if it is an early obd2 car it should be a non heated narrow band (1 wire) if so they are easy to wire in first you need a pin diagram to find the input wire to the ecu for the down stream o2 sensor then what you would need is a connector female an male end to make is easier to plug in and swap out in the future the hasrdest part with this project is wielding in a new o2 sensor bung into your exhuast.