Found a DIY SS Mandrel 3" exhaust system for sale...

starscream5000

Senior VIP Member
Aug 23, 2006
6,359
0
36
Hot and Humid, KY
Here.

Says it's Stainless, probably 304, but you get to pick whatever muffler you want to go with, be it a loud muffler, or a stock looking one that's got a nicle rumble to it, or a wide muffler that's packed with wool to deaden the sound and make it a sleeper ;).

Enjoy!