Amazon.com: NSLUMO LED Truck Bed Lights Compatible w/ 2014-2019 Chevy Silverado GMC Sierra 1500 2500HD 3500HD Pickup Truck, 6000K 24-SMD Led Bright White Bed Light Kit Rear Cargo Area Lamp OEM Replacement :
Infinity Glow LED Interior kit - LitLightz.com
Installing OEM Footwell Lights in 19-21 Silverado - YouTube
How to install footwell lights in 2003+ trucks | Diesel Place