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OEMTOOLS 24444 Universal Fit Coolant System Refiller Kit, 5 Adapters, Eliminate Trapped Air, Test Radiator and Heating Core Lines for Leaks, Vacuum Fill Coolant Tool, Vacuum Leak Tester - Walmart.com
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Amazon.com: OEMTOOLS 27066 Coolant System Refiller Kit, 3 Adapters | Remove Air Trapped in Cooling System, Test Radiator and Heating Core Lines for Leaks | Fits Radiator Necks and Coolant Reservoirs : Automotive
![coolant - How do car cooling systems cool the engine? Won't the air flowing through the radiator flow over the engine (as it exits the car) making it hot again? - Motor coolant - How do car cooling systems cool the engine? Won't the air flowing through the radiator flow over the engine (as it exits the car) making it hot again? - Motor](https://i.stack.imgur.com/grmCM.jpg)