ATS Custom LEDs mod for Sidelights, Roof lights and Filters. This mod adds lights on your truck in the mentioned positions. It looks great.
Here are a few trucks that work on confirmed by users: Freightliner Cascadia, Western Star 4900X,& T680, Peterbilt 389 & 579, International Lone Star, Mack Anthem and Volvo VNL. It might work on some others as well.
Credits: Implementation in ATS – guidot
Parts – SCS
Flares – SCS
Idea – Tasha Trucking