Well, that's pretty impressive, what are the gains and is there a DYNO sheet?
As far as have understood this exhaust will cost about $5k as per this site
https://motowheels.com/i-23901055-akrapovic-complete-racing-titanium-exhaust-system-panigale-v4.htmlI wouldn't pay that much for it, but I know there are professional racers that would get this exhaust without any shadow of a doubt.
As for me, I am eyeballing this Akrapovich exhaust for my 14 696, but it's just the muffler so it wouldn't cost an arm and a leg:
https://www.motorcycleid.com/akrapovic/carbon-fiber-slip-on-mufflers-mpn-s-d10so7-hzc.html
