Many of our popular complete LED replacement units come with a simple 501 T10 wedge connect. Sometimes customers can be wondering how this fits into the OEM plug. Well it's actually very simple. All you have to do is remove the OEM connector, remove the stock halogen bulb that is in it - and then insert our wedge connector. This method of fitting allows you to use the OEM connector and ensure a good watertight seal. Then simply refit your new Lightec Autostyle side repeater and job's a good un!