This OLM LED headlight conversion harness is a great choice for Subaru owners. It fits 2015 - 2017 STI models, 2015 - 2017 WRX models, and 2018 - 2020 WRX Base and Premium models. With this harness, you can easily upgrade your 2018 - 2020 OEM LED headlights. It features a simple plug - and - play installation, and comes with two harnesses for each side. The main plugs ensure quick and reliable connections, getting main functions from your existing 12 - pin headlight connector. Turn signal functions are added via additional two - pin plug - and - play connectors. There's a loose 'DRL' wire that can be connected to any 12v power source to light the C light on your new headlights. It's recommended to wire it into an add - a - fuse or quick - connect harness and then into your fuse box.


Using this OLM LED headlight conversion harness is a breeze. First, identify your Subaru model as it fits 2015 - 2017 STI, 2015 - 2017 WRX, and 2018 - 2020 WRX Base/Premium. To install, simply use the plug - and - play feature. Connect the main plugs to your existing 12 - pin headlight connector for the main functions. Add the turn signal functions by connecting the additional two - pin plug - and - play connectors. For the 'DRL' wire, find a 12v power source. It's a good idea to wire it into an add - a - fuse or quick - connect harness and then into your fuse box. As for maintenance, keep the harness clean and check the connections regularly. If you notice any loose connections or signs of wear, make sure to fix them right away to keep your headlights working properly.