A single catalytic converter replacement in Nashville, TN typically costs $600–$2,000. The range is wide because the converter itself carries precious metals and prices vary by vehicle — and because a failed converter is often a symptom of an engine problem upstream, which must be fixed or the new converter fails too. This is the single-converter price; vehicles with more than one converter cost more.
Typical in Nashville, TN: single catalytic converter $600–$2,000.
Rotten-egg smell, loss of power, or a converter fault code — get a diagnosis before the car stops passing inspection.
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Data by Servik — verified local pros from official license records and public sources. Cost figures are typical ranges, not quotes; a pro's written estimate is the real number.