Need an ignition interlock device near Smithfield? Intoxalock is available at Melvin's Tire Pros Inc- Smithfield, a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.Melvin's Tire Pros Inc 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. Get installed and back on the road in no time. They can help to answer all of your ignition interlock installation and service questions as well as how to use the device. While you're in, check out their other trusted products and services that make them a one-stop shop near you.