Skip to product information
1 of 10

Diode Dynamics 20-21 Sierra 2500/3500 HD LED Sidemarkers - Amber Set

Diode Dynamics 20-21 Sierra 2500/3500 HD LED Sidemarkers - Amber Set

Regular price $253.99
Regular price $240.00 Sale price $253.99
Sale Sold Out

DESCRIPTION

FeaturesPlug-and-play compatible with GMC Sierra HD 2020+ fender lightsDynamic startup sequence with animated effectFully-illuminated housing with dual-lens design for an even glowOptional Sequential turn signal feature with plug-and-play wiring harnessOEM-grade construction and perfect fitmentEngineered and assembled in USAOverviewUpgraded 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. Choose from three lens color options to get the look you're after.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 illuminated they gradually return to a running light mode.Sequencing Turn Signal. Our sequential option provides an upgrade in functionality. Anytime you hit your turn signal the sidemarkers illuminate in a sequencing amber pattern to indicate signaling! The sequential option uses the included plug-and-play harness to power the fender lights using the headlight connector.OptionsAmber: These match your original sidemarkers and are DOT/SAE compliant.Smoked: A dark appearance great on black and grey vehicles.Clear: These are clear in color but still have the retroreflector optics.

This Part Fits:

Year Make Model Submodel
2023-2024 GMC Canyon AT4
2023-2024 GMC Canyon AT4X
2023-2024 GMC Canyon Denali
2023-2024 GMC Canyon Elevation
2020-2024 GMC Sierra 2500 HD AT4
2024 GMC Sierra 2500 HD AT4X
2020-2021 GMC Sierra 2500 HD Base
2020-2024 GMC Sierra 2500 HD Denali
2024 GMC Sierra 2500 HD Denali Ultimate
2022-2024 GMC Sierra 2500 HD Pro
2020-2024 GMC Sierra 2500 HD SLE
2020-2024 GMC Sierra 2500 HD SLT

PRECISION R SERVICES

Our Services

Automotive Fabrication
Turn your automotive dreams into reality with our custom fabrication services. Whether you're looking to build a one-of-a-kind showpiece or enhance your vehicle's performance, our skilled technicians have the expertise and equipment to bring your vision to life.

- Custom Exhaust Systems
- Roll Cages and Safety Equipment
- Chassis Fabrication and Upgrades
- Body Modifications and Aero Kits

Repairs & Maintenance
Keep your vehicle running smoothly with our comprehensive repair and maintenance services. From routine oil changes to complex engine diagnostics, our team is here to keep your car in peak condition.

- Engine Diagnostics and Repair
- Brake Service and Repair
- Suspension Tuning and Upgrades
- Electrical System Diagnosis and Repair

Performance Upgrades
Unleash the full potential of your vehicle with our performance upgrade packages. Whether you're looking for more power, better handling, or improved aerodynamics, we have the expertise and parts to take your ride to the next level.

- Turbocharger and Supercharger Installations
- ECU Tuning and Performance Chips
- Suspension Upgrades and Coilover Installations
- High-Flow Intake and Exhaust Systems

Preventative Maintenance
Stay ahead of the curve with our preventative maintenance services. From fluid flushes to belt replacements, we'll help you keep your vehicle in top condition and avoid costly repairs down the road.

- Oil Changes and Fluid Flushes
- Timing Belt and Water Pump Replacements
- Cooling System Inspections and Maintenance
- Transmission Service and Fluid Changes

Online Parts Store
Shop our extensive selection of automotive parts and accessories from the comfort of your own home. With fast shipping and competitive prices, we make it easy to find the perfect parts for your project.

- Performance Parts
- OEM Replacement Parts
- Accessories and Apparel
- Tools and Equipment

Vehicle Inspections
Ensure your vehicle is safe and roadworthy with our comprehensive inspection services. Whether you're buying a used car or preparing for track day, our technicians will provide a thorough evaluation and expert advice.

- Pre-Purchase Inspections
- Track Day Inspections
- Safety Inspections
- Customized Inspection Reports
View full details

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)