ECS Tuning Carbon Fibre Rear Diffuser - A4/S4 B9 s-line Precision laser etched "ECS Tuning"

Precision laser etched "ECS Tuning" stacked logo

Fits Audi A4 B9

silicone turbo inlet elbow

Operation: Press “ON” to open the valves fully

Fully Adjustable on the Vehicle

ECS Tuning Carbon Fibre Rear Diffuser - A4/S4 B9 s-line Precision laser etched "ECS Tuning"Upgrade your exterior styling with the ECS Tuning Carbon Fiber Rear Diffuser. This diffuser was engineered and designed in house to add a more aggressive appearance to the rear of your vehicle that matches with the factory appeal of the Audi B9 S4. An exclusive design only available through ECS Tuning, this rear diffuser will be sure to catch attention and turn heads. The diffuser is crafted of high quality hand laid carbon fiber to achieve it's world