The U.S. automotive aftermarket is evolving from a fragmented collection of local operators into an increasingly consolidated, technology-enabled ecosystem. Aging vehicles, rising repair complexity, technician scarcity, fleet outsourcing, and data-enabled service models are accelerating consolidation across services, fleet, and parts distribution. This report examines the structural forces reshaping the industry, the areas where value is migrating, and the implications for operators, investors, and acquirers.