Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
FREE 1 to 3-Day Delivery on Orders $149+ Details
$295.85 pair
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Features, Description, Reviews, Q&A, Specs & Installation
Enhanced Mirror Lighting Upgrade. The Boost Auto Parts Sequential Signal Towing Mirror Marker Lights are designed to elevate both function and style on your 2020–2025 GMC Sierra 2500 HD. Featuring running light, spotlight, and startup sequence functions, these lights provide added visibility and a modern appearance. Designed as a plug-and-play solution, they replace your stock lights while enhancing safety and aesthetic appeal.
Construction and Appearance. These marker lights are equipped with a clear transparent lens for a clean, OE-style finish. Internally, they are engineered to provide dynamic sequential signaling, while the spotlight and running light functions boost functionality. Each light is crafted to be a precise replacement for factory part numbers 84468924, 84468925, 84468926, and 84468927, ensuring a consistent and refined appearance.
Installation. Designed for plug-and-play installation, these lights are a direct swap for the stock markers. No rewiring or modification is needed, making the process fast and adaptable to most setups. They’re ideal for vehicle owners looking for a quick and efficient lighting upgrade.
Application. This Boost Auto Parts Sequential Signal Towing Mirror Marker Lights fits 2020-2025 GMC Sierra 2500 HD Models. By replacing your standard mirror lights with this advanced pair, you enhance visibility, signaling performance, and overall truck style—perfect for towing, night driving, or everyday use.
Boost Auto Parts 5903LXS-4 & 5903RXS-4 & SU
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
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