Works great. I love it...it sounds awesome without the plates, and quite as stock with them..He will be very happy.
You may wanna make sure he re-jets the carb. Or else it will run liks crap. And a K&N Filter woldn't hurt.

But Re-jetting is almost a need to with new pipes.

 

u shouln't judge all riders on there years of seat time, some one can have riden four 13 years and not respect the machine and get hurt a lot wors than that guy, u go to start some where. starting on a bike is a good idea but at first there are a lot of diferences, i just came from a bike and now drive a warrior. i respect it and it respects me. p.s.tuf break 4 that kid.