The 2011 Lexus IS-350 has 24 valves.
The 2011 Lexus IS-F has 32 valves.
The 2011 Lexus IS-250 has 24 valves.
The 2011 Lexus IS-250-C has 24 valves.
The 2011 Lexus RX-450H has 24 valves.
The 2011 Lexus GS-350 has 24 valves.
The 2011 Lexus GX-460 has 32 valves.
The 2011 Lexus LX-570 has 32 valves.
The 2011 Lexus GS-450H has 24 valves.
The 2011 Lexus CT-200H has 16 valves.
The 2011 Lexus RX-350 has 24 valves.
The 2011 Lexus LS-460 has 32 valves.