LED Headlight DRL Light Source For Audi A3 S3 RS3 8V0998474A

Restore precise illumination and eliminate flickering symptoms by replacing the degraded internal driver with this LED Headlight DRL Light Source for the Audi 8V platform. Engineered as a direct aftermarket match for the original 8V0998474A component, this unit delivers stable ignition power straight to the projector lens without requiring full headlamp housing replacements. Prolonged thermal cycling frequently fails these small control modules, causing dimmer LEDs or complete daytime running light loss; installing this factory-tested substitution brings back consistent brightness while maintaining standard vehicle diagnostics.

Benefits & Practical Tips

Verify your vehicle build date and existing part marking before purchasing, as early pre-facelifting models sometimes route wiring differently than late production years. Run a soft microfiber cloth around the bulb base during removal to prevent scratching the reflector coating. Store your old driver in a static-safe bag as a backup reference before disposing of it.

Technical Specifications

Language Support: English

Compatible Vehicles: Audi A3, S3, RS3 (8V chassis) built 2016 through 2021 in sedan, sportback, and cabriolet configurations

OEM Reference Numbers: Right side 8V0998474A B101783-A | Left side 8V0998473A B011782-A

Electrical Profile: Accepts 12V DC or 42V AC input, delivering a steady 35W draw for approximately 2000 operating hours

Thermal Tolerance: Maintains safe output between -40°C and +125°C

Construction: Zero high-concern chemicals, fully bench-checked before shipment

Package Includes

• 1× LED Headlight DRL Light Source Unit (Right-hand side orientation)

Important Reminders

This part functions as an independent replacement component rather than an official Audi branded item. Manufacturer installation guides are not bundled with the order, so having a certified technician perform the swap helps preserve bumper seals and prevents CANbus error codes. Always inspect your vehicle chassis ground connections first to avoid voltage spikes reaching the new board. All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.