit: Includes all necessary dual valve springs for a comprehensive upgrade of your engine's valvetrain.

For Subaru enthusiasts seeking to push their WRX or STi to the next level, the Supertech Dual Valve Spring Kit is a critical component for achieving peak performance and ensuring engine longevity. Experience smoother power delivery and greater peace of mind.

Find the best performance parts for your Subaru at GGCRACING.

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