§ 648.17 MUFFLERS FOR GASOLINE ENGINES.
   (a)   No person shall use or operate a gasoline engine within the corporate limits unless the same is muffled in such a manner as to deaden the noise of the explosion and prevent the nuisance which would otherwise result therefrom.
(1956 Code Sec. 933.06)
   (b)   Whoever violates this section is guilty of a minor misdemeanor.