Is there anyplace that lists the micron rating for Super Tech filters???
I am looking at the differance between WIX 57620 and SuperTech 3976A (Since I got 12 @ $1.50.two stores in NC with clearance due to package change)
I am looking at the differance between WIX 57620 and SuperTech 3976A (Since I got 12 @ $1.50.two stores in NC with clearance due to package change)
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