AMG badge on W210 E55 lower front spoiler

[fishmk1]

Noticed a few cars for sale have an ///AMG badge on the bottom lip of the front bumper. Should all E55's have this? If not, any info, was it an option? Part number etc.?

Thanks

 

[KillerHERTZ]

Early models had these only (E36 & E55 AMGs)