Its only something to try toimprovealter the look of your van
Fixed that for you
as for safety it probably improves the impact area as it is a very smooth large and round area. if you want it have it
It doesn't improve safety for people or animals outside of the vehicle, and may detrimentally affect the SRS system on the vehicle if it has one, in certain circumstances causing airbags to inflate either too early or too late, either of which could result in unnecessary injury.