need help

Does anyone know what this noise is? I got my car tuned the other day to 93. The car started fine but when i switched to my E85 tune my car made this noise on the first startup and has been ever since.

HI! I'm building a Restomod Mad Max car. I have an Australian Ford Falcon and I am using a 2015 Mustang GT as a donor. I am looking for a Right Hand drive Steering rack. I know they are made in the US but can't seem to find anyone that sells them. Any help would be greatly appreciated. You...