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Air filter, like human lung function. Block into the engine the dust particles in the air, purify the air chamber, a full combustion, reducing dust, prevent engine parts early wear, prevent the smoke and ensure the normal order of the engine running.
 
Oil filter like human kidney. Lube oil in the engine lubrication system, rise to block metal because of the high speed engine oil and add the contrast role in the process of the dust of the earth. Chemicals formed in high temperature under high speed engine, through the filter function. To prevent sand dust by metal impurities, ensure the purified integral lubricating system, reduce the parts wear and tear, so as to improve the service life of the engine.
 
Fuel filter like the tongue and the digestive system of human body. Fuel the need for engine fuel filter for targeted protection, fuel injection pump and nozzle, main part of fuel moisture in the air, through the fuel filter and oil production in the process of transportation into the debris filter, the oil-water separation precipitation protection, reduce early wear of fuel injection pump and nozzle, prolong service life