Thanks all, I believe I have a path forward to liberate them from Italia, thanks to some Polish connections 
Panties remain optional so Iām told.

Panties remain optional so Iām told.
No i have the āupdatedā version thatās not capped, like thisNot to put a damper (pardon the pun) on your plans, but how do you know that new one still won't be too loud? Doesn't look like it does much, if any, db "killing".
Is this what your inserts look like? There are only 2 small slots for the exhaust to exit, so lopping off the end of (or the entire) tube should make a significant difference. Then you can decide whether you still need the new one. And if you saw it off clean, you can always weld it back together if you change your mind.
No i have the āupdatedā version thatās not capped, like this
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They still choke it too much sound wise but also sap power on the top end, that i can feel it.
call me a hooligan or whatever. iām looking for something that takes 10-20% of the edge off but doesnāt go too far.