"4 uscite" (four openings). Video shows twin side exit exhausts next to the right hand side foot rest and two under tail exhausts (judging from the flames emitted). Pretty sure more images will "leak" out soon enough.
Couple more. Apparently this is the race system. It would have to be as the under-tail silencers block out the rear light almost completely. I still think I l would prefer symmetrical under belly pipes as per those on the WSBK test mule we have all seen pics of.
And another. This now appears to be the system on Barni Racing's V4 Panigale so definitely not the street version. Just as well as it's fugly
Interesting article from Ernesto marinelli (now of termignoni). Worth translating https://www.gpone.com/it/2018/02/12...e-da-fuoco-per-la-panigale-v4.html?refresh_ce