Need an ignition interlock device near Mason City? Intoxalock is available at B and J Car Specialists Inc., a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.At B and J Car Specialists we restore your vehicle to factory specifications using the very best equipment and paint. We conduct our business honestly with integrity and take pride in what we do. We back our work with lifetime warranties; donít trust your automobile with anyone else. In addition, we have been installing Intoxalock ignition interlock devices for over 12 years.