AN ORDINANCE BANNING THE INSTALLATION, SALE, AND USE OF MODIFIED OR NOISY MUFFLERS IN ALL TYPES OF MOTOR VEHICLES WITHIN THE CITY OF DAGUPAN, PROVIDING STANDARDS FOR ITS IMPLEMENTATION, LIMITATIONS AND RESTRICTIONS, PRESCRIBING INTERNAL RULES AND GUIDELINES, DESIGNATING RESPONSIBLE OFFICES AND OFFICERS, MANDATING AN INFORMATION AND EDUCATION CAMPAIGN, AND PRESCRIBING PENALTIES THEREFOR.