§ 74.091 MUFFLERS; EXCESSIVE SMOKE OR GAS.
   (A)   (1)   Every motor vehicle and motorcycle with an internal combustion engine shall at all times be equipped with a muffler which is in good working order and in constant operation to prevent excessive or unusual noise, and no person shall use a muffler cutout, bypass or similar device upon a motor vehicle on a highway. Every motorcycle muffler shall be equipped with baffle plates.
      (2)   No person shall own, operate or have in the person’s possession any motor vehicle or motorcycle equipped with a device for producing excessive smoke or gas, or so equipped as to permit oil or any other chemical to flow into or upon the exhaust pipe or muffler of such vehicle, or equipped in any way to produce or emit smoke or dangerous or annoying gases from any portion of such vehicle, other than the ordinary gases emitted by the exhaust of an internal combustion engine under normal operation.
      (3)   Whoever violates division (A)(1) or (A)(2) is guilty of a minor misdemeanor.
(R.C. § 4513.22)
   (B)   It shall be unlawful for any person to make, continue, or cause to be made or continued any loud, unnecessary or unusual noise or any noise or any noise which either annoys, disturbs, injures, or endangers the comfort, repose, health, peace, or safety of others, within the limits of the city. The following acts, among others, are declared to be loud, disturbing, and unnecessary noise in violation of this section, but the enumeration shall not be deemed to be exclusive.
      (1)   The racing of any motor vehicle engine while the vehicle is stopped or standing.
      (2)   Needlessly starting or stopping a motor vehicle so suddenly, or making a turn at an intersection so quickly, as to cause the tires to squeal or leave tire marks on the surface of the street, or to race another motor vehicle.
      (3)   To emit an audible signal by the horn or other signaling device of the motor vehicle when there is no cause or necessity for the signal to be given.
      (4)   To cause a vehicle exhaust system to emit a loud noise or clattering unusual to the normal operation of the motor vehicle.
      (5)   To discharge into open air the exhaust of any steam engine, stationary internal combustion engine, motorboat, motorcycle, or motor vehicle except through a muffler or other device which will effectively prevent loud or explosive noises therefrom.
(1982 Code, § 74.66)