(A) 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, by-pass, or similar device upon a motor vehicle on the turnpike. Every motor vehicle and motorcycle muffler shall be equipped with baffle plates.
(B) Except in cases of emergency or extreme weather conditions, no person may operate an unmuffled engine brake on the turnpike.
Cite as Ohio Admin. Code 5537-3-06