California Automotive Aftermarket: The World’s Most Regulated Market — and How to Navigate It
1. Market Overview & Sizing The California automotive aftermarket is the largest and most complex sub-national market in North America, representing an estimated $85–$92 billion in total revenue for 2025 (including parts, accessories, service, and installation). This accounts for approximately 12–14% of the total U.S. automotive aftermarket, which is projected at ~$630–$680 billion for 2025….