Truthfully by the time you buy new ones, modify then and have them replated you will have more in them than if you had just bought the correct ones.
I've got a 50 Chevy car license plate surround thatI want to Put on my 49 Plymouth bumper Similar to this one that is on the back of this truck.
URL=https://hosting.photobucket.com/images/w71/mr48chev/Chopped_AD_truck_Desoto_rear_bumper.jpg?width=960&height=720&fit=bounds]
[/URL]
URL=https://hosting.photobucket.com/images/w71/mr48chev/Chopped_AD_truck_Desoto_front_bumper_Spence_Murrey.jpg?width=960&height=720&fit=bounds]
[/URL]
It did have guards on the front.
They may be 49Plymouth guards. This taken at an event today.
Ever since I took a real interest in cars 65+ years ago customizing meant taking extraneous pieces off not adding them just to be adding them. I have a hard dealing all this adding frufru that I took off and tossed in the dumpster 60 years.