Evolution Motorsports proudly announces the release of the highly anticipated V-flow Air Induction systems for the Audi S4 2.7T. Engineered utilizing state of the art CAD CAM 3D modeling, CNC machining, computer controlled Superflow air flow testing, rotational molding, injection molding and countless man hours, these systems represent the apex of air induction technologies. Additionally, our systems also incorporate a custom cotton air filter and a 6" injection molded Venturi that acts as a vacuum for cold-air. All these components work together to create the most powerful Audi air intake systems on the market today. Patent Pending