S&B 8ply Power Stack Air Filter - Red Metal Cap, 6.00" Inlet, 6.00" Length, Red Element Item ID: SBPS-600-600-RED-RED Size (spec): 6.00" Material (spec): 8-Ply Cotton-gauze Dimensions (spec): 6.00" Outlet ID x 5.25" Cone OD x 6" Filter Height (spec): 6.00"