4PCS LED Front Grille Lights Bars Compatible with Ram 1500 2015-2021, Waterproof Exterior Grille Trim Lamp with Wiring Harness Related Grille# 6NM18SZ0AA (White - Smoked Lens). 【Waterproof LED Grille Light Shell】 The upper and lower parts of the shell are connected by a slot to ensure that t is no gap, effectively preventing the entry of external water vapor.