CSF 3937 High Performance Radiator for 2019-2021 Ram 2500/3500 6.7L Cummins Diesel

The CSF 3937 is a high-performance replacement radiator designed specifically for 2019-2021 Ram 2500 and Ram 3500 trucks equipped with the 6.7L Cummins Turbo Diesel engine. CSF radiators are engineered to provide superior cooling capacity and durability compared to factory components.

Key Features:

• Direct-fit replacement for 2019-2021 Ram 2500 and 3500 with 6.7L Cummins diesel engine
• High-efficiency core design for maximum heat dissipation under demanding conditions
• Durable aluminum construction with precision-brazed tanks for leak-free performance
• OE-style mounting points for straightforward installation
• Enhanced cooling capacity ideal for towing, hauling, and heavy-duty applications
• Quality tested to ensure reliable performance and long service life

CSF has been manufacturing cooling products for over 35 years and is a trusted supplier to major OEM manufacturers worldwide. This radiator is designed to meet or exceed original equipment specifications while providing improved cooling performance for trucks that work hard. Whether you're replacing a worn-out factory radiator or upgrading for better thermal management, the CSF 3937 delivers professional-grade cooling reliability.