I hate to say it, but you’re doing it wrong. You’re right, Honda is selling an amp and speaker upgrade kit.... not the first manufacturer to do that on day 1! I have no problems hearing my bike radio at 80. I think I’d spend a bit more time fiddling with it before I call it bad, but that’s jmho!
'18 Honda Gold Wing Tour GL1800D (frame number 502)
‘13 Victory Cross Country Tour (Traded for one hell of a machine!)
'02 Harley Sportster 1200 Custom (Traded for a big boy bike)