Here is one option for the mod bumper.
https://valkyrieoffroad.com/shop/license-plate-relocation-kit-bronco/?gclid=EAIaIQobChMI0beWuqTf9QIV4ZJbCh18nAGCEAQYASABEgLXG_D_BwE
Mine is loud, but not window open loud? And accessing the back seat is not the greatest, especially since it does not go back to the same location when you pull it back. But so worth it, this truck is awesome!
Beautiful Truck! Does it still have a fan shroud? I had pulled mine off on my 442, installed a flex fan, and it would never keep cool. Not until I put the stock fan shroud, and fan back on? Never goes over 180 now. LOL