(A) It shall be unlawful to operate any motor vehicle on any street, unless such motor vehicle is equipped with a sufficient and suitable muffler in good working condition, or when such muffler is cutout or removed. No cutout shall be so arranged or connected as to permit the operation or control thereof by the operator of any motor vehicle while operating such vehicle.
(B) It shall be unlawful to sound any horn, siren or similar instrument, except by proper public and emergency authorities, unnecessarily or in such manner as to constitute a nuisance thereby.
(`91 Code, § 71.29) (Ord. 8-1965, passed 10-26-65) Penalty, see § 71.99