K&N RC-1200: RC-1200 Round Tapered Universal Clamp-On Air Filter
2.063'' (52 mm) Flange Diameter
Round Tapered Universal Clamp-On Air Filter Flange Inside Diameter: 2.063" (52 mm) Flange Length: 0.625" (16 mm) Flange Type: Centered Height: 4" (102 mm) Base Outside Diameter: 3.5" (89 mm) Top Outside Diameter: 2" (51 mm)