exhaust/decat
filter, whats advisable is relocating your filter away from the engine
FPR(fuel pressure regulator)
FCD(eliminates fuel cut)
HKS actuator set at 1BAR,
Aftermarket Mani,
FMIC
pretty mush it "power wise" ... dont disregard chassis mods as well, brakes etc
Set up you should see in the region of 180-190hp