Crankcase Capacity
WARNING: This page is about a different car, the 2001 Lexus IS 300 and 2001 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
Crankcase dry refill capacity with oil filter is 5.7 qts. (5.4L) on IS300, or 5.5 qts. (5.2L) on GS300.