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Modern LED replacement for your factory sidemarker lamp. Plug-and-play installation no modification needed. OEM fit-and-finish. OEM-grade retroreflector optics. Engineered and assembled in USA.
Installation Instructions
Warranty
This Part Fits:
Diode Dynamics 20-21 Sierra 2500/3500 LED Sidemarkers HD Smoked Set
SKU: DIODD5127
$299.95 USD
Shipping calculated at checkout.
Installation Instructions
Warranty
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2020-2022 | GMC | Sierra 2500 HD | AT4 |
| 2020-2021 | GMC | Sierra 2500 HD | Base |
| 2020-2022 | GMC | Sierra 2500 HD | Denali |
| 2022 | GMC | Sierra 2500 HD | Pro |
| 2020-2022 | GMC | Sierra 2500 HD | SLE |
| 2020-2022 | GMC | Sierra 2500 HD | SLT |
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