CSF Aluminum Radiator for MK4 Supra 2-Row Core with B-Tube Technology

CSF Aluminum Radiator for MK4 Supra — 2-Row Core with B-Tube Technology Upgrade cooling performance for your Toyota MK4 Supra with the CSF all-aluminum radiator. Engineered from over five decades of radiator expertise, this high-performance unit is built for street driving and track use, delivering reliable thermal management for high-horsepower builds and motorsports applications. Key Features 2-Row High-Efficiency Core — Optimized for superior heat rejection while maintaining compact fitment for MK4 Supra applications. B-Tube Technology — Unique "B" shaped tubes increase heat-transfer surface area by ~15% versus conventional oval tubes, enabling dual liquid laminar flow and improved cooling density. Lightweight, Strong Construction — Brazed seam B-tubes allow use of thinner, lighter aluminum without sacrificing strength compared to welded "O" tubes. Precision Multi-Louvered Fins — Fin geometry is engineered and wind-tunnel tested for maximum airflow and heat rejection across the core. Track-Proven Reliability — Built to withstand demanding motorsport environments and high-temperature loads. Why Choose CSF? CSF radiators combine advanced materials, proprietary tube design, and laboratory-proven fin technology to keep engine temperatures under control. Whether you’re racing, building a high-output Supra, or simply seeking improved cooling and longevity, this radiator offers measurable performance gains and OEM-quality fitment.