HomeElectrical, Lighting and Body > Lighting - ExteriorTYC 20-17500-00 Headlight Assembly - Left
Part #: 20-17500-00

TYC 20-17500-00 Headlight Assembly - Left

TYC Regular, Left
⚙️ 8 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦TYC Regular, Left
🚗Fitment: Toyota, Highlander
🔄Easy Returns — Return within 60 days for a full refund
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Overview of TYC Regular Left Headlight Assembly for Toyota Highlander

The TYC Regular Left Headlight Assembly (Part Number 20-17500-00) is designed specifically for Toyota Highlander models. This complete headlight assembly features LED and halogen bulbs, providing reliable exterior lighting performance with clear lens construction.

  • Complete headlight assembly with bulbs included
  • Clear PC plastic lens and durable PP plastic housing
  • LED low beam, high beam, daytime running light, and park lamp bulbs
  • Halogen front side marker and front signal light bulbs included
  • SAE/DOT compliant for road safety standards

Detailed Product Features and Specifications

This TYC Regular headlight assembly is engineered with a clear polycarbonate (PC) plastic lens that offers excellent light transmission and impact resistance. The housing is made from polypropylene (PP) plastic, ensuring durability and protection against environmental elements. The assembly includes LED bulbs for the low beam, high beam, daytime running light, and park lamp, enhancing visibility and energy efficiency. Additionally, halogen bulbs are included for the front side marker (W5W) and front signal light (7444), maintaining proper signaling functions. This left-side headlight assembly is a direct replacement for Toyota Highlander vehicles and meets SAE/DOT compliance requirements.

About the TYC Regular Product Line

The TYC Regular product line offers reliable and cost-effective lighting solutions for a variety of vehicle makes and models. This line focuses on providing complete assemblies with included bulbs, ensuring a straightforward replacement process. The 20-17500-00 headlight assembly is part of this line, delivering consistent quality and fitment for Toyota Highlander owners seeking dependable exterior lighting components.

Common Applications and Problem Resolution

  • Replacement for damaged or cracked headlight lenses
  • Restoring dim or non-functioning LED or halogen bulbs
  • Upgrading to a complete assembly for improved lighting performance
  • Fixing issues with daytime running lights or signal lights
  • Ensuring compliance with vehicle lighting safety standards

Installation Notes and Tips

Installation of the TYC Regular Left Headlight Assembly (20-17500-00) is designed to be a direct fit for Toyota Highlander models. Since the assembly comes with all necessary bulbs included, no additional bulb purchases are required. However, hardware for mounting is not included, so retain original mounting clips and screws or source replacements if needed. It is recommended to handle the assembly carefully to avoid damage to the lens or housing during installation.

Quality Assurance and Warranty Information

TYC Regular headlight assemblies are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. This part is SAE/DOT compliant, confirming it meets federal safety regulations for exterior lighting. Warranty coverage details should be confirmed with the distributor or retailer, as they may vary.

BrandTYC
Part Number20-17500-00
PositionTYC Regular, Left
Bulbs IncludedYes
Lens ColorClear
Bulb TypeLed
Lens MaterialPc plastic
Housing MaterialPp plastic
Hardware IncludedNo
Components IncludedComplete assembly
Daytime Running Light Bulb IncludedYes
Daytime Running Light Bulb TypeLed
Front Side Marker Light Bulb IncludedYes
Front Side Marker Light Bulb TypeHalogen w5w
Front Signal Light Bulb IncludedYes
Front Signal Light Bulb TypeHalogen 7444
High Beam Bulb IncludedYes
High Beam Bulb TypeLed
Low Beam Bulb IncludedYes
Low Beam Bulb TypeLed
Other Side20-17499-00
Park Lamp Bulb IncludedYes
Park Lamp Bulb TypeLed
PositionLeft
Sae/dot CompliantYes

This part fits 8 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
2025ToyotaHighlanderLimitedSport UtilityLeftLED Type; TYC Regular
2024ToyotaHighlanderLimitedSport UtilityLeftLED Type; TYC Regular
2023ToyotaHighlanderHybrid LimitedSport UtilityLeftLED Type; TYC Regular
2022ToyotaHighlanderLimitedSport UtilityLeftLED Type; TYC Regular
2021ToyotaHighlanderLimitedSport UtilityLeftLED Type; TYC Regular
2021ToyotaHighlanderHybrid LimitedSport UtilityLeftLED Type; TYC Regular
2020ToyotaHighlanderLimitedSport UtilityLeftLED Type; TYC Regular
2020ToyotaHighlanderHybrid LimitedSport UtilityLeftLED Type; TYC Regular

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

TO2502294

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.