CSF Radiator 42mm 2-Row Aluminum Core with B-Tube Technology

CSF Radiator 42mm 2-Row Aluminum Core with B-Tube Technology Upgrade your cooling system with the CSF 42mm 2-Row Aluminum Core radiator. Designed for high-demand driving and increased thermal load, this radiator delivers superior heat rejection, improved durability, and direct-fit convenience. Thicker 42mm 2-row core — Increases fluid capacity by over 1 gallon (3.8L) for enhanced heat absorption and stability under heavy use. B-Tube Technology — Exclusive CSF B-Tube design boosts heat transfer by ~15% versus standard oval welded tubes, accelerating coolant-to-air energy exchange. Multi-louvered fins — Super-efficient fin pattern maximizes airflow through the core, improving cooling performance at idle and high speed. TIG-welded 100% aluminum — Lightweight, robust construction for improved strength, corrosion resistance, and long-term reliability. Direct fit — Mounts in the factory location with no cutting or modification required, making installation straightforward. Whether you drive aggressively, tow, or simply want a more reliable cooling solution, the CSF 42mm radiator provides measurable performance gains and peace of mind. Ideal for enthusiasts seeking durable, high-efficiency cooling without compromise.