Quote:
Originally Posted by chingon
well, that's what's a bit fuzzy. Some sites say tip, some say muffler, some say muffler different than piping, some even say mild for piping. I looked a few used "sport" ones and rust was fairly noticeable. I might regret it since I'm a bit slammed and these ebay ones hang a bit low compared to single HKS.
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HKS themselves say it's 409.
Just checked mine; tip and muffler body is 304, rest is 409.