Lathsy LED Tail Light for Ford F-150 (2018-2020) Driver Side - OE Fit, Weatherproof

Lathsy's LED driver-side tail light is a direct-fit replacement for 2018–2020 Ford F‑150 models, matching OE KL3Z13405B for plug-and-play installation and weatherproof performance.

Replace a damaged or faded taillight with a ready-to-install LED assembly designed specifically for Ford F‑150 trucks from 2018 through 2020. This Lathsy unit is built to align with factory mounting points and electrical connections so you can restore rear lighting function and appearance without major modifications. The housing and seals are engineered to resist moisture and fogging in routine and extreme weather, and bulbs plug directly into the factory sockets for simplified swap-out.

Will this tail light fit my 2018–2020 Ford F‑150?

Yes — the Lathsy driver-side LED tail light is manufactured to match the original equipment geometry and electrical connectors for Ford F‑150s from model years 2018, 2019, and 2020. It corresponds to the OE part reference KL3Z13405B so it replaces the same assembly used at the factory.

• Compatible years: 2018, 2019, 2020 Ford F‑150
• Driver-side (left) taillight assembly
• OE reference: KL3Z13405B for direct replacement
• Designed to use existing factory mounting points

How difficult is installation and what’s included?

Installation is straightforward for anyone comfortable removing and securing tail assemblies: the bulbs are designed to plug into your existing sockets so there’s no cutting or splicing. No printed installation manual is included, so if you prefer step-by-step guidance we recommend watching an online installation video or using a professional installer.

• Plug-and-play bulb connections — no rewiring
• Fits factory mounting locations for quick swap
• No printed instructions — online resources or pro installation recommended
• Intended to be replaced in minutes by a skilled DIYer

How does the Lathsy tail light stand up to weather and shipping damage?

The housing includes improved sealing to reduce the chance of water intrusion and interior fogging, helping the assembly perform reliably in rain, snow, and humid conditions. Lathsy also offers a replacement if the tail light arrives damaged from shipping or fails to work on your vehicle.

• Enhanced sealing to block water and moisture
• Durable housing built for road conditions and temperature changes
• Warranty/replaceable if damaged in transit or defective on arrival
• Quality checks to ensure electrical connections function properly

Who is this for?

This Lathsy driver-side LED tail light is aimed at Ford F‑150 owners (2018–2020) who need a reliable, OEM-compatible replacement without custom wiring. It’s a good match for drivers repairing accident damage, refreshing a weathered taillight, or upgrading to an LED assembly that fits original mounting points. If you prefer step-by-step printed instructions, arrange professional fitting or consult online installation guides before beginning.