Ohio Exhaust & Muffler Laws (2026)

Info: Your vehicle needs a muffler in good working order.

InfoVerified Jun 19, 2026

Your vehicle needs a muffler in good working order. A cutout or bypass (which routes exhaust around the muffler) is prohibited, along with devices that produce excessive smoke or gas. Ohio sets no fixed decibel limit (Ohio Rev. Code § 4513.22).

Official source: codes.ohio.gov →

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