Recommended Fluids
WARNING: This page is about a different car, the 2004 Lexus LX 470 and 2003 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.
For 2003 models, manufacturer recommends Lexus/Toyota Type T-IV ATF. For 2004 models, manufacturer recommends Lexus/Toyota Type ATF/WS ATF.