HomeElectrical, Lighting and Body > Lighting - ExteriorTYC 20-6662-01 Headlight Assembly - Left
Part #: 20-6662-01

TYC 20-6662-01 Headlight Assembly - Left

TYC Regular, Left
⚙️ 13 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦TYC Regular, Left
🚗Fitment: Mazda, 3
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Overview of TYC Regular Left Headlight Assembly for Mazda 3

The TYC Regular left headlight assembly (part number 20-6662-01) is designed specifically for Mazda 3 models, providing a reliable exterior lighting solution. This headlight assembly features a clear plastic lens and housing, engineered to accommodate halogen bulbs (not included) for both high and low beams.

  • Compatible with Mazda 3 vehicles
  • Left side headlight assembly, part number 20-6662-01
  • Clear plastic lens and housing for durability and clarity
  • Halogen bulb type (bulbs not included)
  • Includes lens and housing components only
  • SAE/DOT compliant for safety and legal standards
  • Hardware not included

Detailed Product Description

This TYC Regular headlight assembly is crafted with a plastic lens and housing, providing a lightweight yet sturdy construction suitable for the left side of Mazda 3 vehicles. The assembly is designed to work with halogen bulbs for both high and low beam functions, although bulbs and mounting hardware are not included. The clear lens ensures optimal light output and visibility, while the SAE/DOT compliance guarantees that the assembly meets required safety and regulatory standards. The corresponding right side part number is 20-6661-01, allowing for easy matching if both headlights need replacement.

TYC Regular Product Line Information

The TYC Regular product line offers dependable replacement lighting components that meet OEM specifications. This line focuses on providing quality assemblies with essential features such as clear lenses and durable plastic housings, designed to fit specific vehicle models like the Mazda 3. The TYC Regular headlight assemblies are engineered to deliver consistent performance and straightforward installation without additional hardware or bulbs included.

Common Applications and Issues Addressed

  • Replacement for cracked or damaged left headlight lens or housing
  • Restoring proper exterior lighting function on Mazda 3 vehicles
  • Addressing moisture or fogging issues caused by compromised headlight seals
  • Upgrading worn or faded headlight assemblies to improve nighttime visibility
  • Ensuring compliance with safety regulations through SAE/DOT certified parts

Installation Notes and Tips

  • Bulbs and mounting hardware are not included; ensure compatible halogen bulbs are purchased separately
  • Carefully remove the old headlight assembly to avoid damage to surrounding components
  • Verify alignment and secure fitment during installation to maintain proper beam pattern
  • Consult vehicle-specific service manual for detailed installation procedures

Quality Assurance and Warranty

TYC Regular headlight assemblies are manufactured to meet industry standards and comply with SAE/DOT regulations. While specific warranty details are not provided here, TYC products typically come with a limited warranty against defects in materials and workmanship. It is recommended to verify warranty terms with the product supplier or manufacturer documentation.

BrandTYC
Part Number20-6662-01
PositionTYC Regular, Left
Bulb TypeHalogen
Bulbs IncludedNo
Components IncludedLens And Housing
Hardware IncludedNo
High Beam Bulb IncludedNo
High Beam Bulb TypeHalogen
Housing MaterialPlastic
Lens ColorClear
Lens MaterialPlastic
Low Beam Bulb IncludedNo
Low Beam Bulb TypeHalogen
Other Side20-6661-01
PositionLeft
Sae/dot CompliantYes

This part fits 13 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
2009Mazda3SSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2009Mazda3iSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2008Mazda3SSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2008Mazda3iSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2007Mazda3iSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2007Mazda3SSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2006Mazda3SSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2006Mazda3iSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2005Mazda3iSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2005Mazda3SSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2005Mazda3SP23SedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2004Mazda3iSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; TYC Regular
2004Mazda3SSedanLeftHalogen Type; Bulb Type: Halogen; Other Side: 20-6661-01; 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:

BN8P-51-0L0D

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