Need an ignition interlock device near Ansonia? Intoxalock is available at General Muffler and Automotive Supply, a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.General Muffler & Auto Supply is your one stop for car care services. They offer auto repair, brakes, tires, maintenance and more. Getting you back on the road safely is their number one goal. Visit their website to read customer testimonials and learn more. General Muffler & Auto Supply is one of our local Intoxalock certified locations with convenient hours, prices and services near you. As a certified Intoxalock provider, you can count on reliable, quality service. Stop by their convenient location in Ansonia, Connecticut on Main Street. Call to schedule an appointment to get your device installed, hassle free.