Lexus GS430 User Manual page 537

ENGINE
– LUBRICATION SYSTEM
Oil capacity
Drain and refill
Two−wheel drive models
with filter
without filter
Four−wheel drive models
with filter
without filter
Oil grade
Recommended oil viscosity
NOTE:
"Toyota Genuine Motor Oil" is used in your Lexus vehicle. Use Lexus approved "Toyota Genuine Motor Oil" or equivalent to satisfy
the above grade and viscosity. Please contact your Lexus dealer for further details.
516
6.3 L (6.6 qt., 5.5 lmp.qt.)
5.9 L (6.2 qt., 5.1 lmp.qt.)
6.4 L (6.7 qt., 5.6 lmp.qt.)
6.0 L (6.3 qt., 5.2 lmp.qt.)
API grade SL "Energy−Conserving" or ILSAC multigrade engine oil
5W−30
62L042
Outside temperature