On RS version, moves the DRL function to the halos (no DRLs during the day) and keeps DRL's on at night.
Non-RS version moves the DRL function from headlights (off during the day) to the fogs.
Non-RS DRL Kill keeps headlights off during the day.
Plug-n-play installation*. Customs available. Connection points: t-harnesses at each headlight and bumper harness.
* Non-RS DRL Kill needs a t-tap/splice on a side-marker wire.