i think its a matter of your ability and how deep your pockets are. Theres DIY systems out there..(route i took), then theres the V3 systems. Also, for home filtering, theres an assortment of ways, mine being the 2-55gal barrels with the pressure centrifuge installed in one, or theres the raw power centrifuge..(1500-ish bucks),...etc.
HAve you done any homework yet?
TIM...PAA#113....plenums inserts, hpx, frx, 50 cent, gauges, trans-coolant-oil DIY by-pass systems, H/H mod, DIY WVO system..208k and counting