AlphaRex LUXX-Series LED Black-Red Tail Lights for K2XX GMC Sierra 1500 / 2500HD / 3500HD

The GMC Sierra 1500/2500HD/3500HD is a proven platform that continues to attract enthusiasts looking for purposeful lighting upgrades. AlphaRex has developed dedicated 14-18 GMC Sierra 1500/2500HD/3500HD tail lights to complement the vehicle’s front-end character with a refined, OEM-inspired look with precision LED optics. The LUXX-Series tail lights for the 14-18 GMC Sierra 1500/2500HD/3500HD are purpose-built to enhance both aesthetics and on-road visibility without compromising fit, function, or regulatory compliance.

Light Features

• The GMC Sierra 1500/2500HD/3500HD tail lights use a LED light design powered by high-output LED technology for both low and high beam. A slim LED tube along the lower edge of the housing provides distinctive accent lighting. Amber sequential turn signals create a sweeping, dynamic indicator effect. An activation startup sequence illuminates the front lighting array at ignition for a signature visual impression.

Breathing Vents

• Condensation is a common challenge in both OEM and aftermarket tail lights, as moisture can accumulate inside housings due to temperature changes even with strong seals. To address this, Nitto Denko TEMISH® CAPSEAL™ air vents promote efficient moisture discharge in the GMC Sierra 1500/2500HD/3500HD tail lights. These vents improve airflow within the housing so moisture can escape naturally, functioning like a breathing mechanism — earning them the “Air Breathers” name.

Housing

• The tail lights housing is constructed from high-quality polypropylene (PP) for lasting durability. Polypropylene’s strong resistance to heat and moisture helps maintain reliable performance across a wide range of driving conditions and climates.

Lens

• The GMC Sierra 1500/2500HD/3500HD tail lights use high-quality polycarbonate lenses engineered to withstand extreme weather conditions while delivering excellent lighting performance. An anti-fog coating reduces internal fogging and improves visibility in changing conditions. A protective UV-resistant coating is also applied to resist yellowing and oxidation, keeping the lenses clear and looking newer for longer.

Features

• LED tube accent
• Activation startup sequence
• Sequential turn signal
• LED light source
• Direct OEM fitment, no modifications required
• Plug-and-play installation

Included in Box

• One pair of AlphaRex LUXX-Series tail lights (driver and passenger side)
• Required mounting hardware
• Installation instructions

Applications

• GMC Sierra 1500: K2XX | 2014-2018
• GMC Sierra 2500HD: K2XX | 2014-2018
• GMC Sierra 3500HD: K2XX | 2014-2018

Frequently Asked Questions

Do the AlphaRex LUXX-Series Black-Red tail lights fit my GMC Sierra? The AlphaRex LUXX-Series LED Black-Red tail lights are built for the GMC Sierra 1500, 2500HD, and 3500HD on the K2XX platform from 2014 through 2018. They are direct OEM fitment replacements, so no modifications to the vehicle are required for installation.

What sets the LUXX-Series Black-Red finish apart from the Black and Alpha-Black options? All three finishes share the same core construction: LED light source, LED tube accent, amber sequential turn signals, activation startup sequence, polypropylene housing, polycarbonate lenses, and Nitto Denko TEMISH CAPSEAL air vents. The Black-Red finish is the styling distinction; it pairs a dark housing with red lens accents, giving the rear end a more aggressive, two-tone appearance compared to the all-dark Black and Alpha-Black options.

Do the LUXX-Series Black-Red GMC Sierra tail lights require professional installation? No. These tail lights are plug-and-play with direct OEM fitment. Mounting hardware and installation instructions are included in every set. If you prefer not to handle the electrical work yourself, a professional installer can take care of it without any issue.

How do the LUXX-Series Black-Red tail lights manage moisture inside the housing? The housings use Nitto Denko TEMISH CAPSEAL air vents that allow moisture to exit through controlled airflow rather than build up inside. This handles the condensation that forms in both OEM and aftermarket tail light housings when temperature changes cause pressure and humidity shifts inside the sealed unit.

What are the LUXX-Series Black-Red tail light housings and lenses made from? The housing is polypropylene (PP), which holds up against heat and moisture across a wide range of driving conditions. The lenses are high-quality polycarbonate with an anti-fog coating to limit internal fogging and a UV-resistant coating to prevent yellowing and oxidation over time.

What comes with the AlphaRex LUXX-Series Black-Red tail lights for the GMC Sierra? Each purchase includes one matched pair of LUXX-Series LED tail lights (driver and passenger side), all required mounting hardware, and installation instructions.

About AlphaRex

AlphaRex has emerged as a leader in the automotive lighting industry, driven by a relentless commitment to innovation and quality. Since its founding in June 2018, the company has grown from a small operation to an industry-renowned brand, overcoming challenges and seizing opportunities along the way. This dedication to technological advancement is matched by a steadfast commitment to regulatory compliance and industry standards, ensuring that every product not only meets but surpasses expectations.