ECP-AUTOTEILE fit for 09-12 A4 B8 Standard Rear Bumper Diffuser Tuning Kits Gloss Blacked-out Euro Style

Diffuser as an automotive context, is a shaped section of the car underbody which improves the car's aerodynamic properties by enhancing the transition between the high-velocity airflow underneath the car and the much slower freestream airflow of the ambient atmosphere.

It works by providing a space for the underbody airflow Gloss blackout finished,mould with ABS injection.highest quality tuning projects Euro version,custom fit,original european aesthetic,quality design Enhance your vehicle's looks with the sporty look&improve safety on your rear end Perfect fit to your make, model, and year vehicles Add some attitude to your boring rear-end,provide any vehicle with trendy sporty style upgrade that demands attention What you get: (1)rear diffuser (1)exhaust tips