ROH §15-2.12
What counts as a muffler for vehicle noise rules
Read the official text at honolulu.gov ↗This section defines the word "muffler" for the vehicle noise rules. It explains that a muffler is a part that takes engine exhaust and lowers the noise it makes. The definition lists different ways a muffler can be built.
everyone
The ordinance, as written (Honolulu County) — Muffler
A copy, taken August 22, 2026. The version published by Honolulu is the one that governs, and it may have changed since. Check it before relying on anything here.
For the purposes of this chapter, the following definition applies unless the context clearly indicates or requires a different meaning.
Muffler. A device consisting of a series of baffle plates, or chambers, or perforated tube or tubes with spun glass, spun steel, or other type of sandwich packing, or of other mechanical design or construction, for the purpose of receiving exhaust gas and effectively reducing exhaust noise from the motor of a motor vehicle.
)
Published by the City and County of Honolulu through American Legal Publishing.
LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.