Remove the speaker covers and you will find
a few nuts on the inside that hold them. If not there
then they have been removed also.
Go to HDL site and look for the picture of that section.
Shortleg[Dave]
Thanks! For some reason it never occurred to me to check the OEM parts catalog on HDL.
They're kind of pricey so maybe I'll check my local ACE and see what I can come up with that's comparable.