CSF 3943 OEM Plastic Radiator Toyota Corolla Hybrid

The CSF 3943 is a direct-fit OEM replacement radiator engineered specifically for 2021-2022 Toyota Corolla 1.8L Hybrid models. This high-quality cooling system features plastic tanks with an aluminum core construction, designed to match original equipment specifications for seamless installation and reliable performance.

Key Features:

• OEM-style plastic tank and aluminum core construction for optimal durability
• Engineered to meet or exceed original equipment manufacturer specifications
• Direct drop-in replacement for factory radiator
• Individually pressure tested and leak tested at 150% of operating pressure
• Wind tunnel tested for optimal cooling efficiency
• Undergoes rigorous quality testing including vibration, thermal cycle, and burst pressure testing

CSF has been manufacturing premium cooling systems for over 75 years, with a reputation for quality and precision engineering. Each radiator is built using advanced manufacturing techniques and stringent quality control processes to ensure reliable engine cooling under all driving conditions. The plastic tank construction provides excellent corrosion resistance while reducing weight compared to traditional metal designs.