I will check the G56, I actually have their filter cover. All I was saying is most evidence is anecdotal (seat of the pants, as it were) and that is why that great Italian drug Pla-ci-bo works so well.
Rodger 2018 M3W "Dreamers on the Rise" 2004 Plus 8 (wife's) old Goldwings and a couple of Harleys
