I own a 400ex and i wanted to know how can i get it so that i can stay with a banshee around track.I get him on the holeshot but after that he just leaves me.My 400ex is all stock and he has FMF FATTY pipes. I wanted to know what kind of pipe i can get and other mods so that i can spank his @$$!
Please reply back!

 

your gonna have to put some $$$ in it to spank his
@$$...440 kit,aftermarket pipe and filter and all
the trimmings