For the 2013 Honda Civic, the supplied fitment data lists a 9005 bulb for the high beam. No low-beam bulb size is provided, so verify the vehicle’s headlamp assembly before ordering a replacement. Fog-light applications are listed as either H11 LED or H16 LED; confirm the existing socket and lamp configuration.
Front turn signals, parking lights, and front side markers use 7444NA, while rear turn signals use 7440A. Reverse lights use 921. Brake, tail, center-stop, and side-marker fitment varies by configuration: DX Sedan models list 7443R brake bulbs, while Hybrid Sedan models use LED brake lights. DX Sedan center-stop and daytime-running lights are listed as 7440 and 9005, respectively; Hybrid Sedan models use LED daytime-running lights. The EX Coupe center stop is LED, and its tail light is listed as 7443R. License-plate and trunk applications may use 168 or 917.