HomeElectrical, Lighting and Body > Lighting - ExteriorTYC 20-6670-01 Headlight Assembly - Left
Part #: 20-6670-01

TYC 20-6670-01 Headlight Assembly - Left

TYC Regular, Left
⚙️ 2 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$225.47Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦TYC Regular, Left
🚗Fitment: Acura, TSX
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of TYC Regular Headlight Assembly for Acura TSX

The TYC Regular Headlight Assembly 20-6670-01 is designed specifically for the Acura TSX, providing a reliable lighting solution for exterior vehicle needs. This headlight assembly features a plastic lens and housing, engineered to meet the requirements of HID lighting systems without including bulbs or ballasts.

  • Compatible with Acura TSX models
  • Part number 20-6670-01 for precise fitment
  • Plastic lens and housing for durability and weight reduction
  • Supports HID low beam (D2S) and halogen high beam (H1) bulbs
  • Includes lens and housing components only, bulbs and ballasts not included

Detailed Product Features and Specifications

This TYC Regular headlight assembly is crafted with a plastic lens and housing, providing a balance of durability and lightweight construction. It is designed to accommodate HID low beam bulbs of type D2S and halogen high beam bulbs of type H1, although bulbs and HID ballasts are not included with this assembly. The part number 20-6670-01 corresponds to the driver side headlight, with the passenger side available as part number 20-6669-01. The TYC Regular product line focuses on delivering dependable replacement parts that meet OEM standards, making it a practical choice for Acura TSX owners seeking quality exterior lighting components.

Common Applications and Problem Resolution

  • Replacement for damaged or cracked headlight lens and housing
  • Restores proper headlight alignment and beam pattern
  • Addresses moisture intrusion issues caused by compromised seals
  • Upgrades worn or faded headlight assemblies to improve visibility
  • Ensures compatibility with factory HID and halogen bulb configurations

Installation Notes and Tips

When installing the TYC Regular headlight assembly 20-6670-01 on an Acura TSX, ensure the vehicle is powered off and bulbs are handled with care if reused. Since bulbs and ballasts are not included, verify compatibility with existing HID D2S low beam and halogen H1 high beam bulbs. Proper alignment is critical to maintain optimal lighting performance and road safety. Refer to the vehicle’s service manual for detailed installation procedures.

Quality Assurance and Warranty Information

TYC Regular headlight assemblies are manufactured to meet or exceed OEM specifications, ensuring reliable fit and function. While specific warranty details are not provided here, TYC products typically come with a limited warranty covering defects in materials and workmanship. This part number 20-6670-01 is backed by TYC’s commitment to quality and durability for Acura TSX lighting components.

BrandTYC
Part Number20-6670-01
PositionTYC Regular, Left
Bulbs IncludedNo
Bulb TypeHid
Lens MaterialPlastic
Housing MaterialPlastic
Components IncludedLens and housing
Hid Ballast IncludedNo
High Beam Bulb IncludedNo
High Beam Bulb TypeHalogen h1
Low Beam Bulb IncludedNo
Low Beam Bulb TypeHid d2s
Other Side20-6669-01

This part fits 2 vehicles. Search below:

YearMakeModelBody TypePositionNotes
2005AcuraTSXSedanLeftComponents Included: Lens & Housing; Bulb Type: HID; Other Side: 20-6669-01; TYC Regular
2004AcuraTSXSedanLeftComponents Included: Lens & Housing; Bulb Type: HID; Other Side: 20-6669-01; 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:

33151-SEC-A12

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