

Great news – on this purchase, you'll enjoy a BuildBUX bonus of $0.08.
Regular Price: $10.45 - Instant discount: $2.09 = $8.36
Product Fitment:
2013-2020 Subaru BRZ
2013-2016 Scion FR-S
2017-2020 Toyota 86
Engineered for precision and performance, Supertech Valve Stem Seals are the trusted solution for high-performance Subaru FA20 engines, including those found in the BRZ, FR-S, and GT86 platforms. These seals are designed to provide superior oil control, heat resistance, and long-term durability in demanding engine environments.
Whether you're running high RPMs, elevated boost levels, or track-focused builds, these seals deliver reliable protection against oil intrusion and valve train wear.
Application: Intake and Exhaust valves
Valve Stem Size: 5.50mm
Valve Guide Fitment: 9.90mm OD
Seal Outer Diameter: 12.20mm
Material: High-temp, oil-resistant compounds
Construction: Built to tight tolerances for racing applications
Maintains oil control at high RPM and boost
Reduces oil consumption and prevents oil burning
Helps eliminate carbon buildup in the combustion chamber
Extends valve train component life
Ideal for turbocharged, supercharged, or naturally aspirated builds
These valve stem seals are a must-have upgrade for rebuilds, high-output engines, or track applications where OEM seals can fall short under extreme conditions.
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