B9 Factory Specs & Option Codes
Detailed original factory documentation, manufacturing metrics, and build sheet specifications for the A4 series.
Model Generation Overview
The B9 Audi A4 shifted the benchmark for interior digitalization. Sourcing checks often focus on confirming the Matrix LED lights and Bang & Olufsen sound systems.
Essential Option Code Auditing
When inspecting a used A4 (B9), ensure you audit these common factory packages to verify genuine equipment:
Burmester Premium Sound System
High-performance surround sound system featuring bespoke speaker grilles and advanced audio tuning.
Ambient Lighting (Multi-color)
Configurable LED ambient cabin lighting offering multiple color pathways across door cards and dashboard lines.
Driving Assistance Package Plus
Full suite of active safety technologies including adaptive cruise control (Distronic), steering assist, and cross-traffic braking.
Panoramic Sliding Glass Sunroof
Two-panel panoramic glass roof providing a bright interior and wind-deflecting front ventilation structure.
360 Degree Surround View Camera
Network of 4 cameras generating a high-definition birds-eye view of the vehicle's surrounding path.
LED Intelligent Light System / Dynamic Headlamps
Adaptive headlights that dynamically mask out other vehicles in real-time while maintaining full high-beam illumination.