Custom Autosound has been developing audio solutions for classic Chevys since 1977, when founder Carl Sprague set out to bring modern stereo technology to vintage dashboards. Early classic cars often came equipped with simple AM radios and single-speaker systems, leaving enthusiasts with limited sound quality. Custom Autosound pioneered the concept of designing modern radios that fit original factory radio openings, allowing classic Chevy Camaro, Chevelle, and El Camino owners to enjoy improved audio without cutting or modifying their dashboards.

Today, Custom Autosound continues to specialize in audio systems engineered specifically for vintage applications. Their radios, speakers, and audio accessories are designed to provide modern functionality while maintaining the appearance and fit of factory-style components. Custom Autosound products are a popular upgrade for classic Chevy Camaros, Chevelles, and El Caminos, especially during interior restoration projects alongside components like kick panels and dash panels, helping bring modern sound quality to a classic cabin.