will it her my quad if the end cap is taken out becus i just bout a yamaha raptor 350 05 and the guy that i bot it off sed that he lost is and i was wondering if it is going to like kill my bike or if it will be ok for it ?? plees help..

 

it wont kill you bike, it will give it a little bit more power but i would suggest you buy an air filter and buy an aftermarket pipe and jet it