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DEI’s 040204 Diesel Radiator Relief is designed to help diesel engines run cooler.
Benefits of Radiator Relief:
- Drops engine temperature by as much as 30 degrees
- Extreme use blend
- Concentrated for large systems
- Faster engine warm up
- 16oz easy pour bottle
Part Number: DEI 040204
Important notes: Mix 1oz of product to each quart of coolant capacity.  | 
