§291-24.5  Motor vehicle muffler.  (a)  No person shall use on a public highway, sell, offer for sale, alter, or install a muffler, including but not limited to a cut-out, bypass, or similar device, that will noticeably increase the noise emitted by a motor vehicle above that emitted by the vehicle as equipped from the factory.

     (b)  Except as provided in section 291-24.4, any violation of this section shall be enforceable by police officers.  Violation of this section shall subject the violator to the following penalties:

     (1)  For a first violation, or any violation not preceded within a three-year period for a violation under this section, the person shall be fined not more than $150;

     (2)  For a second violation committed within three years of any other violation under this section, the person shall be fined not more than $350; and

     (3)  For a violation of a third or subsequent offense committed within three years of any other violation under this section, the person shall be fined not more than $950.

Any person who violates the provisions of this section may be issued a summons or citation for the violation. [L 1977, c 79, §1; am L 2024, c 171, §4; am L 2025, c 172, §4]