Dumb question, what is it

[bigdodge]

In the photo below there is a red circle next to the shark tail.
what is it and what is it used for?

 

[Rock Crawler]

Looks like an add on antenna for something. Radio, cell signal, satellite radio, etc.

 

[Jimmy07]

In the photo below there is a red circle next to the shark tail.
what is it and what is it used for?
View attachment 206214

It’s the gps antenna specifically used for 2025+ that have the hands free driving, for the mapped roads that the hands free driving works on.

 

[1BADRAMLIMITED]

It’s the gps antenna specifically used for 2025+ that have the hands free driving, for the mapped roads that the hands free driving works on.

JIMMY WITH THE KNOWLEDGE AGAIN!