TYC
TYC Regular

TYC 20-6846-91 Headlight Assembly - Left

Brand TYC 20-6846-91
Position Left
Bulb Type HID
Bulbs Included No
Components Included Lens and Housing
Front Side Marker Light Bulb Included Not Included
Front Side Marker Light Bulb Type Halogen
Front Signal Light Bulb Included Not Included
Front Signal Light Bulb Type Halogen
Hid Ballast Included NO
High Beam Bulb Included NO
High Beam Bulb Type Halogen HB3
Housing Material Plastic
Lens Color Clear, Amber
Lens Material Plastic
Low Beam Bulb Included NO
Low Beam Bulb Type HID D2S
Other Side 20-6845-91
Park Lamp Bulb Included Not Included
Park Lamp Bulb Type Halogen
Remarks Base, Technology Model
Product line TYC Regular
Fits Acura · 3 vehicles

Complete headlight assembly. Includes lens and housing for a straightforward replacement.

Clear, amber lens. Delivers a clean look with distinct signal visibility.

HID bulb type. Uses HID D2S low beam and halogen high beam bulbs.

Cross-references Acura 33151-STX-A12 and Partslink AC2518111 for the same application. See all 2.

$421.62Free shipping
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Order total $421.62
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Acura MDX Left Headlight Assembly

Restore front-end lighting on your 2007-2009 Acura MDX with this TYC Regular left headlight assembly, part number 20-6846-91. It is built for Base and Technology Model applications and matches the original HID headlamp layout for the driver-side position.

Key Features

  • Fits 2007-2009 Acura MDX, left
  • TYC Regular replacement headlight assembly
  • Lens and housing included
  • Clear and amber lens color
  • Plastic lens and plastic housing construction
  • HID low beam design with halogen HB3 high beam bulb type
  • Front side marker, front signal, and park lamp bulb types listed as halogen
  • Bulbs not included
  • HID ballast not included

Product Details

This TYC 20-6846-91 headlight assembly is a direct replacement for the left side on the Acura MDX. It is specified for Base and Technology Model vehicles and uses a clear and amber lens with a plastic housing for exterior lighting service. The assembly is configured for HID D2S low beam operation, while the high beam uses a halogen HB3 bulb type. This part cross-references Acura 33151-STX-A12 and Partslink AC2518111 for the same application.

Common Problems It Can Address

  • Cracked or clouded left headlight lens
  • Moisture intrusion in the headlamp housing
  • Dim or uneven forward lighting on the Acura MDX
  • Broken mounting points or damaged exterior lamp housing
  • Failed original headlight assembly on 2007-2009 Acura MDX models

Installation Notes

Verify the vehicle is a 2007-2009 Acura MDX Base or Technology Model before installation. This assembly is for the left side and does not include bulbs or HID ballast, so transfer or source the required lighting components separately. Confirm connector condition, aim the headlamp after installation, and check all exterior lighting functions before returning the vehicle to service.

Quality Assurance

TYC Regular replacement lighting components are built as service parts for OE-style fitment and function. Part number 20-6846-91 is listed for the left headlight position on the Acura MDX with the specified model notes and interchange references.

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody TypePositionNotes
2009AcuraMDXBaseSport UtilityLeftRemarks: Base, Technology Model; Other Side: 20-6845-91; TYC Regular
2008AcuraMDXBaseSport UtilityLeftRemarks: Base, Technology Model; Other Side: 20-6845-91; TYC Regular
2007AcuraMDXBaseSport UtilityLeftRemarks: Base, Technology Model; Other Side: 20-6845-91; TYC Regular
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Acura — 33151-STX-A12Partslink — AC2518111