There are two different types of plugs that you have to look out for that the CASA usually misses out on. The first is the subframe plugs as pictured by @
86ers:
Details for this part is as follows so that the dealer can get the part for you if it is missing:
Part No: SU003-02911
Part Name: PLUG TIE DOWN
The other plug is for the rear boot struts which I think is what @
jsc1234 is missing. You can easily check if you are missing this part by lifting the carpet on top of the shock mounts in the trunk:
This plug prevent water from entering the trunk through the top of the rear shock assembly. Details for this part is as follows:
Part No: SU003-03038
Part Name: PLUG D40