Here are the Forza Editions of the Alfa Romeo 8C and Giulia from Forza Horizon 4. I have tunes available that replicate the specs of the cars from FH4 as well. :
Alfa Romeo Giulietta Quadrifoglio Verde | Forza Wiki | Fandom
Forza Horizon 4 - Alfa Romeo Giulia Quadrifoglio by Rylish on DeviantArt
Alfa Romeo Giulia Quadrifoglio Joy Ride | Forza Horizon 4 | I'd sell my game collection for my car to be that metallic and shiny! 🚗 🎮 Xpertgamingtech | By Pixel Heroes | Facebook
Alfa Romeo Giulia Quadrifoglio : r/forza
2016 Alfa Romeo GIULIA QUADRIFOGLIO FORZA EDITION | Forza Horizon 4 | kudosprime.com
2016 Alfa Romeo GIULIA QUADRIFOGLIO FORZA EDITION | Forza Horizon 4 | kudosprime.com
Alfa Romeo Giulia Quadrifoglio | Forza Wiki | Fandom
Alfa Romeo Giulia 2016-current - Previously Considered Suggestions - Official Forza Community Forums
Forza Horizon 4 Welcomes the Alfa Romeo Stelvio and Can-Am Maverick Today – GTPlanet