It shall be unlawful for any person to drive upon the public highways any motor scooter, as defined in section 286-2, the exhaust pipe or muffler of which has been so changed from the factory design as to increase the volume or audibility of the explosions within the motor thereof.
Haw. Rev. Stat. § 291-22
Regulation of exhaust pipe and muffler
L 1941, c 140, §2; RL 1945, §11718; RL 1955, §311-24; HRS §291-22; am L 1979, c 105, §28
Official source: Hawaii State Legislature. Reproduced from public-domain Hawaii statutes; confirm against the official source for the current text. Not legal advice.