Fits: 2020 thru 2023 GMC Sierra 2500HD/3500HD L5P Duramax Diesel

*Please call for availability*

Upgrade the style and visibility of your GMC Sierra 2500/3500 with Diode Dynamics' LED Sidemarkers, a seamless upgrade that transforms your vehicle's appearance. Replacing the factory fender lights, these sidemarkers offer a distinctive look and a brighter illumination, spanning the entire width of the housing. With three lens color options to choose from, you can customize the look to perfectly match your preference. Additionally, Diode Dynamics' sequential option takes functionality a step further, displaying a dynamic amber pattern when you activate your turn signal. Engineered to OEM standards, these sidemarkers are crafted from automotive-grade plastic materials and UV-stable lenses. Upgrade your lighting with confidence and transform your driving experience today!

Features:

• Plug-and-play replacement for 2024+ GMC Sierra HD fender lights
• Dynamic startup sequence with animated effect
• Fully-illuminated housing, with dual-lens design for an even glow
• Simple installation, with plug-and-play wiring harness
• OEM-grade construction and perfect fitment
• Engineered and assembled in USA

Includes:

• (4) replacement sidemarkers
• 10 Fender clips
  

Installation:

• Click here