I think of it as a audible trouble indicator. If the engine begins to sound differently it would be nice to hear it sooner rather than later.
(Sorry. I meant this as a reply to "Goofy "Sound Tube" Removal??" and hit a wrong button and posted it as a new thread.)
"A thing of beauty is a joy forever; its loveliness increases; it will never pass into nothingness" – John Keats.
Where Mustangs Began: 1963 Ford Falcon Futura Hardtop with a 164 hp Challenger 260 V-8 and a Ford-O-Matic two-speed automatic transmission. "The Wonder Falcon".
2016 Ford Mustang GT Fastback with a 435 hp Coyote 5.0 L V-8 and a 6R80E six-speed automatic transmission. "Race Red".