HomeElectrical, Lighting and Body > Lighting - ExteriorTYC 20-6644-00-9 Headlight Assembly - Left
Part #: 20-6644-00-9

TYC 20-6644-00-9 Headlight Assembly - Left

CAPA Certified, Left
⚙️ 7 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦CAPA Certified, Left
🚗Fitment: Nissan, Altima
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of TYC CAPA Certified Left Headlight Assembly

The TYC CAPA Certified Left Headlight Assembly (Part Number 20-6644-00-9) is designed specifically for Nissan Altima models. This headlight assembly features halogen bulbs and a clear, amber lens to ensure proper lighting and signaling performance.

  • Includes both high beam and low beam halogen bulbs
  • Clear and amber plastic lens for durability and visibility
  • Plastic housing designed for long-lasting use
  • SAE/DOT compliant for road safety standards
  • Compatible with Nissan Altima vehicles

Product Line: CAPA Certified

The CAPA Certified product line by TYC ensures that each part meets or exceeds the standards set by the Certified Automotive Parts Association. This certification guarantees that the headlight assembly provides reliable fitment, function, and finish comparable to original equipment. The 20-6644-00-9 headlight assembly is part of this line, offering Nissan Altima owners a quality replacement option that aligns with industry standards.

Detailed Product Description

This left headlight assembly for the Nissan Altima includes both high beam and low beam halogen bulbs, making it a complete lighting solution. The lens is made from durable plastic with clear and amber sections to provide effective illumination and turn signal visibility. The housing is also constructed from plastic, designed to withstand typical road conditions. This assembly is SAE and DOT compliant, ensuring it meets safety and regulatory requirements. The part number 20-6644-00-9 corresponds to the left side, with the right side counterpart being 20-6643-00-9.

Common Applications and Issues Addressed

  • Replacement for damaged or cracked headlight lenses
  • Restores proper lighting performance for nighttime driving
  • Fixes issues with burnt-out or malfunctioning halogen bulbs
  • Improves vehicle safety by meeting DOT compliance
  • Resolves fogging or discoloration problems in the headlight assembly

Installation Notes and Tips

Installation of the TYC CAPA Certified Left Headlight Assembly requires no additional hardware, as none is included. It is important to verify the part number 20-6644-00-9 matches your vehicle’s specifications before installation. Ensure electrical connections are secure and test the high and low beam functions after installation. Professional installation is recommended for optimal fit and performance.

Quality Assurance and Warranty

TYC’s CAPA Certified headlight assemblies are manufactured to meet strict quality standards. This part is SAE and DOT compliant, ensuring it adheres to safety regulations. While specific warranty details are not provided here, TYC products typically come with a limited warranty covering defects in materials and workmanship.

BrandTYC
Part Number20-6644-00-9
PositionCAPA Certified, Left
Bulbs IncludedYes
Lens ColorClear, amber
Bulb TypeHalogen
Lens MaterialPlastic
Housing MaterialPlastic
Hardware IncludedNo
High Beam Bulb IncludedYes
High Beam Bulb TypeHalogen
Low Beam Bulb IncludedYes
Low Beam Bulb TypeHalogen
Other Side20-6643-00-9
PositionLeft
Sae/dot CompliantYes

This part fits 7 vehicles. Search below:

YearMakeModelSubmodelBody TypePositionNotes
2006NissanAltimaSLSedanLeftBulb Type: Halogen; Other Side: 20-6643-00-9; CAPA Certified
2006NissanAltimaSESedanLeftBulb Type: Halogen; Other Side: 20-6643-00-9; CAPA Certified
2006NissanAltimaSSedanLeftBulb Type: Halogen; Other Side: 20-6643-00-9; CAPA Certified
2006NissanAltimaBaseSedanLeftBulb Type: Halogen; Other Side: 20-6643-00-9; CAPA Certified
2005NissanAltimaSLSedanLeftBulb Type: Halogen; Other Side: 20-6643-00-9; CAPA Certified
2005NissanAltimaSSedanLeftBulb Type: Halogen; Other Side: 20-6643-00-9; CAPA Certified
2005NissanAltimaSESedanLeftBulb Type: Halogen; Other Side: 20-6643-00-9; CAPA Certified

* 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:

26060-ZB525

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