Brake Control O.E.M. style wire harness are designed for models equipped with trailer tow package. The quick and easy plug in style connections reduces possible short circuits and cross wiring of brake controls. This custom pre-wired brake control harness will mate directly between your vehicle and several Reese Towpower brake controls. To be used with the following vehicles: 2005-2007 F-250 Super Duty; 2005-2007 F-350 Super Duty; 2005-2007 F-350 Super Duty Cab and Chassis; 2005-2007 F-450 Super Duty Cab and Chassis; 2005-2007 F-550 Super Duty Cab and Chassis.