Thank you.
I believe that the criteria I outlined in my o.p. were within the bounds of reasonable.
I appreciate your asserting yourself as moderator in this thread - which ,btw, references the Flowmaster 50 Delta Flow which is advertised as having a “moderate “ sound.
(I’ve always felt that a good pun lightens up a situation...)
Last edited by Waveski; 01/02/2021 6:33 PM.