on both my vehicles i use the OEM filters. the contour i use the motorcraft as it is better then the fram and is around the same price. On my 98 civic i use a S2000, the JDM version because it is bigger and has a bettter filtering capability compared to the stock one.

98.5 Black SE ATX S&B filter, SVT MAF, optimized SVT TB, mesh grille, removed orange reflectors, painted rear reflector, gutted pre-cats, optimized SVT LIM, 19lb injectors, resonator removed cant afford an svt but lookin for 1 in nc