Aight i got some new gauges and i have no idea how to install them. Does anyone know what wire hooks up to the O2 sensor. I have no idea which one to hook up 2. It says it hooks up to the O2 sensor? and then the water temp? where does that hook to? im totally lost any know? Pics would b very helpful thanx. Oh and if anyone knows how to install them in the air vents? can they even be removed?