Well what you don't see is under that layer of rubber is a highly sophisticated grid of electromagnetic wires that send out a pulse to the flux accumulator every time the engine turns a revolution. Thus charging the flux capacitor and we all know if your flux capacitor is not chargeing your muffler barrings will shrink.
I didn't know toyota's had muffler bearings. It that why my truck runs shitty? Do i need new muffler bearings? Where to they go?
