You can't. TBH they need to dim, Your gonna be blinding people when its darker with them still on full
^^^^^^ thats for the 250 which turn off when headlights come on, the 265 have to dim when the lights come on by law.
Yes I know that just looks poo at the mo with white low beam and when the DRLs dip they turn a bit yellow so thought there might be a way to up them to keep them white. That's all.