Nilight LED Cab Marker Lights 5 PCS - Bright Smoke Lens Amber Roof

In this review of the Nilight LED Cab Marker Lights the bottom line is simple: these five smoked lens amber roof running lights are a practical, affordable upgrade for Super Duty pickup owners who want brighter, sealed cab marker lighting. The set is aimed at 2017-2021 Ford F250, F350, F450 and F550 trucks and trailers, and the single biggest reason to buy is the upgraded LED array that delivers noticeably higher intensity and broader coverage than many OEM marker lamps while keeping installation straightforward for direct replacements.

Key Features

• Upgraded LEDs: Each light uses 16 quality 3528 LEDs which provide stronger amber output and improved heat dissipation for longer life.
• Sealed waterproof design: The PC lens and ABS base are tightly integrated and glued at the wiring entry to keep moisture out and improve durability in wet conditions.
• Plug-and-play installation: The lights are a direct replacement for OEM cab markers on compatible trucks for easy swap-out without modification.
• Hardwire option: For vehicles without roof lights the lights can be mounted after drilling and wired by cutting the plug and connecting red to positive and black to negative.
• Versatile application: These function as cab marker lights, roof running lights and clearance lights suitable for Super Duty pickups and trailers.
• Complete kit: The package includes 5 smoked lens amber marker lights plus screws and flat washers for mounting.

Who It's For

This kit is best for owners of 2017 through 2021 Ford Super Duty pickups (F250, F350, F450, F550) who want a brighter, sealed replacement for factory cab marker lights or an amber marker set for a trailer. It will suit people who value longevity and waterproofing and who prefer a ready-made 5-piece kit for consistent appearance across the roof line.

Drivers who need a plug-and-play swap will appreciate the direct replacement fit on compatible trucks, while DIY installers who are adding new roof lights should be comfortable drilling holes and wiring a harness. Buyers who cannot drill or who require OEM-specific connectors for a warranty-sensitive vehicle should consider alternatives or professional installation.

Pros & Cons

Pros

• Bright, consistent amber illumination from multiple 3528 LED chips per lamp enhances visibility.
• Sealed PC lens and ABS base plus glue at the wiring entry offer reliable waterproof performance.
• Direct replacement fit for compatible Ford Super Duty models makes installation quick for many users.
• Includes hardware and five matching lights for a uniform roofline look and trailer use.

Cons

• Mounting can be tricky for some users; those without existing roof lights will need to drill holes and hardwire the lights.
• Wire size and connector style prompted mixed feedback from customers, so expect some variation if adapting to nonstandard harnesses.

Specifications

Brand	Nilight
Quantity	5 PCS
LED type	3528
LEDs per light	16 PCS
Lens	Smoked PC lens (amber output)
Base material	ABS
Included	5 lights, screws and flat washers

Our Verdict

The Nilight 5-piece cab marker light kit is a solid value for Ford Super Duty owners and trailer users who want brighter, weatherproof amber roof lights that replace factory markers. With upgraded LEDs and a sealed construction the kit balances improved brightness and durability against the need to drill and hardwire on vehicles without existing mounts, making it a practical upgrade for most DIYers and truck owners.

Frequently Asked Questions

Will these fit my 2019 F350?
Yes, they are compatible as direct replacement cab marker lights for 2017-2021 F250, F350, F450 and F550 models.

Are they waterproof for trailer use?
Yes, the PC lens and ABS base are tightly integrated and sealed with glue at the wiring entry for improved waterproofing.

What if my truck has no roof lights?
You will need to drill mounting holes and wire the lights using a harness, cutting the plug and connecting red to positive and black to negative.