CSF 3789 OE Replacement Radiator with Heavy Duty Core

The CSF 3789 is a premium aftermarket replacement radiator featuring an upgraded heavy-duty core that is 18% thicker than the original equipment design. With a 22mm core compared to the OEM 19mm, this radiator delivers enhanced cooling capacity while maintaining a direct OE fit.

Key Features:

• Plastic-aluminum construction matching OE materials and style for seamless installation
• High-performance multi-louvered fin design for maximum heat dissipation efficiency
• Glass-filled virgin grade engineered plastic tanks for superior strength and durability
• EPDM rubber gaskets designed to withstand extreme temperatures
• 100% leak tested at 150% of operating pressure before leaving the factory
• ISO/TSO certified manufacturing to rigorous quality standards

CSF offers the widest variety of automotive radiator models servicing over 3,200 applications, and is backed by nearly 80 years of cooling system expertise. Each radiator undergoes comprehensive testing including thermal cycling, vibration testing, and wind tunnel validation to ensure optimal cooling performance and long-term reliability.