Every motor vehicle having a combustion motor shall at all times be equipped with a muffler in good working order and in constant operation to prevent excessive or unusual noise and no person shall use a muffler cut-out, bypass, or similar device upon a motor vehicle on a highway.
N.J. Stat. Ann. § 39:3-70
Mufflers
amended 2009, c.331, s.1.
Current official text: New Jersey Legislature. Digitized from the New Jersey Legislature bulk statutes download. Reproduced from public-domain New Jersey statutes; confirm against the official source for the current text. Not legal advice.