Low Cost Ignition Interlock

Low Cost Interlock offers the easiest, cheapest, fastest, most reliable ignition interlock device (IID) for your car. Our ignition interlock system allows you to effortlessly achieve your ignition interlock restriction and get you back on the road. Visit Precision Sound at 4200 Chino Hills Pkwy for the most convenient interlock installation in the Chino Hills, CA area.