Can vary for to what degree level your are getting. As far as the "need" to adjust the light throw, that depends. Some municipalities enforce laws requiring you to adjust beam. So there may be an actual need in your area.
If you put enough payload on her, your lights will point higher and can cause low light blind spots, and disrupt oncoming traffic. Don't be that ******* that blinds every body. These LED are no joke and can easily cause distraction to cause an incident when shining into another driver's eyes.
Just my 2 cents.