According to the test, cleaning the filter with compressed air actually made it worse! Based on their data, you’d be better off using the dirty filter (and best off with a new filter, of course). Smart Air’s tests showed vacuuming improved performance by 10% on average, but the benefit is small and probably not worth the hassle.
Click here to read more: https://smartairfilters.com/en/blog/clean-automotive-car-air-filter-compressed-air/
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