Need an ignition interlock device near Parker? Intoxalock is available at I.E.C. Ltd., a certified Intoxalock ignition interlock installer. We can install your breathalyzer in cars, trucks, vans and other vehicles.I.E.C. provides mobile installation services for car audio, telematics, in-vehicle Wi-Fi and GPS fleet tracking installations. I.E.C. has been an authorized Intoxalock installer since 2013 and serves the Denver metro area.