i have a 420 rancher with a power commander

does anyone know if i can change the rev limit

 

i have a 420 rancher and was wondering what a power commander was ?

 

its a fuel mangament system and some other things and it works thought ecm and fuel injectors

there website would tell you but it help mine alot not backfiring throttle responds is a lot bet

i got mine from tntpreformance in ky $268 and it made for moose which is honda i beleave