KYOSTAR Cold Air Intake System for Audi B9/B9.5 A4 A5 Allroad EA888 2.0T The KYOSTAR Cold Air Intake System is designed for Audi B9 and B9.5 A4, A5, and Allroad models equipped with the EA888 2.0T turbocharged engine. The high-flow intake design replaces restrictive factory intake components to improve airflow efficiency, enhance throttle response, and provide a deeper turbo induction sound during acceleration. Featuring a heat-shielded intake housing and reusable high-flow