Originally Posted by VenomWorldOrder
what do you mean by a three stage filter?
the ones that have a foam peice main section, then a thin foam "sock" that goes over this and a plastic cap?
are the GS buggy air filters 3 stage filters?
there is only 1 filter that is 3 stages - motor saver filters
(google) some say its good, some say its not good. it has inner foam, outer foam and a mesh element
Dual Stage (2 foams - inner and outer) is fine...