It has a 4.25" exhaust tip with a single hole here on the bottom (silencer?)
trying to figure out what brand this might be

 

Yes the hole on the bottom is to fasten a silencer in there.

Did a quick search on Google and found this:

http://www.lancerregister.com/showthread.php?t=356722

 

Thankyou. Upon going to that site and finding jasma 006 online, my exhaust is made by trust inc who's sub-brand is greddy. Ive never known what my exhaust i til now. Which all i know i greddy, so time to find out what part it is