None.
Code of Alabama
§ 32-5-216.
(a) Every motor vehicle shall at all times be equipped with a muffler in good working order and in constant operation to prevent excessive or unusual noise and annoying smoke, and no person shall use a muffler cut-out, bypass, a muffler without baffles or similar device upon a motor vehicle on a highway.
(b) The engine and power mechanism of every motor vehicle shall be so equipped and adjusted as to prevent the escape of excessive fumes or smoke.
§ 33-5-23.
(a) The exhaust of every internal combustion engine used on any vessel shall be effectively muffled by equipment so constructed and used as to muffle the noise of the exhaust in a reasonable manner. The use of cutouts is prohibited, except for vessels competing in a regatta or official boat race, and for such vessels while on trial runs.
Vintage Vehicle
Available for a private passenger automobile, truck or truck tractor which weighs not more than 26,000 pounds gross weight, motorcycle, or fire truck that is over 30 years old, operated as a collector’s item, not used for general transportation purposes and having the original or substantially similar vehicle body, chassis, engine, and transmission as designated for that make, model, year, and age vehicle. Registration Fee: $10
YOM
Available upon application for any vehicle designated as a 1976 year model vehicle or earlier that is qualified to receive a vintage vehicle license plate.
None.
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