Supertech Performance SEVI-1010-8 Inconel Exhaust Valve for Subaru EJ20/EJ25

These valves are designed to withstand the extreme temperatures generated by modern turbo applications while delivering exceptional durability and performance.

Key Features:

• Inconel 751 nickel-base alloy construction for superior heat resistance
• Standard size: 32mm head diameter, 5.96mm stem diameter, 104.7mm length
• Black nitride finish for enhanced hardness and wear resistance
• Single groove design for optimal valve spring retention
• Engineered for high-temperature turbo and supercharger applications
• Manufactured using one-piece forged construction for maximum strength

Supertech Performance leverages over 20 years of racing valve manufacturing experience to deliver valves that meet the demanding requirements of performance engine builders. The Inconel material provides excellent resistance to thermal fatigue and maintains strength at elevated temperatures, making these valves ideal for turbocharged Subaru WRX, STi, Forester XT, Legacy GT, and Outback XT applications.