The GMC Sierra 2500 HD Side Marker Light Assembly by Diode Dynamics is your ticket to enhancing both the style and functionality of your vehicle. Designed specifically for the 2020-2021 Sierra models, these LED sidemarkers offer vibrant illumination and a unique sequencing turn signal to elevate your driving experience.

These cutting-edge LED sidemarkers are a direct plug-and-play replacement for your factory fender lights, ensuring a hassle-free installation with no modifications required. The housing is fully illuminated and incorporates a dual-lens design, giving your vehicle a brighter and more distinctive look. You can choose between three lens color options—Amber, Smoked, and Clear—to perfectly match your vehicle's aesthetic. These sidemarkers feature a dynamic startup sequence that lights up the entire width of the housing in an intense amber color, adding a touch of sophistication.

Features

• Plug-and-play compatible with GMC Sierra HD 2020+ fender lights
• Dynamic startup sequence with animated effect
• Fully-illuminated housing with dual-lens design for an even glow
• Optional Sequential turn signal feature, with plug-and-play wiring harness
• OEM-grade construction and perfect fitment
• Engineered and assembled in the USA

If you're considering an upgrade that combines style, safety, and ease of installation, the Diode Dynamics GMC Sierra 2500 HD Side Marker Light Assembly is an excellent choice. Should you have any questions about the product, feel free to contact us directly. We have two locations where we readily offer installation and customization services—one in Austin, Texas (**512-982-9393**) and another in the Los Angeles, California area (**562-981-6800**). If you’re planning on purchasing multiple items, contact us for possible shipping discounts. We install on-premises at both locations, ensuring a perfect fit and function for your vehicle enhancements.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov