Here is the Lexus GS350 F-Sport on the stock ride height:

Here is the GS350 on Tanabe NF210 springs. The drop in ride height is mild while allowing a comfortable ride.

Tanabe Strut Tower Bar was tested on a Lexus GS350 F-Sport. This increases frame rigidity and reduces bodyroll. On this particular appplication, the covers for the actuators on the adjustable suspension would need to be removed. 

We tested the Sustec Pro Z40 coilovers on the Lexus GS350. Here is stock ride height:

GS350 on Z40 coilovers, highest settings:

GS350 on Z40 coilovers, lowest settings: