i was trying to figure out what mods to get for my raptor 350.this winter my quad is going to be a project quad,its getting taked apart,cleaned,painted,fenders are getting cut. the only thing i dont know what to do it what mods to get first:

high comp. piston
nerf bars
a header
rev limiter
widen it

but i have no idea which to do first. i know i need a lot more but i have 300 to spend so far. any help would be great. thanks