The automotive antifreeze and coolant market, which embeds corrosion inhibitors, is projected to grow significantly from 2023 to 2028 at approximately 5.8% CAGR, driven by increasing vehicle production, advancements in coolant tech, and rising replacement demand in aftermarket and OEM segments. Asia‑Pacific—including China and India—alone is expected to account for over 50% of global growth, powered by rapid automotive adoption and infrastructure expansion.