Cummins ISDe Oil Cooler core 3975818 1. Type:  Oil Cooler core 2. Part No.: 3975818 3. Place of Origin: China (Mainland) 4. Brand Name:DCEC 5. Engine/Application : Cummins ISDe 6 cylinder model engine

Cummins ISDe Oil Cooler core C3959031 1. Type:  Oil Cooler core 2. Part No.: C3959031 3. Place of Origin: China (Mainland) 4. Brand Name:DCEC 5. Engine/Application : Cummins ISDe 4 cylinder model engine