For NISSAN For QASHQAI This Expansion Coolant Tank Offers Resistance Against Wear. It Is Built To Withstand Various Environmental Conditions And Maintain Its Functionality And Appearance Over Time. The Cooling Tank Will Dissipate Heat Through The Radiator To Ensure That The Engine Operating Temperature Stay Within Normal. Stores Excess Coolant Fluid Until Required Avoid Loss Of Lubrication Reduce Your Engine's Fuel Consumption And Cylinder Bore Wear. Ensuring A Longer Service Life Within The Engine Compartment.Helps Release Pressure While Increasing Horsepower And Preventing Leaks.More Stable Operation And Longer Service Life. No Modifications Required.Generally, There Are Transparent Parts Or Clear Liquid Level Marks So That Car Owners Can Easily Check The Coolant Level And Know Whether The Coolant Is Sufficient In Time. This Coolant Reservoir Can Help Reduce Oil Dilution, Fuel Consumption, Exhaust Emissions And Cylinder Bore Wear, Improve The Efficiency Of The Heating System, And Solve The Problem Of Engine Stalling Due To Engine Overheating., Manufacturer: DWTNMEX