Toyota 1UR-FSE engine
The 4.6-liter Toyota 1UR-FSE engine was first introduced in 2006 as a power unit for prestigious class models. This engine is equipped with the proprietary D4-S direct fuel injection system and an electrohydraulic VVT-iE intake camshaft phaser. The UR family also includes the following engines: - 1UR-FE - 2UR-GSE - 2UR-FSE - 3UR-FE