§ 42-93. MUFFLERS AND CUT-OUTS.
   No motor vehicles with an internal combustion engine shall be operated within the city unless the exhaust from such engine is muffled by a suitable and sufficient muffler. No muffler cut-out or exhaust or vacuum whistle shall be used on any motor vehicle while operating within the city, except that exhaust whistles may be used on authorized emergency vehicles.
(Prior Code, § 42-93)