The new SUV being released by Toyota's premium brand, the Lexus TX, is really a Grand Highlander 

The newest SUV series to be added to the roster of the premium brand is the Lexus TX. 

In the same manner that the Lexus RX is a more expensive version of the Toyota Highlander

One picture of the forthcoming TX was teased by Lexus. Nothing further was said. 

There was simply a brief caption that said, "Something major is coming! The first-ever Lexus TX 

 here and will be available shortly. The image included the left back side of the SUV.

It got a peek of the back wheel and the rear windows that led to the D-pillar

The D-pillar of the Lexus TX is entirely black, in contrast to the Toyota Grand Highlander