LED Sequential Sidemarkers for 20-21 Sierra 2500/3500 HD Smoked Set Diode Dynamics GMC but specifically a different product

but specifically a different product designed for a different purpose

thanks to the plug-and-play design that connects directly to your stock fog light connectors

Upgrade your ride with the Luxx Series

Upgrade your Ford Focus with Morimoto XB LED Side Markers and experience top-tier lighting performance and style

and added an RGBW version to the family

LED Sequential Sidemarkers for 20-21 Sierra 2500/3500 HD Smoked Set Diode Dynamics GMC but specifically a different productUpgraded Styling. These LED sidemarkers are a plug and play replacement for the factory fender lights, illuminating the entire width of the housing for a distinctive look and brighter appearance. Unique Startup. Both the standard and sequential models feature a unique startup sequence. Every time the sidemarkers turn on, they illuminate in an intense amber color starting from the center then spreading to either side. Once they are completely