Best A4 B6 Tuning mods and upgrades

Chip Tuning Box for Audi A4 B6 (8E) 1.9 TDI 100 HP Power Performance Diesel PDd

Best A4 Tuning Modifications & Upgrades [Performance Mod Guide]

Kerscher Front Bumper Insert, fits Audi A4 B6 - BK-Motorsport

Audizine Forums

BAGGED AUDI A4 B6: INTO THE RED

Spec-D Tuning LED Black Projector Headlights Compatible with 2006-2008 Audi A4 All, Left + Right Pair Headlamps Assembly : Automotive

034 - Audi B8 A4 2.0 TFSI (155 kW) Tuning - Stage 1 & 2 ECU Tunes– VAGPARTS Australia

Evolve Automotive Tuning - Premium Performance Car Parts & Upgrades

Aftermarket Audi Performance Parts

Audi JHM ECU Tuning for B6-B7 S4 w 4.2L V8 (40v)

Body Kit Styling, Audi A4 B6, Audi S4 B6, Performance Tuning and Aftermarket Parts

The ultimate Audi A4 B6 headlights page

Modifying Your Audi A4 2.0T B8/B8.5(2009-2015)? Check This Out! – Integrated Engineering

034 Motorsport - Audi A4 B7 2.0T FSI Tuning - Stage 1 & 2 ECU Tunes– VAGPARTS Australia

Best B7 Audi A4 2.0T FSI Upgrades