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Last updated: October 18, 2022
In this guide, we'll help you quickly and easily find the replacement bulb size(s) you need for your 2016, 2017, 2018, and 2019 Toyota Highlander (3rd Generation). From the headlights to the brake lights and everything in between.
This guide covers all sub-models and trims (LE, LE Plus, Limited, Limited Platinum, SE, and XLE) during these 4 years.
We organized all the bulbs into 5 lighting categories with easy-to-read charts. Select any of the categories below to jump right to the bulb size chart you're looking for:
💡 TIP: Did you know that you can upgrade your headlight and fog light bulbs on your Toyota Highlander? Get up to 300% more light with LED or HID bulbs. Learn more below the size charts!
️⭐ NOTE: This guide only applies to 2016, 2017, 2018, and 2019 Toyota Highlander with the original factory (OEM) assemblies. If you have aftermarket headlights, fog lights, brake lights, etc. you will need different bulb sizes as per the manufacturer's specifications.
🎯 ACCURACY: If you notice any inaccuracies or missing information, please let us know so we can update the guide. Providing accurate and complete information is important to us and our readers.
🚧 IMPORTANT: Automotive light bulbs are vehicle-specific! Follow this guide, review your owner's manual or contact your dealership to ensure you're buying the right bulbs to avoid fitment issues.
|Low Beam Headlights (dims)||H11 or LED||Halogen||Yes|
|High Beam Headlights (brights)||9005 (HB3)||Halogen||Yes|
|Fog Light||H11 (H16)||Halogen||Yes|
|Brake Light (Rear)||7440 (7443) or LED*||Halogen||Yes|
|Brake Light (High-Mounted)||LED||LED||No|
|Reverse Light||912 (921)||Halogen||Yes|
|Tail Light||7440 (7443) or LED*||Halogen||Yes|
*For 2019 model only.
|Turn Signal Bulb (Front)||7440 (7443)||Halogen||Yes|
|Turn Signal Bulb (Rear)||7440 (7443)||Halogen||Yes|
|Parking Light||7440 (7443)||Halogen||Yes|
|Side Marker (Front)||194 (168)||Halogen||Yes|
|Side Marker (rear)||7440 (7443) or LED*||Halogen||Yes|
*For 2019 model only.
|Dome Light||194 (168)||Halogen||Yes|
|Interior Door Light||194 (168)||Halogen||Yes|
|License Plate Light||194 (168)||Halogen||Yes|
|Map Light||194 (168)||Halogen||Yes|
|Trunk/Cargo Light||194 (168) or DE3175||Halogen||Yes|
|Year Range||2016, 2017, 2018, 2019|
|Low Beam Headlights||H11 (H8/H9)|
|High Beam Headlights||9005 (HB3)|
|Fog Light||H11 (H16)|
|Brake Light (Rear)||7440 (7443)|
|Back-Up (Reverse) Light||912 (921)|
|Tail Light||7440 (7443)|
|Turn Signal Bulb (Front)||7440 (7443)|
|Turn Signal Bulb (Rear)||7440 (7443)|
|Parking Light||7440 (7443)|
|Side Marker (Front)||194 (168)|
|Side Marker (Rear)||7440 (7443)|
|Dome Light||194 (168)|
|Interior Door Light||194 (168)|
|License Plate Light||194 (168)|
|Map Light||194 (168)|
|Trunk/Cargo Light||194 (168) or DE3175|
Looking to improve the lights on your 2016 to 2019 Toyota Highlander with better, brighter, and more durable lighting? At XenonPro.com, we developed LED and HID bulbs that fit right into your vehicle. With the same design and plugs, our bulbs are incredibly easy to install and will improve your light output by up to 300%.
Discover our award-winning lighting products backed by our Lifetime Warranty:
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Check out this super helpful video on how to change your headlamp bulbs on your 2016 to 2019 Toyota Highlander. You won't need any special tools, only a pair of latex gloves.
Check out this super helpful video on how to change your headlamp assemblies on your 2016 to 2019 Toyota Highlander. You'll need the following tools:
Need more information about bulb sizes, how to change the bulbs, or simply need the owner's manual? Find it below:
Yes. This guide applies to all sub-models and trims (LE, LE Plus, Limited, Limited Platinum, SE, and XLE) for the 2016 to 2019 Toyota Highlander.
If you do a lot of nighttime driving or have difficulty seeing at night, we recommend upgrading from halogen to either LED or HID bulbs. They will produce more light and last longer than replacement bulbs.
Discover how you can put LED or HID bulbs in your factory headlights.
Yes, so long as they are halogens. Changing halogen bulbs is quite easy for the most part. We strongly advise finding How-To videos online for the specific bulb(s) you wish to change and consult the Owner's Manual for additional help.
No. Aftermarket assemblies typically use different bulb sizes. Consult with the assembly manufacturer for the right bulb size(s).
Disclaimer: The information contained on this page is provided free of charge to our visitors. It was prepared to the best of our abilities and with all the information available to us at the time of writing. We reserve the right to change, remove or update any information contained on this page at any time and without notice to improve its accuracy. The most reliable method to determine the bulb size is by pulling your actual bulb(s) and reading the part number indicated directly on the bulb. The information compiled on this page comes with no guarantees or warranties.