The Supertech valve stem seal is a 5.5mm Viton exhaust seal supplied individually for Scion tC (2AZ‑FE) and Toyota Celica (1ZZ/2ZZ) applications. Offered as a direct replacement, the Viton construction helps resist oil and heat at the exhaust valve stem while maintaining proper sealing. This single seal suits targeted valve-train repairs on the listed engine platforms.
Supertech Scion tC 2AZFE / Toyota Celica 1ZZ/2ZZ 5.5mm Viton Exhaust Valve Stem Seal - Single