Intoxalock is the no. 1 ignition interlock device brand in the U.S., and Intoxalock Ignition Interlock in Mayo, SC is here to help you get back on the road after a DUI. Intoxalock has more locations than any other provider, and we can find an interlock installation location near you. We will help you understand SC interlock, or IID, laws and regulations. Our interlock installation locations are staffed with certified professionals who will install and service your car breathalyzers. For 30 years, Intoxalock has been a trusted interlock ignition device provider. Call now to talk to a SC expert. Side Street Motors located in Mayo, SC is an authorized Intoxalock installer. Intoxalock is the #1 interlock brand in the country, thanks to our easy-to-use IIDs. We are a state-approved interlock/car breathalyzer provider. Intoxalock state specialists provide 24/7 support and help guide you through the installation, calibration, and removal of your IID. Service center technicians will install your device and show you how it works. You’ll return to your Intoxalock location regularly for calibration, so we’ve made it easy to find one near you. With 5,000+ locations, Intoxalock has more service centers within 10 minutes of customers than any other provider.