Heres the dyno sheet of air lid vs no lid, the bike wasn't fully tuned with the lid on but I was told it wouldn't make make more power with it on. I'm planning to get a high compression piston in a month or two.
mods
HMF Ironman slipon
Velocity air filter
PC5
2 exhaust cams
air box lid on/off
dyno nolid.jpg