Our EZ 21 pre-wired fuse block will wire your car from headlight's to taillight's. It features 18 fuses and 21 circuits. The circuits are Radio, Coil, Dome Lights, Headlights, Horn, Power Door Locks, Cig Lighter, Wiper Switch, Elect. Fuel Pump, Gauges, Hazard Lights, Power Windows, AC/Heat, Elect. Fan, Backup/Cruise, Radio, Turn Signal. It also Includes Horn Relay and Connector, Turn and Hazard Signals, Dimmer Switch Connector, Circuit Breaker for Headlights, 2 Flashers, 1 Alternator Plug, 2 Ignition Switch Connectors Plus more.