Spectre Performance HPR9892 Universal Clamp-On Air Filter: Round Tapered; 6 in (152 mm) Flange ID; 7 in (178 mm) Height; 7.313 in (186 mm) Base; 5.125 in (130 mm) Top Factory pre-oiled filter comes ready to use Quality materials used in the construction Easy to install clamp-on style Available with red, blue, black or white media Features low-restriction, washable oiled synthetic media