It is a safe assumption that if you notice engine noise on anything made since 1960 either the muffler has worn out, or someone has replaced it with something loud.
Uh... have you heard any Harley, ever? No, they're not obnoxiously loud like the shitbags can make them, but they're not quiet by any means.
Why gas bikes just can't compete with electric motorcycles in the summer ( electrek.co )
Summer is coming in hot, and the impending heat is set to once again break the prior year’s record-breaking temperatures....