
AUTOONE H11 LED Bulbs, H8/H9/H16 LED Lights Plug and Play...
$27.49
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Used for: Fog Light Bulb Front
Used for: Headlight Bulb High Beam, Daytime Running Light Bulb
Used for: Headlight Bulb Low Beam
Used for: Back Up Reverse Light Bulb
Used for: License Plate Light Bulb, Interior Door Light Bulb, Map Light Bulb, Trunk or Cargo Area Light
Used for: License Plate Light Bulb, Interior Door Light Bulb, Map Light Bulb, Trunk or Cargo Area Light
Used for: Parking Light Bulb, Turn Signal Light Bulb Front
Used for: Side Marker Light Bulb Front
Used for: Turn Signal Light Bulb Rear
Used for: Courtesy Light Bulb
Used for: Dome Light Bulb
Used for: Dome Light Bulb
This page helps you verify the bulb sizes for the 2021 Toyota Highlander by lighting position, so you can match the correct replacement to each exterior and interior lamp. Whether you are replacing a headlight, reverse light, or cabin bulb, checking the exact location first is the safest way to avoid ordering the wrong part.
The 2021 Highlander uses a mix of LED units and replaceable bulbs depending on the lamp position and equipment level. Because trim and lighting package can vary, this guide is meant to help you identify the most common bulb types for this model year before you buy.
Fitment can change with trim, market, body style, and factory lighting packages, so always compare this page with the bulbs already installed on your vehicle. Some locations on the 2021 Toyota Highlander use LED assemblies, while others use halogen or standard replaceable bulbs, and aftermarket LED conversions may require additional adapters, resistors, or housings to work correctly. If you are unsure, remove the old bulb and check the base and markings before ordering a replacement.
The low beam headlight bulb size listed for the 2021 Toyota Highlander is H11.
The high beam headlight bulb size listed for the 2021 Toyota Highlander is 9005.
The daytime running light bulb size listed for this model year is 9005.
The front fog light bulb is listed as H16 LED.
The back up reverse light bulb size listed for the 2021 Toyota Highlander is 921.
Not always. The page lists the brake light bulb, tail light bulb, center high mount stop light, and rear side marker light as LED, so the exact service method can vary by trim and lamp design.
The license plate light bulb sizes listed are 168 and 917.
The map light, trunk or cargo area light, interior door light, and courtesy light positions may use 168, 917, or DE3022 depending on the location and equipment. The dome light bulb is listed as 194, 7441.
The front turn signal light bulb size listed for the 2021 Toyota Highlander is 7444NA.
The rear turn signal light bulb size listed for the 2021 Toyota Highlander is 7440A.
The front side marker light bulb size listed is 168NA.
Toyota may use different lighting packages, LED assemblies, or regional specifications on the 2021 Highlander, so the bulb type can vary by trim, body style, or market.
Yes. Checking the installed bulb is the best way to confirm the correct fit, especially if your Highlander has been modified or if the lamp assembly has been replaced before.