By using sound cues, controller vibrations and setups I was able to get an idea of where I was and what was going to happen next to beat Sundowner without being able to see him. This could have been done much faster but I didn't feel like going back to the menu every time I missed this one timing

Mod: Start Frame 784, Start Time 13.067, End Frame 9288, End Time: 2:34.8, Total Frame: 8504, Time: 2:21.733