You could source new brackets, but availability may be an issue. They're not part of the frame of the vehicle, so you're not exactly cutting into the bronco since they're a bolt on bracket. The bracket holds the intercooler in place, so until I source OEM brackets, this works. most skid plates...
I purchased the bumper complete (minus sensors and retainer clips) from a seller on eBay. The biggest hurdle for me was to find the part numbers for the retainer clips for the sensors (they're not the same from bumper to bumper). Luckily the take off bumper I purchased had a VIN and I was able...
Took delivery of my Bronco on 7/18. In a little over a month, it now has around 2600 miles on the odometer. So far I'm really enjoying it. Just installed a leveling kit (not pictured), and put a modular (factory) bumper on it. Next up, running boards, window tint, skid plates, and fog lights.