Suspension or tires?

I've got an '06 Ducati 749 with the stock Showa/Sachs suspension and Pirelli Diablo Rosso Corsas with 6 trackdays on them. I'm at an Intermediate pace and looking to make an upgrade on this machine.I've priced out some items and this is what I'm trying to decide between:Suspension1198 Showa forks with the Racetech Gold Valve cartridge fork system and a 999 Showa shock that was sent to Racetech to be rebuilt.1198 front axle and spacersM4 monoblock calipersTiresPirelli Superbike Slicks SC1/SC2STG Tire WarmersHonda EU2200i generatorEach upgrade comes out to roughly $1400. Which would you choose? via /r/Trackdays https://www.reddit.com/r/Trackdays/comments/8vbqap/suspension_or_tires/?utm_source=ifttt