Thought I would put out what I did to my 1999 Yukon to help others. It is great to have flood lights at night WITH BOTH HIGH BEAMS AND LOW BEAMS REMAINING ON. There are a number of ways to do this but utilizing a relay is best I believe.
First and foremost, I purchased Xenon headlights ( low beam ) here...
https://www.amazon.com/gp/product/B08RW1VV98/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
I also purchased LED lights for the high beams. You want LED's because xenon requires a few seconds to warm up and so not so conducive for high beams that often require instant full brightness or power...
https://www.amazon.com/gp/product/B08Q7SH6XQ/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
Then here is what I did for an always on low beam when you hit the high beams...
Hope this helps someone. Here are some other parts I had at hand to complete the task...
https://www.amazon.com/gp/product/B07X1R18QS/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
https://www.amazon.com/gp/product/B07DFG8QB7/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&psc=1
https://www.amazon.com/gp/product/B07T5L55HQ/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1
https://www.amazon.com/TICONN-Conne...9Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=
BEST WISHES!!!
First and foremost, I purchased Xenon headlights ( low beam ) here...
https://www.amazon.com/gp/product/B08RW1VV98/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
I also purchased LED lights for the high beams. You want LED's because xenon requires a few seconds to warm up and so not so conducive for high beams that often require instant full brightness or power...
https://www.amazon.com/gp/product/B08Q7SH6XQ/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
Then here is what I did for an always on low beam when you hit the high beams...
Hope this helps someone. Here are some other parts I had at hand to complete the task...
https://www.amazon.com/gp/product/B07X1R18QS/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
https://www.amazon.com/gp/product/B07DFG8QB7/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&psc=1
https://www.amazon.com/gp/product/B07T5L55HQ/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1
https://www.amazon.com/TICONN-Conne...9Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=
BEST WISHES!!!