Here's a copy and paste from their website. "efficiency rating of 99.5% at BETA 200 2µm" In simple terms it's 2 micron absolute, the same as every other bypass filter kit out there.
I would look into Fleetguard Venturi filters or if you really want to add potential leaks, a cheaper bypass filter...
Be sure to put in the comment section on the paperwork you submit to the lab what your goal is. Wait for the report to come back before deciding what change interval to try next. The lab will tell you if the oil is safe to extend the interval. Use science to determine what you do and not the...