Ok,found this article about how to make twin muffler/exhaust system that is consist of s-flow and straight flow at the same time.
but the problem is i dont know where to find the parts and if i can use another part...
Amber Chia will be invited to Klang in this March for my company new bistro Grand Opening Party(hope she free to come). Any one wanna see her, can let me know.Haha. Then MLOC can take this chance to invite her to...