Muffler Works in St. Catharines is your muffler repair source. Our services include, suspension, alignment, tires, exhaust, engine repairs, automatic transmission, heating and air conditioning, electrical repair, general maintenance, fuel systems, diesel services, engine performance and driving concerns and more. Mention you found us on Yellow Pages and get the $49.99 safety inspection station. Call today to schedule an appointment for your vehicle. more... See more text