The Automobile Aluminum Radiator ecosystem comprises upstream raw‑material sourcing, midstream component fabrication and system integration, and downstream distribution to vehicle manufacturers. Upstream participants provide aluminum alloys, copper, and polymer cores that determine thermal performance and weight. Midstream actors convert these inputs into finished radiators, apply surface‑treatment technologies, and embed them within cooling modules assembled onto vehicle platforms. Downstream, distributors and OEMs incorporate the radiators into new cars, while service networks handle warranty repairs and end‑of‑life recycling. Value is created through material efficiency, manufacturing precision, and compliance with automotive thermal‑management standards, and captured by each tier through contract pricing, volume commitments, and technology licensing.