Need an ignition interlock device near Los Angeles? Intoxalock is available at Six Autosound, a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.Quick service and great prices make 6 Auto Sound a success. 6 Auto Sound 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. Their shop is on west 6th St in Los Angeles, California. 6 Auto Sound was Intoxalock certified in 2016. Call to schedule an appointment to get your device installed, hassle free.