1+ Single cone loudspeaker  
2+ Door speaker grille  
3+ A-post loudspeaker  
4+ Loudspeaker  
5+ Parcel shelf loudspeaker  
6+ Audio power amplifier  
7+ Lokut nut  
8+ Captive nut  

The part numbers in the assembly image below relate to the product number in the table. Clicking on the part number will open up the relevant part details.