Waterproof universal mount stop/turn/tail lights for over 80'' applications. STL-16/18 are 7-function: stop, turn, tail, rear clearance, rear reflex, side marker, and side reflex; eight-function ST-17/19 include license Illuminator as well. All-weather molded plastic housing and durable lens protect against corrosion. STL-16/17RB include separate ground wire; STL-16/17/18/19RPG feature harness-grounded 3-way molded connector. All lights feature screw-on, replaceable lens. Available as both individual unit and kit. Available in plug-n-go version (STL-16/17R3PG and STL-18/18RPG) with molded connectors (male); plug-n-go ensures an easy, watertight connection to the electrical harness.