Try our new info resource - "Aladdin's Cave" (Main menu)Just added a separate link to Ash's Dropbox thread (shortcut)
cmsnl list these, http://www.cmsnl.com/products/muffler-set-non-oe_01800300030/#.VM0P_2isWHg
Think the 300 repros from both DC and CMS are Yamiya.. DS 341's are made in Italy I believe.Ash