From IASCA to SEMA: The Evolution of Car Audio Competition
Discover how car audio competition evolved from local sound-offs and parking lot demos into a culture defined by IASCA events, SPL competitions, and SEMA showcase vehicles. Learn how legendary brands like Orion helped shape the golden age of car audio through performance, innovation, and competition-driven engineering. From sound quality judging to record-breaking bass builds, explore the roots of a movement that continues to influence enthusiasts and builders today.


