hi can any one help me .im going to buy a tow bar for my 56 plate focus estate and need to know how easy it is to wire in ?

could any one tell me what wires do what and the best place to wire in ?

alsodoi need a 6 way relay ?

thanks

Best option would be to go to a dedicated towbar company or use a mobile fitter.

Also, don't forget to notify your insurance company. It won't increase your premium (apart from possibly an admin fee), but if you make a claim they could refuse to pay out because of an undeclared modification.