CT: Auris
ES: Avalon
GS: Unique
IS: Unique
LS: Unique
LC: Unique (coupe version of LS)
RC: Unique (coupe version of GS)
NX: Rav4
RX: Highlander
GX: 4Runner
LX: Land Cruiser
The GS/IS/LS trifecta is honestly why Lexus can compete with Mercedes/BMW head on, in many comparisons while Acura is often left out (because their FWD-derived platforms can't compete in performance and handling and road feel).