HomeElectrical, Lighting and Body > Lighting - ExteriorTYC 20-9830-01-9 Headlight Assembly - Left
Part #: 20-9830-01-9

TYC 20-9830-01-9 Headlight Assembly - Left

CAPA Certified, Left
⚙️ 6 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
📦CAPA Certified, Left
🚗Fitment: Audi, A4, A4 allroad, and S4
🔄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 Headlight Assembly 20-9830-01-9 is designed for Audi A4, A4 allroad, and S4 models. This left-side headlight assembly features a clear plastic lens and housing, engineered to meet CAPA standards for reliable exterior lighting performance.

  • Compatible with Audi A4, A4 allroad, and S4 vehicles
  • Left position headlight assembly with clear plastic lens and housing
  • Supports HID D5S bulb type for low beam and HID for high beam (bulbs not included)
  • Includes LED daytime running light and front side marker light bulbs
  • Front signal light bulb included with halogen type
  • Park lamp bulb included, matching the daytime running light type
  • CAPA Certified for quality and fitment assurance

Detailed Product Features and Specifications

This TYC headlight assembly (part number 20-9830-01-9) is constructed with durable plastic materials for both the lens and housing, ensuring lightweight yet sturdy performance. The clear lens provides optimal light output and visibility. It is designed to accommodate HID D5S bulbs for the low beam and HID bulbs for the high beam, although bulbs and HID ballast are not included. The assembly includes LED bulbs for the daytime running light and front side marker light, enhancing visibility and safety. The front signal light bulb is halogen type and included, while the park lamp bulb matches the LED daytime running light type. This assembly is specifically engineered for the left side of Audi A4, A4 allroad, and S4 models equipped with HID headlamps.

About the CAPA Certified Product Line

The CAPA Certified line from TYC ensures that this headlight assembly meets the Certified Automotive Parts Association standards for fit, form, and function. This certification indicates that the part has undergone rigorous testing to match OEM specifications, providing a reliable replacement option for Audi A4, A4 allroad, and S4 vehicles requiring a left headlight assembly with HID capabilities.

Common Applications and Problem Resolution

  • Replacement for damaged or cracked left headlight lens or housing
  • Upgrade or repair of non-functioning daytime running lights or side marker lights
  • Restoration of proper low and high beam HID lighting performance
  • Correction of front signal light issues with included halogen bulb
  • Improvement of park lamp functionality matching LED DRL bulbs

Installation Notes and Tips

When installing the TYC 20-9830-01-9 headlight assembly, ensure compatibility with your Audi A4, A4 allroad, or S4 model year and HID headlamp configuration. Bulbs and HID ballast are not included, so verify existing components or purchase separately as needed. Handle the plastic lens carefully to avoid scratches during installation. Proper alignment is essential for optimal lighting performance and compliance with vehicle safety standards.

Quality Assurance and Warranty Information

TYC’s CAPA Certified headlight assemblies are manufactured to meet strict quality standards, ensuring reliable fit and function. While specific warranty details are not provided here, CAPA certification reflects adherence to industry standards for replacement automotive lighting parts. For warranty information, refer to TYC’s official documentation or contact the parts provider.

BrandTYC
Part Number20-9830-01-9
PositionCAPA Certified, Left
Bulbs IncludedNo
Lens ColorClear
Bulb TypeHid
Lens MaterialPlastic
Housing MaterialPlastic
Daytime Running Light Bulb TypeLed
Front Side Marker Light Bulb IncludedIncluded
Front Side Marker Light Bulb TypeLed
Front Signal Light Bulb IncludedIncluded
Front Signal Light Bulb TypeHalogen
Hid Ballast IncludedNo
High Beam Bulb IncludedNo
High Beam Bulb TypeHid
Low Beam Bulb IncludedNo
Low Beam Bulb TypeHid d5s
Other Side20-9829-01-9
Park Lamp Bulb IncludedIncluded
Park Lamp Bulb TypeSame as drl
PositionLeft
RemarksW/ hid headlamps

This part fits 6 vehicles. Search below:

YearMakeModelBody TypePositionNotes
2019AudiA4 allroadWagonLeftw/ HID Headlamp Type; Other Side: 20-9829-01-1; CAPA Certified
2018AudiA4SedanLeftw/ HID Headlamp Type; Other Side: 20-9829-01-1; CAPA Certified
2018AudiA4 allroadWagonLeftw/ HID Headlamp Type; Other Side: 20-9829-01-1; CAPA Certified
2018AudiS4SedanLeftw/ HID Headlamp Type; Other Side: 20-9829-01-1; CAPA Certified
2017AudiA4SedanLeftw/ HID Headlamp Type; Other Side: 20-9829-01-1; CAPA Certified
2017AudiA4 allroadWagonLeftw/ HID Headlamp Type; Other Side: 20-9829-01-1; 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:

8W0 941 043 B

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