The most reasonably priced component used on the Civic 2002 (2) 4dr Gx (ka) Auto Radio is the Bolt Flange 5x7.
The three Civic 2002 (2) 4dr Gx (ka) Auto Radio component parts are all listed in this schematic.
The Auto Radio assembly is constructed from several parts from which the Tuner Ass*nh365l* is the most expensive.
