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Arkansas Exhaust & Muffler Laws (2026)

Info: Your vehicle needs a factory-spec muffler in good order.

InfoVerified Jul 30, 2026

Your vehicle needs a factory-spec muffler in good order. Cutouts and bypasses (which route exhaust around the muffler) are banned, along with any device that produces excessive noise or smoke. Arkansas sets no fixed decibel limit (Ark. Code § 27-37-601).

Official source: ardot.gov →

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