TYC 11-6978-90-9 Tail Light Assembly - Left Outer

2018-2019 Toyota Highlander Left Outer Tail Light

This TYC CAPA Certified tail light assembly is built for the left outer position on the body of the 2018-2019 Toyota Highlander and 2019 Toyota Highlander. Part number 11-6978-90-9 includes the complete assembly with red and clear lens styling, LED brake, tail, and rear side marker lighting, plus a halogen WY21W rear turn signal bulb.

Key Features

• CAPA Certified replacement tail light assembly
• Fits the left outer rear position on the body
• Complete assembly with bulbs included
• Red and clear PMMA plastic lens
• ABS plastic housing for exterior lighting use
• LED brake lamp, tail lamp, and rear side marker lamp bulbs included
• Rear turn signal bulb included: halogen WY21W
• Cross-reference part numbers include Toyota 81560-0E161 and Partslink TO2804143

Detailed Description

TYC part number 11-6978-90-9 is a CAPA Certified tail light assembly for the left outer rear position on the body of select Toyota Highlander models. It is engineered with a red and clear lens, PMMA plastic lens material, and an ABS plastic housing to match the exterior lighting layout used on the vehicle. This assembly includes the necessary lighting components already installed, including LED brake, tail, and rear side marker bulbs, along with a halogen WY21W rear turn signal bulb.

Compatible with 2018-2019 Toyota Highlander and 2019 Toyota Highlander applications, this tail lamp is a direct replacement for the original rear lamp assembly. The part number 11-6978-90-9 is also referenced by Toyota 81560-0E161 and Partslink TO2804143 for the same application.

Common Reasons for Replacement

• Cracked or broken left outer tail lamp lens
• Water intrusion or moisture inside the rear lamp housing
• Dim, failed, or non-functioning rear lighting components
• Damage from rear-end impact or parking lot contact
• Restoring proper rear signal, brake, and tail lamp operation

Installation Notes and Tips

Install on the body at the left outer rear position and verify connector alignment before final mounting. Confirm the vehicle uses the correct LED lighting configuration and compare the existing lamp to part number 11-6978-90-9 before installation. Because hardware is not included, reuse the original mounting hardware if service procedures call for it.

Quality Assurance

TYC CAPA Certified lighting parts are built to meet recognized aftermarket quality standards for fit and function. This tail light assembly is intended as a direct replacement for the original Toyota Highlander rear lamp on the listed applications.