Auto hose can carry a car’s liquid or gas from one part of the car to another. This includes oxygen, fuel and coolant, which can be water, antifreeze or a mixture of the two. These hoses flow from the air filter to the intake manifold where air enters the combustion chamber in measured quantities, ensuring that the fuel has an appropriate amount of oxygen for efficient combustion. Jiulin Rubber And Plastic Co., Ltd, China auto hose manufacturers and suppliers, which has its own premium factory. You can get high-quality auto hose from here. Welcome to buy.