Inside diameter：150    mm
outside diameter: 232   mm
high: 415    mm
Modern automobile engine air filter paper core is becoming more common, but still have some drivers for air filter paper core prejudice, think air filter paper core filtration effect is not good.In fact, the air filter paper core compared with the oil bath type air filter has many advantages:
1, the filtration efficiency is as high as 99.5% (oil bath type air filter is 98%), dust of transmittance is only 0.1% - 0.3%;
2, compact structure, can be installed on any location, not limited by vehicle parts layout;
3 don't burn fuel, maintenance, still can save a lot of materials such as cotton, felt and metal materials;
4, the quality is small, the cost is low.

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