Choose options
Supertech Valve Stem Seals – Intake – Subaru EJ20/EJ25
Supertech’s VS-TS6I-8 Intake Valve Stem Seals are engineered to deliver optimal sealing performance for Subaru EJ20 and EJ25 engines. These seals help prevent oil from leaking into the combustion chamber through the intake valves while allowing the stem to stay properly lubricated under high-performance conditions.
Perfect for rebuilt or upgraded engines, these high-quality seals resist wear, heat, and oil breakdown—ensuring long-term reliability even in turbocharged or high-RPM environments.
Key Features
- Optimised for Subaru EJ20 and EJ25 intake valves
- High-temp Viton construction for excellent durability
- Prevents oil intrusion into the combustion chamber
- Direct-fit replacement for factory components
- Trusted in both street and motorsport applications
Technical Specifications
Specification | Value |
---|---|
Part Number | VS-TS6I-8 |
Position | Intake |
Engine Fitment | Subaru EJ20 / EJ25 |
Material | High-Temperature Viton |
Quantity | 8 Seals |
No instructions available for this product.

Need Help Finding the Right Part?
We’ll Track It Down for You
We know how frustrating it can be searching for the right part. If it’s not listed on our site, that doesn’t mean we can’t source it.
Fill out the quick form below and our team will track it down for you.