Installation kits normally include the mating connector(s) needed to fabricate the electrical harness for that unit. Antenna (RF) coaxial connectors are usually provided with panel mount avionics installation kits as well. These kits do not include standard wire needed to build the harnesses. Wire can be purchased separately if needed. No panel mount avionics (with the exception of some intercoms) include pre-wired or pre-fabricated harnesses. Installation kits for remote mount avionics sold by Southeast Aerospace are available at an additional cost. These separate kits can vary in price depending on the avionics unit. These kits usually include the mounting rack and connectors needed to fabricate the electrical harness for that unit. These installation kits do not include standard wire needed to build the harnesses. Wire can be purchased separately if needed. No remote mount avionics include pre-wired or pre-fabricated harnesses.