Nova (actual mentions)
Final Lap (FC)
The track below has billboards featuring a Marlboro-like logo. While other billboards have names spoofing a particular brand (like "Mobli" [Mobil] or "Fati" [Fiat]), these ones say "VONA."
"VONA" also appears in the skyline of the track below (image source):
"VONA" probably refers to Nova.