If you want to further improve your headlight's efficiency, this harness upgrade makes a noticeable improvement,
https://www.ksuspensionfab.com/store/p6/H4_Upgraded_Headlight_Harness.html#/For $25 it is a great low dollar mod, and sets you up to put in higher wattage bulbs if you so desired. The harness kit is good quality. I did this mod recently, and the fit was perfect for a TJ. I run Hella E-code housings with Phillips Extreme Vision +100 H4 bulbs. Huge improvement over stock candles.
https://www.ksuspensionfab.com/store/p6/H4_Upgraded_Headlight_Harness.html#/For $25 it is a great low dollar mod, and sets you up to put in higher wattage bulbs if you so desired. The harness kit is good quality. I did this mod recently, and the fit was perfect for a TJ. I run Hella E-code housings with Phillips Extreme Vision +100 H4 bulbs. Huge improvement over stock candles.