Maddog uyour problle right the head pip just slips into the muffler I toke it off a scoot I bought last rear but could,t get a title so I keep it for parts I'm new to all this I thought it was a per muffler so I put it on it looks like the ones on amazon what if I get it welded the parts scooter only had 900 mi on it by the way motor runs real good and its for sale thanks guys