Mister Muffler is an auto repair garage specialized since 1956 in muffler installation and repair, auto mechanics, tires and alignment, as well as brakes and suspension. Mister Muffler St-Léonard is committed to delivering premium quality repair service on vehicles of all makes and models. Our team of copilots in St-Léonard is committed to building a relationship based on trust with their customers by ensuring an exceptional price/quality ratio and transparent servicing carried out by professionals.