Supertech Black Nitrided Intake Valve Set of 8 — Fits Subaru EJ25

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SKU: SPTSIVN-1016-8
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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.

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Supertech Black Nitrided Intake Valves for Subaru EJ25

Upgrade your Subaru EJ25 engine with this high-performance set of eight Black Nitrided Intake Valves from Supertech. These valves are meticulously crafted to meet the rigorous demands of performance tuning and everyday driving, ensuring optimal engine function and longevity.

Superior Durability and Performance:

  • Black Nitrided Finish: The advanced nitriding process creates an extremely hard and durable surface, significantly increasing resistance to wear and corrosion. This ensures a longer service life, even under high stress.
  • Optimized Airflow: Designed for efficient intake flow, these valves help maximize combustion efficiency, leading to improved horsepower and torque.
  • Engineered for EJ25: Precision-manufactured to be a direct fit for Subaru EJ25 engines, ensuring seamless integration with your existing valvetrain components.
  • Complete Set: This package includes a set of 8 intake valves, providing everything needed for a full engine intake valve replacement.

Supertech valves are known for their exceptional quality and performance. The black nitriding not only enhances durability but also provides a unique aesthetic to your engine build. Whether you are building a track-focused machine or a powerful street car, these valves are an essential upgrade for any Subaru EJ25 enthusiast seeking reliability and performance.

Invest in your engine's future with Supertech performance parts, available 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 Black Nitrided Intake Valves for Subaru EJ25

Upgrade your Subaru EJ25 engine with this high-performance set of eight Black Nitrided Intake Valves from Supertech. These valves are meticulously crafted to meet the rigorous demands of performance tuning and everyday driving, ensuring optimal engine function and longevity.

Superior Durability and Performance:

  • Black Nitrided Finish: The advanced nitriding process creates an extremely hard and durable surface, significantly increasing resistance to wear and corrosion. This ensures a longer service life, even under high stress.
  • Optimized Airflow: Designed for efficient intake flow, these valves help maximize combustion efficiency, leading to improved horsepower and torque.
  • Engineered for EJ25: Precision-manufactured to be a direct fit for Subaru EJ25 engines, ensuring seamless integration with your existing valvetrain components.
  • Complete Set: This package includes a set of 8 intake valves, providing everything needed for a full engine intake valve replacement.

Supertech valves are known for their exceptional quality and performance. The black nitriding not only enhances durability but also provides a unique aesthetic to your engine build. Whether you are building a track-focused machine or a powerful street car, these valves are an essential upgrade for any Subaru EJ25 enthusiast seeking reliability and performance.

Invest in your engine's future with Supertech performance parts, available 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 Black Nitrided Intake Valves for Subaru EJ25

Upgrade your Subaru EJ25 engine with this high-performance set of eight Black Nitrided Intake Valves from Supertech. These valves are meticulously crafted to meet the rigorous demands of performance tuning and everyday driving, ensuring optimal engine function and longevity.

Superior Durability and Performance:

  • Black Nitrided Finish: The advanced nitriding process creates an extremely hard and durable surface, significantly increasing resistance to wear and corrosion. This ensures a longer service life, even under high stress.
  • Optimized Airflow: Designed for efficient intake flow, these valves help maximize combustion efficiency, leading to improved horsepower and torque.
  • Engineered for EJ25: Precision-manufactured to be a direct fit for Subaru EJ25 engines, ensuring seamless integration with your existing valvetrain components.
  • Complete Set: This package includes a set of 8 intake valves, providing everything needed for a full engine intake valve replacement.

Supertech valves are known for their exceptional quality and performance. The black nitriding not only enhances durability but also provides a unique aesthetic to your engine build. Whether you are building a track-focused machine or a powerful street car, these valves are an essential upgrade for any Subaru EJ25 enthusiast seeking reliability and performance.

Invest in your engine's future with Supertech performance parts, available at GGCRACING.

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