Horizon Backstage - Forza Horizon 4 Discussion - Forza Motorsport Forums
Horizon Promo in FH4 - Page 5 - Forza Horizon 4 Discussion - Forza Motorsport Forums
Fast Lane Gaming - This one is for you, Owen | Disclaimer: Car was only used with an Custom account for an 10 Minute Drive & Shooting. . Car : McLaren P1
It looks like window stickers may be coming soon to FH4 (update: no) - AR12Gaming
According to FastLaneGaming, there's a P1 GTR coming! (it is NOT the owen's edition because if you look at the back it has that big carbon piece like the real one) :
owens mclaren - Reddit post and comment search - SocialGrep
Forza Horizon 4: General Discussion | Page 268 | GTPlanet
Forza Horizon 4: General Discussion | Page 267 | GTPlanet
Forza Horizon 4 Car List - Page 19 - Forza Horizon 4 Discussion - Forza Motorsport Forums