815 Custom Auto  

309 S. Park Ave

South Beloit, IL 61080

(815) 668-8801​

 Products & Services 

  • Window Tinting

  • Paint Protection

  • Rust Protection

  • Detailing

  • Spray-on Bedliners

  • Headlight Restoration

  • Remote Start

  • Truck Bed Covers

  • Floor & Cargo Liners

  • Step Bars

815 Custom Auto  All rights reserved.

We are an authorized installer for Intoxalock Ignition Interlock! Intoxalock is a top-rated ignition interlock provider with affordable pricing and a reliable, high-quality, easy-to-use device. Our certified Intoxalock technicians install, service and remove these devices. The Intoxalock on-site calibration station kiosk makes serving the device fast and simple Let us help you get back on the road after a DUI with an ignition interlock device. 
If you need an ignition interlock device installed in your vehicle, call Intoxalock directly at (833) 918-1407 and mention that you’d like to install with us. They will set up your account and schedule your appointment.