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North Carolina Exhaust & Muffler Laws (2026)

Info: Your vehicle needs a factory-type (OEM) muffler and exhaust in good working order.

InfoVerified Jun 19, 2026

Your vehicle needs a factory-type (OEM) muffler and exhaust in good working order. Muffler cut-outs (which route exhaust around the muffler) are prohibited. North Carolina sets no fixed decibel limit (N.C. Gen. Stat. § 20-128).

Official source: ncleg.net →

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