Source Factory Supply 5302887 Engine Oil Cooler Module Assembly Accessoires For JAC Heavy-Duty Truck Engine Cooling System Features Efficient Heat Dissipation : The 5302887 engine oil cooler module assembly features an integrated heat exchange design. It utilizes engine coolant circulation to dissipate heat from the oil, lowering oil temperatures during high-load operation and preventing overheating. Engine Performance Protection : Prevents the degradation of lubrication