Northern tools has them for around $3.99 for the whole assembly fixture. Snap off another lens cover to take for a sample to match up. I just purchased two from NORTHERN TOOLS.
Northern Tools has two that look very similar, but one is larger and more rectangular.
Sid, Lois & HRH MISSY Terrible 3s SHIH TZU
2011 ROCKWOOD 8285 WS
2014 F-250 KING RANCH PS 6.7L/SWD/6R140/BFT
TST Truck System Technologies TM-507SE
DAYS CAMPED 2018 60 DAYS