Mufflers.
Miss. Code Ann. § 63-7-55
in effectEvery motor vehicle shall at all times be equipped with a muffler in good working order and in constant operation to prevent excessive or unusual noise and annoying smoke. No person shall use a muffler cutout, bypass or similar device upon a motor vehicle on a highway.
Source: Public.Resource.Org MS CodeURL: https://unicourt.github.io/cic-code-ms/transforms/ms/ocms/r78/gov.ms.code.title.63.htmlFetched: 6/9/2026
