few weeks, the muffler became more and more plugged until my car was running at what felt to be about 50% power. Get a new muffler so you don’t do any damage or get stuck somewhere.”
There’s a separate clue worth knowing while you’re back there. The color of your exhaust smoke is a broader read on engine health. Black smoke can mean the engine is burning too much fuel, which is its own issue and unrelated to the packing. Keep that one filed separately from the muffler hair.
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