Quote:
Originally Posted by xcelir8brz
Umm, I just installed everything today, and everything appears to be 304SS. Also, yes the exhaust sounds good, but I have a modified version different than the original that was posted that supposedly produces more HP. Don is modifying/releasing product in small quantities to the market, and the designs are improving. And the Magnaflow muffler is 304 SS.

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I doubt that. The site screams '100% Stainless Steel' everywhere, but I can't find a grade. Dynomax does the same thing. Flowmaster is the only one of the big US guys that tells us the grade and it's 409. If the other guys were using the better 304 it would be plastered all over their sites.