I have a few more suggestions, in case you can listen
Porsche 992 Carrera 4S - Car Hunt
Honda Integra Type-R - Unleashed
Automobili Pininfarina PF1 - Drive syndicate
Lamborghini Estoque - Special Event
Lamborghini Sián PKF 37 - Drive Syndicate
Maserati MC20 -?
Alfa Romeo 4C Spider -?
Maserati MC12 - special event
Volkswagen I. D. 4. -?
Pagani Imola -?
Pagani Huayra Pearl - Unleashed + multiplayer
Ferrari 812 GTS -?
Ginetta G58 - Car Hunt
Bugatti Divo -?
Some of these are old, please pardon me, but new ones are scarce
UNLESS... we can steal from A8