Bullseye and classic "hamburger" rear lamps, as well as red/white "lollipop" side lights.
Obtain the mod file (usually a .zip or .scs file) from a trusted source like the SCS Software Forum .
While broadly compatible, the mod is historically optimized for RJL's Scania trucks, though users can manually add "hookup" definitions for other truck models if they don't appear in the shop. Installation Guide for 1.45
How do I install mods on my ETS 2 / ATS server? | GPORTAL Wiki