what is the name of the plate that protects the transmisson on a vw jetta?

[the_marth_master]

i own a 03 vw jetta gls 2.0, today the plate undernethn the car. that protect the transmission fell off and it is ruined i need to replace it but have no idea what it is called or where i can find it. it has a part number on it. from what i can see it says 06A103667AA. any ideas

 

[WillS]

Skid Plate.