Cylinder Head Exhaust Valve Stem Seal Compatible With : 2018-2021 Lexus LC500 V8, 5.0L / 4969 CID DOHC 32 Valve, Engine Code : 2UR-GSE - 2003-2021 Toyota 4Runner V6, 4.0L / 3956 CID DOHC 24 Valve, Engine Code : 1GR-FE, 2003-2007 Engine Code : 2UZ-FE4.0L / 4.7L