is this scratch removable?

Previous owner of my z had side window louvers installed. I peeled them off and noticed the car had this scratch on it. Would this come off with some sort of glass polishing repair kit or am i cooked?

Previous owner of my z had side window louvers installed. I peeled them off and noticed the car had this scratch on it. Would this come off with some sort of glass polishing repair kit or am i cooked?