Supertech Viton Valve Stem Seal Set of 8 Subaru BRZ / Toyota FR-S / Toyota 86 13-20 | VS-SU5.5-EI-8

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.

Features:

• 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

Benefits:

• 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.