Partsam 5x Clear Cab Marker Roof Running Light Lens Cover + T10 White LED High Power Bulb for 1999 - 2016 Ford F-250 F-350 F-450 F-550 For 1999 - 2017 Ford E-150 E-250 E-350 E-450 E-550 F-150 F-250 F-350 F-450 F-550 Super duty pickup truck with stock cab markers. Also fits for 2017 2018 E-350 E-450 Super Duty Trucks. (Do NOT fit 2017 2018 F250 - F550). Covers are made of high quality ABS plastic, won't fade from exposure Application: Cab Marker Light, Roof Cab Marker, Roof Running Light, Clearance Light. Direct replacement for OEM factory stock cab marker covers. Cover Color: Clear White ; T10 1-Epistar-SMD White LED