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REPLY WITHIN 24 HOURS
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CAN A TIANYILAN FILTER GIVE MY ENGINE TOO MUCH AIR FLOW?

No, an engine can only draw in a certain volume of air depending on the engine's bore and stroke, and number of cylinders. A replacement air filter or performance intake system cannot physically increase the volume of air the engine takes in.


WHAT EQUIPMENT DO YOU USE TO ENSURE QUALITY?

We have Filter paper core Test equipment, Filter precision Test equipment, Fuel filter comprehensive test equipment, Pulse fatigue test equipment.


HOW OFTEN SHOULD I CLEAN MY FILTER?

We recommend that you visually inspect your Filter at every oil change. As a general rule, filter should be cleaned at every 30,000 miles; however, this interval can be greatly influenced by your environment and driving conditions. In dusty areas, you may need to clean the filter more often.


DO YOU MAKE A FILTER FOR ANY CONSTRUCTION MACHINE?

In general, most construction machine filter we can produce.Also, you can enter the original number in our search bar to see if we make this filter. If your filter is not listed, contact us to see if we can make one for you.


DO YOU MAKE PRIVATE LABEL/CUSTOM FILTERS?

Yes, we can make a wide variety of filters. If you are interested in a private label or custom filter, you can contact us for more information.